Computer Fundamental & Networking

SCDL – 4th Semester – Computer Fundamentals & Networking Concepts

LIST OF ATTEMPTED QUESTIONS AND ANSWERS

True/False Question Modulation is the process of sending a file from one computer to another computer.

Correct Answer

False

Your Answer False

Multiple Choice Multiple Answer Question Error correction and detection in OSI model is done by :-

Correct Answer

Data link Layer , Transport Layer

Your Answer Data link Layer

Multiple Choice Multiple Answer Question The functions of ATM layers are :-

Correct Answer

Routing , Switching , Multiplexing

Your Answer Routing , Switching , Multiplexing

Multiple Choice Single Answer Question The virtual circuit approach of packet switching is used in :-

Correct Answer

Data Link layer

Your Answer Data Link layer

Select The Blank Question ATM standard defines ________ layer.

Correct Answer

Three

Your Answer Three

Multiple Choice Single Answer Question Repeater operates in :-

Correct Answer

Physical layer


Multiple Choice Single Answer Question A hub is actually :-

Correct A multiport repeater

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Answer Your Answer A multiport repeater

True/False Question A central computer surrounded by one or more satellite computers is called a bus network.

Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question Which of the following connects LAN to a WAN?

Correct Answer

A network gateway

Your Answer A network gateway

True/False Question Devices on one network can communicate with device on another network via a gateway.

Correct Answer

True

Your Answer True

Select The Blank Question Error control is based on ________.

Correct Answer

ARQ

Your Answer ARQ

Multiple Choice Multiple Answer Question Transition states of PPP are :-

Correct Answer

Idle state , Establishment state , Authenticating state

Your Answer Idle state , Establishment state , Authenticating state

Select The Blank Question Transport layer is responsible for delivery of ________ from one node to other.

Correct Answer

Message

Your Answer Packets

Multiple Choice Single Answer

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Question Packets in the IP layer are called :-

Correct Answer

Datagrams

Your Answer Datagrams

Multiple Choice Single Answer Question The primary function of a bridge is to :-

Correct Answer

Interconnect two LANs

Your Answer Connect PCs to a LAN

Match The FollowingQuestion Correct Answer Your Answer

Full – duplex Simultaneous transmission in both directions

Simultaneous transmission in both directions

Modem Modulator Demodulator Modulator Demodulator

Bit Binary digit Binary digit

Synchronous communication efficiency

High Band width of the medium

True/False Question The application layer of a network consists of software being run on the computer connected

to the network. Correct Answer

True

Your Answer True


Multiplexing FDM FDM

Bounded Media Fiber optic cable Fiber optic cable

Wireless Transmission Microwave Microwave

Highest Attention UTP cable UTP cable

Multiple Choice Single Answer Question Which of the following connects LAN to another of the same type?

Correct Answer

A network bridge

Your Answer A network backbone

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Multiple Choice Multiple Answer Question A remote bridge :-

Correct Answer

Useful for several offices with LANs , Acts as point-to-point link , Uses PPP protocol

Your Answer Useful for several offices with LANs , Acts as point-to-point link , Faster than any other network

True/False Question The communication mode that supports two-way traffic but only one direction at a time is

known as half duplex. Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question The size of the datagram is :-

Correct Answer

8 bytes

Your Answer 8 bytes

Multiple Choice Single Answer Question The layer lies between the network layer and the session layer is :-

Correct Answer

Transport layer

Your Answer Transport layer

Select The Blank Question The digital, voice, or video voltages are referred to as ________ signals.

Correct Answer

Base band

Your Answer Band limited

Multiple Choice Multiple Answer Question OSPF features are :-

Correct Answer

Multiple circuit load balancing , Converge very quickly to network topology change , Not susceptible to routing loops

Your Answer Converge very quickly to network topology change , Not susceptible to routing loops

Multiple Choice Single Answer Question Contention is :-

Correct Answer

The condition when two or more stations attempt to use the same channel at the same time

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Your Answer The condition when two or more stations attempt to use the same channel at the same time

Select The Blank Question A communication protocol always have ________.

Correct Answer

Set of symbols

Your Answer Network information

Multiple Choice Multiple Answer Question A transport layer :-

Correct Answer

Receives Service from Network layer , Gives service to Application layer

Your Answer Receives Service from Network layer , Gives service to Network layer

Multiple Choice Multiple Answer Question X . 25 protocol :-

Correct Answer

Allows DTE to DCE interface , Is a synchronous interface , Is approved by CCITT

Your Answer Allows DTE to DCE interface , Is a synchronous interface , Is approved by CCITT

True/False Question The 5-7 digits are known as the country code of the Network User Address (NUA)

Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question As the data packet moves from the lower to the upper layers, headers are :-

Correct Answer

Added

Your Answer Subtracted

Multiple Choice Multiple Answer Question X.25 uses :-

Correct Answer

Packet assembler/disassembler , Packet switched network , Access lines to public data networks

Your Answer Packet assembler/disassembler , Packet switched network , Access lines to public data networks

True/False Question For connecting several LANs, backbone networks are used.

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Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Data rates above the 20,000 bps limitation of the RS-232 standard become possible by :-

Correct Answer

Shortening the cable

Your Answer Shortening the cable

Select The Blank Question The medium that permits the highest data rate is ________.

Correct Answer

Fiber optic cable

Your Answer Fiber optic cable

Select The Blank Question The ________ Timer is used in termination phase.

Correct Answer

Time waited

Your Answer Time waited

Multiple Choice Single Answer Question Internet protocol is a :-

Correct Answer

Host-to-host delivery network layer protocol

Your Answer Host-to-host delivery network layer protocol

Select The Blank Question Network layer is responsible for delivery of ________ from one source to other.

Correct Answer

Packets

Your Answer Packets

True/False Question Gateway is used for modulation and demodulation.

Correct Answer

False

Your Answer False


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Question ARQ stands for :-

Correct Answer

Automatic repeat request

Your Answer Automatic retransmission request

Multiple Choice Multiple Answer Question Query message that ICMP supports :-

Correct Answer

Echo request and reply , Time-stamp request and reply , Router solicitation and advertisement

Your Answer Echo request and reply , Time-stamp request and reply

Multiple Choice Single Answer Question Which organisation has developed much of the original standards?

Correct Answer

IEEE

Your Answer IEEE

Select The Blank Question The ________ timer keep a track of the time between the sending of segment and the receipt

of an acknowledgement. Correct Answer

Retransmission

Your Answer Retransmission

Multiple Choice Multiple Answer Question The important features of a reapeter are :-

Correct Answer

Can use 10Base5 , Acts as two port node , Operates only in physical layer

Your Answer Can use 10Base5 , Acts as two port node , Operates only in physical layer

True/False Question A medium access control technique for multiple access transmission media is amplitude.

Correct Answer

False

Your Answer False


Select The Blank Question The X.25 standard covers ________ OSI layers.

Correct Answer

3

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Your Answer 3

Multiple Choice Single Answer Question The available BW is divided into bands is :-

Correct Answer

FDMA

Your Answer FDMA

Multiple Choice Multiple Answer Question Digital transmission is possible in :-

Correct Answer

Serial mode , Parallel mode

Your Answer Serial mode , Parallel mode

True/False Question Network File System (NFS) allow computers to share files across a network or networks.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question Serial transmission can be :-

Correct Answer

Synchronous , Asynchronous

Your Answer Synchronous , Asynchronous , Sequential

Multiple Choice Multiple Answer Question Transmission media is characterized by :-

Correct Answer

Throughput , Propagation speed , Propagation time

Your Answer Throughput , Propagation speed , Propagation time


Time waited timer Termination phase Establishment Phase

Keep Alive Timer Prevents long idle connection Handles zero window size

Persistence timer Handles zero window size Acknowledgement of frames

Retransmission timer Lost segments Lost segments

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Multiple Choice Single Answer Question The datagram approach of packet switching is used in :-

Correct Answer

Network layer

Your Answer Network layer

Multiple Choice Multiple Answer Question Transreceiver performs the function of :-

Correct Answer

Transmitting and detection , Collision , Encoding and decoding

Your Answer Transmitting and detection , Synchronization , Encoding and decoding

Select The Blank Question A data packet is a packet header together with ________.

Correct Answer

User data

Your Answer Node address

Select The Blank Question The ________ timer is needed to control a lost or discarded segment by TCP.

Correct Answer

Retransmission


Multiple Choice Multiple Answer Question Data transmission modes are :-

Correct Answer

Simplex , Half duplex , Full duplex

Your Answer Simplex , Half duplex , Full duplex

Multiple Choice Single Answer Question Which of the following summation operation is performed on the bits to check an error-

detecting code? Correct Answer

Checksum

Your Answer Checksum

Multiple Choice Multiple Answer Question Media does transmit data in current wave form :-

Correct Answer

Coaxial cable , Twisted pair cable , Unshielded twisted pair cable

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Your Answer Optical fiber cable

Multiple Choice Multiple Answer Question A star backbone network :-

Correct Answer

Topology of backbone is star , The backbone is just one switch , Connects several LANs

Your Answer Topology of backbone is star , Faster than any other backbone network

True/False Question TCP uses negative acknowledgement in communication.

Correct Answer

False

Your Answer True

Multiple Choice Single Answer Question Which of the following condition is used to transmit two packets over a medium at the same

time? Correct Answer

Collision

Your Answer Contention

Multiple Choice Single Answer Question The main standards relating to Ethernet networks are :-

Correct Answer

IEEE 802.2 and IEEE 802.3

Your Answer IEEE 802.2 and IEEE 802.3

Multiple Choice Single Answer Question Which layer in the Ethernet standard communicates with the OSI network layer?

Correct Answer

LLC

Your Answer LLC

Multiple Choice Multiple Answer Question Terms used to describe digital signal are :-

Correct Answer

Bit rate , Bit interval

Your Answer Bit rate , Bit interval , Frequency

True/False Question The session layer takes the communication service of the transport layer and adds application

-oriented functions.

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Correct Answer

True

Your Answer True

True/False Question Application programs as well as all protocol software from the internet layer upward use only

IP address. Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Regulation of the rate of transmission of data frames is known as :-

Correct Answer

Flow control

Your Answer Flow control

Multiple Choice Single Answer Question The cheapest modems can transmit :-

Correct Answer

300 bits per second

Your Answer 4,800 bits per second

Multiple Choice Multiple Answer Question LCP packets include :-

Correct Answer

Configuration packets , Link termination packets , Link monitoring and debugging packets

Your Answer Configuration packets , Link monitoring and debugging packets , Authenticate packets


ATM Real time transmission Real time transmission

X.25 data rate 64 Kbps WAN

T-1 carrier data rate 1.54 Mbps 1.54 Mbps

Frame Relay data rate 1.544Mbps 64 Kbps

True/False Question Border Gateway Protocol (BGP) is an interautonomous routing protocol.

Correct Answer

True

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Your Answer True

True/False Question A local area network connects distance computers.

Correct Answer

False

Your Answer False

Multiple Choice Multiple Answer Question Signal quality may degrade due to :-

Correct Answer

Attenuation , Distortion , Noise

Your Answer Attenuation , Distortion , Noise

Multiple Choice Single Answer Question In unicast routing, the router forwards the packet :-

Correct Answer

To only one router

Your Answer To only one router

True/False Question PHY sub layer is responsible for encoding and decoding.

Correct Answer

True

Your Answer False

Select The Blank Question For delivery the user datagram to the correct application program, UDP needs________.

Correct Answer

Port address

Your Answer Internet address

Multiple Choice Multiple Answer Question A data terminal serves as :-

Correct Answer

Effecter , Sensor

Your Answer Transmitter

Multiple Choice Multiple Answer Question In ATM, connection between two end points is accomplished through :-

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Correct Answer

Transmission paths (TPs) , Virtual Paths (VPs) , Virtual circuits (VCs)

Your Answer Virtual Paths (VPs) , Virtual circuits (VCs) , Logical path

Multiple Choice Single Answer Question The main functional difference between circuit switched digital networks (CSDN) and packet-

switched digital network(PSDN)is Correct Answer

That a CSDN establishes a permanent connection between two nodes where PSDN uses a virtual circuit

Your Answer That a CSDN establishes a permanent connection between two nodes where PSDN uses a virtual circuit

Multiple Choice Multiple Answer Question A repeater :-

Correct Answer

Connects segments of a LAN , Forwards every frame , Is a regenerator

Your Answer Forwards every frame , Is a regenerator , Amplifies the signal

Select The Blank Question In ATM, ________ is designed to support a data stream that has a constant bit rate.

Correct Answer

AAL1

Your Answer AAL3/4

Multiple Choice Multiple Answer Question The important functions associated with ICMP are :-

Correct Answer

Error reporting , Reachability testing , Congestion control

Your Answer Reachability testing

Select The Blank Question In a ________ link, the only traffic is between the two connected devices.

Correct Answer

Dedicated

Your Answer Dedicated

Select The Blank Question In simplex transmission________.

Correct Answer

Data transmission is one way

Your Answer Data transmission is one way

True/False

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Question A repeater connects two LANs of different protocols.

Correct Answer

False

Your Answer False

Multiple Choice Multiple Answer Question Frame Relay operates in :-

Correct Answer

Physical Layer , Data link Layer

Your Answer Data link Layer , Network Layer

Select The Blank Question In fast Ethernet ________ replaces physical layer signaling.

Correct Answer

Reconciliation Sub Layer

Your Answer MDI

True/False Question In OSI network architecture the dialogue control and token management are responsibilities of

session layer. Correct Answer

True

Your Answer False

Multiple Choice Multiple Answer Question Modulation is used for :-

Correct Answer

Reduce the band width , Reduce the antenna size , Transmit multiple signals

Your Answer Transmit multiple signals , Ensure good transmission quality

Multiple Choice Single Answer Question In a switching method, each packet of a message need not follow the same path from

transmitter to receiver, this method is :- Correct Answer

Virtual circuit packet switching

Your Answer Datagram packet switching

True/False Question T1 and T3 carrier lines are suitable for bursty data traffic.

Correct Answer

False

Your Answer True

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True/False Question Multicast is only suitable for data, text or voice transmission.

Correct Answer

False

Your Answer True

True/False Question The Transreceiver in fast Ethernet is called PHY Sub-layer.

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Peer to peer communication involves:-

Correct Answer

Computers to share information over a network

Your Answer Computers to share information over a network

True/False Question Autonegotiation is a feature of fast Ethernet.

Correct Answer

True

Your Answer True

Select The Blank Question In fast Ethernet ________ is not required.

Correct Answer

CSMA /CD

Your Answer Line coding

True/False Question Frame Relay does not provide flow control or error control, they must be provided by upper

layer protocols. Correct Answer

True

Your Answer False

Multiple Choice Multiple Answer Question CHAP packets include :-

Correct Challenge , Response , Success and failure

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Answer Your Answer Challenge , Response , Success and failure

Select The Blank Question Optical source used in 1000 Base SX is________.

Correct Answer

Shortwave Laser

Your Answer Shortwave Laser

Multiple Choice Multiple Answer Question Three sets of protocols are defined for making PPP a powerful protocol :-

Correct Answer

Link control protocol (LCP) , Authentication protocol , Network control protocol (NCP)

Your Answer Link control protocol (LCP) , Authentication protocol , Network control protocol (NCP)

True/False Question Local area networks can transmit data using twisted -pair wiring or coaxial cables.

Correct Answer

True

Your Answer False

Multiple Choice Single Answer Question Which of the following is not a part of UDP user datagram?

Correct Answer

Preamble


Multiple Choice Single Answer Question Twisted -pair Ethernet is also known as :-

Correct Answer

10BASET

Your Answer 10BASET

Multiple Choice Single Answer Question The physical path over which a message travels is :-

Correct Answer

Media

Your Answer Media


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Question The information to be communicated in a communication system is :-

Correct Answer

Message

Your Answer Message

Select The Blank Question In a ________ connection, more than two devices can share a single link.

Correct Answer

Multipoint

Your Answer Multipoint

Multiple Choice Multiple Answer Question The versions of AAL layers are :-

Correct Answer

AAL1 and AAL2 , AAL3/4 and AAL5

Your Answer AAL1 and AAL2 , AAL3

Select The Blank Question ATM defines ________ versions of application adaptation Layer(AAL).

Correct Answer

Four

Your Answer Three

Multiple Choice Single Answer Question CCITT.V series standards relate primarily to which area of data communication ?

Correct Answer

Asynchronous communication

Your Answer ISDN

True/False Question Frame Relay is a virtual circuit network.

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Layer one of the OSI model is :-

Correct Answer

Physical layer

Your Answer Physical layer

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Multiple Choice Multiple Answer Question Virtual circuit frame used in Frame Relay :-

Correct Answer

Switched virtual circuit (SVC) , Permanent Virtual Circuit (PVC) , Multicast Virtual Circuit (MVC)

Your Answer Switched virtual circuit (SVC)


Digital Transmission Data transmission from hard disk to memory

Data transmission from hard disk to memory

Simplex Common in one direction only Common in one direction only

Duplex Common in both direction only Common in both direction only

Analog Transmission Door-Darshan transmission Common in both direction only

Multiple Choice Single Answer Question Sending a file from your personal computer's primary memory or disk to another computer is

called :- Correct Answer

Uploading

Your Answer Uploading

Select The Blank Question The IP datagram header is ________ in length.

Correct Answer

20-60 bytes

Your Answer 4-8 bytes

Select The Blank Question The ________ field is used to order packets of a message.

Correct Answer

Sequence number

Your Answer Sequence number

Multiple Choice Single Answer Question Tree topology is a variation of a :-

Correct Answer

Star

Your Answer Bus

Select The Blank

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Question ICMP always reports ________ to the original source.

Correct Answer

Error message

Your Answer Routing message


Communication system Hardware, software, and data transferal links

Hardware, software, and data transferal links

Digital 0 and 1 0 and 1

FDM Band width of the medium Band width of the medium

Start and stop bits Asynchronous transmission Binary digit

Multiple Choice Single Answer Question A characteristic of a multiprogramming system is :-

Correct Answer

Concurrent processing of two or more programs

Your Answer Simultaneous execution of program instructions from two applications

True/False Question Frequency-division multiplexer divides the high speed signal into frequency bands.

Correct Answer

True

Your Answer True

True/False Question Transmission of an IP datagram between two machines on a physical network does not

involve gateways. Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question Congestion prevention policies for network layer are :-

Correct Answer

Routing algorithm , Packet queneing and service policy , Packet lifetime management policy

Your Answer Routing algorithm , Packet queneing and service policy , Packet lifetime management policy

True/False Question The data link layer, in reference to the OSI model, specifies the virtual circuit interface to

packet-switched service.

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Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question Subnet masking is :-

Correct Answer

A process that extracts the sub network address from IP address

Your Answer A process that extracts the network address from IP address

Multiple Choice Multiple Answer Question In fast Ethernet functions of autonegotiation are :-

Correct Answer

To allow incompatible devices to one other , To allow one device to have multiple capability , To allow station to check hub's capability

Your Answer To allow incompatible devices to one other , To allow one device to have multiple capability

Multiple Choice Multiple Answer Question The adaptive routing types are :-

Correct Answer

Isolated adaptive routing , Centralized adaptive routing , Distributed adaptive routing

Your Answer Isolated adaptive routing , Centralized adaptive routing , Distributed adaptive routing

Multiple Choice Single Answer Question In OSI network architecture, the routing is performed by :-

Correct Answer

Network layer


Select The Blank Question The OSI models consists of ________ layers.

Correct Answer

Seven

Your Answer Seven

Multiple Choice Multiple Answer Question Features that encourages the wide spread use of ATM in telecommunication are :-

Correct Answer

High speed data rate , Low error rate , Low operating cost

Your Answer High speed data rate , Low operating cost , Less bandwidth

Multiple Choice Multiple Answer

Page 20 of 190


Question Categories of traditional Ethernet are :-

Correct Answer

10Base 5 , 10Base 2 , 10Base T

Your Answer 10Base 2 , 10Base T , 10Base X

Select The Blank Question The equipment used to connect all Ethernet nodes to the bus is called a ________.

Correct Answer

Hub

Your Answer Hub

True/False Question Bridging separates LAN collision domain.

Correct Answer

True

Your Answer True

Select The Blank Question The end-to-end delivery of the entire message is the responsibility of the ________ layer.

Correct Answer

Network

Your Answer Network

Multiple Choice Single Answer Question For handling frame arriving protocol Frame Relay uses :-

Correct Answer

FRAD

Your Answer DLCI

True/False Question Fast Ethernet is backward compatible.

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Flow control is needed to prevent :-

Correct Answer

Overflow of the receiver buffer

Your Answer Overflow of the receiver buffer

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Multiple Choice Single Answer Question Fiber Optic Ethernet is also known as:-

Correct Answer

10BASEF

Your Answer 10BASEF



Fast Ethernet Autonegotiation No need of CSMA/CD

Bridged Ethernet Raising BW and separate collision N-port switch and divided collision by N

Switched Ethernet N-port switch and divided collision by N

10 Mbps

Full-duplex Ethernet No need of CSMA/CD 1000 Mbps

Multiple Choice Single Answer Question The network identification in an IP address is called as :-

Correct Answer

Netid

Your Answer Netid

Select The Blank Question Gigabit Ethernet operates on ________ data rate.

Correct Answer

1000 Mbps

Your Answer 1000 Mbps

Select The Blank Question In ATM, ________ is designed to support a data stream that has a constant bit rate.

Correct Answer

AAL1

Your Answer AAL3/4

Multiple Choice Single Answer Question ARQ stands for :-

Correct Answer

Automatic repeat request

Your Answer Automatic retransmission request

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Multiple Choice Single Answer Question Topology requires a central controller or hub.

Correct Answer

Star

Your Answer Star

Multiple Choice Single Answer Question TCP offers :-

Correct Answer

Full duplex service

Your Answer Full duplex service


Correct Answer

A network bridge


True/False Question IPv6 is also known as IPng.

Correct Answer

True

Your Answer True


Correct Answer

Physical layer


True/False Question Data rate of traditional Ethernet is 100Mbps.

Correct Answer

False

Your Answer False


Correct Answer

True

Page 23 of 190


Your Answer True


Correct Answer

False

Your Answer True

True/False Question GMII is a physical component.

Correct Answer

False

Your Answer False


Correct Answer

LLC

Your Answer Protocol

Select The Blank Question In HDLC ________ are used for flow and error control where piggy backing is impossible.

Correct Answer

S - frame

Your Answer Frame check sequence

Select The Blank Question The Frame Relay committed Information Rate represents________.

Correct Answer

The minimum data rate on the network

Your Answer The maximum data rate on the network


Correct Answer


Your Answer Propagation speed , Propagation time , Received signal

Multiple Choice Single Answer Question In a access method a station that has token is :-

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Correct Answer

Token passing

Your Answer Token passing

True/False Question Application programs as well as all protocol software from the internet layer upward use

only IP address. Correct Answer

True

Your Answer True

True/False Question Modulation is the process of sending a file from one computer to another computer.

Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question In which method a station reserves a slot for data by setting its flag in a frame?

Correct Answer

Reservation

Your Answer Polling Access

Multiple Choice Single Answer Question The main advantage of ISO model is that :-

Correct Answer

It allows integration of software and hardware

Your Answer It fits in well in network

Multiple Choice Multiple Answer Question AAL sub layers are :-t

Correct Answer

Convergence sub layer (CS) , Segmentation and reassembly (SAR)

Your Answer Data link layer (DLC) , Media access control (MAC)

Multiple Choice Multiple Answer Question IPCP defines three categories of seven packets :-

Correct Answer

Configure , Terminate , Code

Your Answer Configure , Terminate , Code

Select The Blank

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Question The fast Ethernet has ________ data rate.

Correct Answer

100 Mbps


Select The Blank Question Data link layer is responsible for transmitting ________ from one node to other.

Correct Answer

Frames

Your Answer Frames


Correct Answer

Packets

Your Answer Packets


Multiplexing FDM Modem

Bounded Media Fiber optic cable FDM



Multiple Choice Multiple Answer Question Operational features of Ethernet are:-

Correct Answer

10 mbps rate , CSMA/CD protocol , 500 meters length

Your Answer 10 mbps rate , CSMA/CD protocol , Star topology

Multiple Choice Single Answer Question The main functional difference between circuit switched digital networks (CSDN) and

packet-switched digital network(PSDN)is Correct Answer

That a CSDN establishes a permanent connection between two nodes where PSDN uses a virtual circuit

Your Answer That a CSDN establishes a permanent connection between two nodes where PSDN uses a virtual circuit

Multiple Choice Single Answer Question Frame Relay operates at :-

Correct Physical and data link layer

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Answer Your Answer Data Link layer

Multiple Choice Multiple Answer Question HDLC supports :-

Correct Answer

Half duplex communication , Full duplex communication , ARQ mechanisms

Your Answer Half duplex communication , ARQ mechanisms , Pipelining

Select The Blank Question The ________ layer is responsible for host-to-host delivery.

Correct Answer

Network

Your Answer Data link


Correct Answer

True

Your Answer False


Correct Answer

True

Your Answer True

True/False Question The session layer takes the communication service of the transport layer and adds

application -oriented functions. Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question The physical path in ATM is :-

Correct Answer

Physical connection between two switches , Connection between an end point and a switch , Used for data transfer

Your Answer Physical connection between two switches , Used to connect switches , Used for data transfer

Select The Blank

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Question In Base T4 Ethernet ________ line coding is used.

Correct Answer

8B /6T

Your Answer 8B /10B

Multiple Choice Multiple Answer Question Channelization protocols are :-

Correct Answer

TDMA , CDMA , FDMA

Your Answer CDMA , CSMA/CD protocol

Select The Blank Question Error control is________.

Correct Answer

Error detection and correction

Your Answer Error detection and correction

Multiple Choice Multiple Answer Question The Types of error that Internet Control Message Protocol (ICMP) can handle are :-

Correct Answer

Destination unreachable , Source quench , Redirection

Your Answer Destination unreachable , Redirection


Correct Answer


Your Answer Routing , Switching , Bridging

Multiple Choice Single Answer Question Base band is :-

Correct Answer

Transmission of signals without modulation

Your Answer Transmission of signals without modulation

Multiple Choice Single Answer Question The basic Ethernet design does not provide :-

Correct Answer

Automatic retransmission of a message

Your Answer Multiple virtual networks

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Multiple Choice Multiple Answer Question In digital data transmission :-

Correct Answer

Baud rate is equal to bit rate , Baud rate is always smaller than the bit rate

Your Answer Baud rate is equal to bit rate

Select The Blank Question In X.25 network layer protocol, the data contains________.

Correct Answer

One octet of header plus data

Your Answer Two octet of header plus data



Correct Answer

Effecter , Sensor

Your Answer Transmitter , Modulator

Multiple Choice Single Answer Question Topology requires a multipoint connection called :-

Correct Answer

Mesh

Your Answer Star


Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question An error detecting code which is the remainder resulting from dividing the bits to be checked

by a predetermined binary number, is known as :- Correct Answer

Cyclic Redundancy check

Your Answer Error rate

True/False Question The application layer of a network consists of software being run on the computer

connected to the network.

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Correct Answer

True

Your Answer True

Select The Blank Question Flow control ________.

Correct Answer

Prevents overflow at receiver

Your Answer Prevents overflow at transmitter


Correct Answer

10BASEF

Your Answer 10BASET


Correct Answer

Time waited


Select The Blank Question In Base T4 Ethernet ________ line coding is used.

Correct Answer

8B /6T

Your Answer 8B /10B

Multiple Choice Single Answer Question Which of the following device copies electrical signals from one Ethernet to another?

Correct Answer

Repeater

Your Answer Passive hub


Correct Answer

A network gateway



Page 30 of 190


Question Which of the following communications lines is best suited to interactive processing applications?

Correct Answer

Full-duplex lines

Your Answer Full-duplex lines

Multiple Choice Multiple Answer Question A spanning tree bridge :-

Correct Answer

Has no loops , Creates logical topology , Uses BPDU

Your Answer Has no loops , Uses BPDU , Forward every frame


Correct Answer


Your Answer To allow incompatible devices to one other , To allow one device to have multiple capability

True/False Question The simultaneous transmission of data to a number of stations is known as broadcast.

Correct Answer

True

Your Answer True

True/False Question The physical layer of a network controls error detection and correction.

Correct Answer

False

Your Answer False


Correct Answer

IEEE

Your Answer IEEE

True/False Question UDP is a connectionless, unreliable protocol.

Correct Answer

True

Your Answer False

Page 31 of 190


Multiple Choice Multiple Answer Question Twisted pair cables are preferred when :-

Correct Answer

The LAN is under cost constraint , Relatively easy installation is need

Your Answer The LAN is under cost constraint , Relatively easy installation is need , Network is small






Start and stop bits Asynchronous transmission Asynchronous transmission


Correct Answer


Your Answer Computers to share information over a network


Correct Answer

10BASET

Your Answer 10 BASE2

Multiple Choice Multiple Answer Question Broadcasting methods are :-

Correct Answer

Flooding , Multidestination routing , Reverse path forwarding

Your Answer Random routing , Multidestination routing , Reverse path forwarding


Full - duplex Simultaneous transmission in both directions



Bit Binary digit 0 and 1

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High High

Select The Blank Question In ALOHA ________ is the downloading carrier frequency.

Correct Answer

413 MHz

Your Answer 407 MHz

Multiple Choice Single Answer Question Bandlimited signal is :-

Correct Answer

A signal all of whose energy is contained within a finite frequency range

Your Answer The simultaneous transmission of data to a number of stations

Multiple Choice Single Answer Question In the TCP/IP suite the protocol used for physical addressing of the next hop :-

Correct Answer

ARP

Your Answer ARP

Multiple Choice Multiple Answer Question Categories of traditional Ethernet are :-

Correct Answer


Your Answer 10Base 5 , 10Base 2 , 10Base T


Correct Answer



True/False Question The main purpose of a data link content monitor detect problems in protocols.

Correct Answer

True

Your Answer True


Page 33 of 190


Correct Answer

Physical and data link layer

Your Answer Physical and data link layer

Multiple Choice Single Answer Question The actual transmission and reception of data on an RS - 232 interface occurs :-

Correct Answer

On pins 2 and 3

Your Answer On pins 2 and 3


Correct Answer

Sequence number


Select The Blank Question In fast Ethernet autonegotiation allows ________ negotiation.

Correct Answer

Data rate

Your Answer Data rate


Correct Answer


Your Answer Physical layer , Data link Layer

Multiple Choice Multiple Answer Question Link control protocol (LCP) is responsible for :-

Correct Answer

Establishing , Maintaining , Configuring

Your Answer Establishing , Maintaining , Configuring

Multiple Choice Multiple Answer Question X.25 uses :-

Correct Answer

Packet assembler/disassembler , Packet switched network , Access lines to public data networks

Your Answer Packet assembler/disassembler , Packet switched network , Access lines to public data networks

Select The Blank

Page 34 of 190


Question The full abbreviation for AAL is________.

Correct Answer

Application Adaptation layer

Your Answer Application Adaptation layer

Select The Blank Question The ________ timer is needed to handle the zero window size.

Correct Answer

Persistence

Your Answer Keep alive

Select The Blank Question Frame Relay is not used for ________ due to delays in transmission of variable frame

sizes. Correct Answer

Real-time video

Your Answer Real-time video

True/False Question Demodulation is the process of converting digital signals to analog signals.

Correct Answer

False

Your Answer False

True/False Question A device that can convert digital signals to analog signals is a packet.

Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question A hub is actually :-

Correct Answer

A multiport repeater

Your Answer A multiport repeater

Multiple Choice Single Answer Question The cost assigned for passage of a packet through a network is called :-

Correct Answer

Metric

Your Answer Metric

Page 35 of 190


Multiple Choice Multiple Answer Question PAP packets include :-

Correct Answer

Authenticate request , Authenticate ack , Authenticate nak

Your Answer Authenticate request , Authenticate ack , Authenticate nak

Select The Blank Question In 100BaseX ________ bits of data is received from network interface card.

Correct Answer

8

Your Answer 16

Select The Blank Question In digital data transmission________.

Correct Answer

Baud rate is equal to bit rate

Your Answer Baud rate is equal to bit rate


Multiple Choice Single Answer Question The token passing media access method passes a token over a ring and it sets :

Correct Answer

Different priorities

Your Answer Single priority

Multiple Choice Multiple Answer Question Networking is

Correct Answer

Cost effective , Fast , Manageable

Your Answer Cost effective

True/False Question Sometimes flowcharting may result in a complex and clumsy design for large and highly

complex program . Correct Answer

True

Your Answer True


Page 36 of 190


Question What is the name given to first parallel port on a desktop computer ?

Correct Answer

LPT1

Your Answer LPT1

True/False Question IP address has specific components and follow a specific format.

Correct Answer

True

Your Answer True


Softcopies Monitor Hub

Input Device Keyboard Keyboard

Output Device Speakers Monitor

Hardcopies Printer Printer

Multiple Choice Multiple Answer Question Select the modern equipments available in the market which use ROM (Read Only Memory)

to store data. Correct Answer

Video Games , ATM's , Microwave

Your Answer Video Games , ATM's , Microwave

Multiple Choice Single Answer Question MIS helps the organization in the process of :-

Correct Answer

Decision making.

Your Answer Decision making.

Select The Blank Question IP phones have a ________ connector.

Correct Answer

RJ-45

Your Answer RJ-45

True/False Question Transmission is collection of facts and figures.

Correct False

Page 37 of 190


Answer Your Answer False

True/False Question Any server can takeover from the failed application server as they share the same storage.

Correct Answer

True

Your Answer False

Multiple Choice Multiple Answer Question Network Attached Storage devices do not require :

Correct Answer

Monitor , Keyboard , Mouse

Your Answer Monitor , Keyboard

Select The Blank Question Charles Babbage was a professor of ________ in a British University who gave the design of

the computer. Correct Answer

Mathamatics

Your Answer Mathamatics

Multiple Choice Single Answer Question What denotes the hierarchy of an organization?

Correct Answer

Organization structure.

Your Answer Organization structure.

Multiple Choice Single Answer Question What are the words called written in hypertext document ?

Correct Answer

Links

Your Answer Links

Select The Blank Question A switch is a ________ HUB.

Correct Answer

Intelligent

Your Answer Active

True/False

Page 38 of 190


Question Printer is used to display information based on certain processing.

Correct Answer

False

Your Answer False

Select The Blank Question A computer is used to convert raw data into ________.

Correct Answer

Information

Your Answer Information


Serial Communication Oneway transfer of data bi-directional data transfer

Protocols Data transmission software Twoway transfer of data

Signals Electronic encoding of data Electronic encoding of data

Transmission Communication of data Oneway transfer of data

True/False Question Analog signal is measured in volts and its frequency in hertz.

Correct Answer

False

Your Answer True

Select The Blank Question NAS systems use ________ protocol for web based administrative user interfaces.

Correct Answer

HTTP

Your Answer HTTP

Select The Blank Question A speed of the internet access is measured as the ________ of the connection.

Correct Answer

Bandwidth

Your Answer Bandwidth

Select The Blank Question A VPN behaves similar to a ________ network.

Correct Private

Page 39 of 190


Answer Your Answer Private

Multiple Choice Multiple Answer Question An algorithm must have

Correct Answer

Input , Output , Process

Your Answer Input , Output , Process

Multiple Choice Single Answer Question In a computer network environment the message is navigating through a :

Correct Answer

Meduim

Your Answer Computer

True/False Question There is usually heavy charges for computer-to-computer calls, depending on the distance.

Correct Answer

False

Your Answer False

Multiple Choice Multiple Answer Question A program is usually written using

Correct Answer

C , Fortran , Visual Basic

Your Answer Visual Basic

Multiple Choice Single Answer Question Internet access is usually provided by Internet Service providers, this connectivity or setup is

a network design which is classified under : Correct Answer

MAN

Your Answer WAN

Select The Blank Question If the station possessing the token has information it transmit, it ________ the token.

Correct Answer

Seizes

Your Answer Releases

Multiple Choice Single Answer Question Secure remote access over the internet for mobile users and secure LAN connectivity can be

Page 40 of 190


achieved by: Correct Answer

Virtual private networks

Your Answer Virtual private networks

Select The Blank Question ________ is the most expensive type of cable available in the market.

Correct Answer

Fiber Optic

Your Answer Fiber Optic

Select The Blank Question Heavy data traffic will lead to grater number of collisions and ________ in a network.

Correct Answer

Retransmissions

Your Answer Retransmissions

Multiple Choice Single Answer Question The network administrator usually when handles enormous amount of data, the data becomes

critical and may be sensitive sometimes, the contengency related to data handling is monitored specifically through data :

Correct Answer

Backups

Your Answer Mirroring

True/False Question Chat programs all users to communicate with each other in real time.

Correct Answer

True

Your Answer True

True/False Question Packet sniffers cannot be used to diagnose and fix network related problems.

Correct Answer

False

Your Answer True

Multiple Choice Multiple Answer Question What are the different parts of a storage device ?

Correct Answer

Read/Write Heads , Controller , Data Cache

Your Answer Read/Write Heads , Controller , Cables

Page 41 of 190


Multiple Choice Single Answer Question By double clicking the left mouse button on an icon the document can be :

Correct Answer

Opened

Your Answer Opened

Multiple Choice Single Answer Question A central control over the network resources with enhanced security of data can be

implemented by : Correct Answer

Server Based Networking

Your Answer Server Based Networking

Multiple Choice Multiple Answer Question The two types of browser are

Correct Answer

Graphical , Text

Your Answer Graphical , Text

True/False Question MICR is capable of reading characters written in black ink.

Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question The flow of information through MIS is :-

Correct Answer

Need dependent.

Your Answer Organization dependent.

Select The Blank Question In ring topology a signal is transferred via a ________ from one station to another.

Correct Answer

Token

Your Answer Address

Multiple Choice Single Answer Question Every NIC has a Unique identifier which is hardcoded and is used to uniquely identify it, it is

referred as : Correct Answer

MAC Address

Page 42 of 190


Your Answer MAC Address

Multiple Choice Single Answer Question The backbone of any organization is :-

Correct Answer

Information


Multiple Choice Multiple Answer Question Modern digital cameras are capable of :

Correct Answer

Take Photographs , Record Videos , Capture Sounds

Your Answer Take Photographs , Record Videos

Multiple Choice Single Answer Question Set of standards or rules for establishing a successful communication channel is reffered as :

Correct Answer

Protocols

Your Answer Protocols

Multiple Choice Multiple Answer Question A computer hardware is categorized into the following heads :

Correct Answer

Input & Output Devices , Memory , Storage Devices

Your Answer Input & Output Devices , Memory , Applications


Multiple Choice Multiple Answer Question Network Attached Storage devices do not require :

Correct Answer

Monitor , Keyboard , Mouse

Your Answer Mouse

True/False Question A light pen is capable of sensing a position on CRT.

Correct Answer

True

Your Answer True


Page 43 of 190


Question The software used to access and navigate internet pages is called

Correct Answer

Browser

Your Answer Browser


Unknown Networks Internet zone Outside security zone

Local Area Network Organization zone Organization zone

Trusted Networks Inside security zone Inside security zone

Un-trusted Networks Outside security zone Outside security zone

True/False Question A scanner can be shared on a Network.

Correct Answer

False

Your Answer True


Small organization C class IP address C class IP address

Network class D & E class IP address TCP class

Large organizations A class IP address A class IP address

Medium organizations B class IP address B class IP address

Multiple Choice Single Answer Question LCD's are available in field effective type and:

Correct Answer

Dynamic Scattering Type

Your Answer Dynamic Scattering Type

Select The Blank Question A Super Computer contains more than one________.

Correct Answer

CPU's

Your Answer CPU's


Page 44 of 190


Question Chat rooms are used to exchange comments over the internet depending on

Correct Answer

Topics

Your Answer Topics

Multiple Choice Multiple Answer Question Different types of web graphical softwares are

Correct Answer

Internet Explorer , Firefox

Your Answer Internet Explorer , Firefox , Netscape

Select The Blank Question Computers on the internet use ________ architecture.

Correct Answer

Client/server

Your Answer Client/server

Multiple Choice Single Answer Question When the organizations share data on a network, the data is critical in nature and it

should be highly secure, this data security and management is the task of Correct Answer

Network Administrator

Your Answer Network Administrator

Select The Blank Question A standard keyboard comprises of ________ number of keys.

Correct Answer

104

Your Answer 104

Select The Blank Question If an transmission error is detected ________ bit is stripped out of the data.

Correct Answer

Parity

Your Answer Flag

Multiple Choice Multiple Answer Question Peer to Peer networking is configured when

Correct Answer

User are in close Proximity , Limited Network Growth

Your Answer Users are geographically apart


Page 45 of 190


Question A Java program runs equally well on which platforms without any additional programming.

Correct Answer

PC , Macintosh , UNIX

Your Answer UNIX

Multiple Choice Single Answer Question The flow of information through MIS is :-

Correct Answer

Need dependent.

Your Answer Structure dependent.

Select The Blank Question The file over the internet is downloaded to ________ machine.

Correct Answer

Client

Your Answer Client

Multiple Choice Multiple Answer Question Packets of data that is transmitted over the network from one computer to another

consists of : Correct Answer

Error Detection Bits , Sequencing Bits , Addressing Bits

Your Answer Addressing Bits , Error Detection Bits , Sequencing Bits

Multiple Choice Single Answer Question People use hybrid processors usually when there is a need for :

Correct Answer

Combined Processing

Your Answer Combined Processing

Multiple Choice Single Answer Question Optical signals which are flashed down the fiber optic cable by a laser is called :

Correct Answer

Photones

Your Answer Photones


Correct Answer



True/False

Page 46 of 190


Question All computers do not require operating software.

Correct Answer

False

Your Answer False

Multiple Choice Multiple Answer Question Floppy disk are available with the following capacities :

Correct Answer

1.44 MB , 1.2 MB , 3.5 inch

Your Answer 1.44 MB , 3.5 inch

True/False Question Data is a collection of hardware devices attached to a computer.

Correct Answer

False

Your Answer True

True/False Question You can attach voice message to your email that is sent over the internet.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question The most famous instant messaging services available are

Correct Answer

ICQ , MSN , Yahoo

Your Answer MSN , Yahoo

Multiple Choice Multiple Answer Question What are the devices which use synchronous transmission media to communicate ?

Correct Answer

Telephones , Instant Messaging , Chat Room Events

Your Answer Telephones , Instant Messaging , Chat Room Events

True/False Question In Asynchronous communication there is a gurantee that the communicators will agree

over extended periods. Correct Answer

False

Your Answer False

Page 47 of 190


Select The Blank Question A computer processes data into useable and more precised summary which is referred as

________. Correct Answer

Information


Select The Blank Question In a company data is transferred over the ________ with the help of a media.

Correct Answer

Network

Your Answer Network

Multiple Choice Multiple Answer Question Pure input devices include:

Correct Answer

Keyboard , Mouse , Scanner

Your Answer Keyboard , Mouse

Multiple Choice Multiple Answer Question Three widely used VPN protocols are :

Correct Answer

IPsec , Tunneling , Socks5

Your Answer IPsec , Tunneling , Socks5

Select The Blank Question If an application is run in client mode ________ information is sent across the network in

clear text. Correct Answer

Authentic

Your Answer Authentic

True/False Question In a Network setup the sender and reciever can be computer terminals.

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Now a days data is commonly stored on a CD, and it is also referred as :

Correct Answer

Optical Disk

Page 48 of 190


Your Answer Compact Disk

Select The Blank Question The terminals involved in ________ data sends soh first, then the data and finally eot.

Correct Answer

Sending

Your Answer Sending

Multiple Choice Multiple Answer Question What are the two types of bus topologies available for use ?

Correct Answer

Regular , Local

Your Answer Regular , Local

Multiple Choice Single Answer Question A technique which helps the programmers in debugging process is

Correct Answer

Flowchart

Your Answer Flowchart

Select The Blank Question An ________ is the most popular form of network communication system.

Correct Answer

E-mail

Your Answer E-mail

True/False Question IP spoofing is possible by using a trusted IP address over a network.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question Network Operating System

Correct Answer

Windows 2000 , Windows NT , Novel Netware

Your Answer Windows 2000 , Windows NT

Multiple Choice Single Answer Question Smart cards are credit card sized and contain a :

Page 49 of 190


Correct Answer

Microprocessor

Your Answer Compaq Disc

Multiple Choice Single Answer Question The Photographs in digital cameras are stored in :

Correct Answer

Memory

Your Answer Memory

Multiple Choice Single Answer Question Who provides files and services to the user's local machine over the internet ?

Correct Answer

Remote server

Your Answer Remote server

True/False Question To access the world wide web you must use a operating software.

Correct Answer

False

Your Answer False

True/False Question A Modem is a communication devices which cannot be shared on a network it is usually

connected to one computer only. Correct Answer

False

Your Answer True


Multiple Choice Single Answer Question Routing between autonomous system is referred to as :-

Correct Answer

Exterior routing

Your Answer Interior routing



True

Your Answer True

Page 50 of 190


True/False Question The 1-4 digits are known as the country code of the NUA.

Correct Answer

True

Your Answer True


Correct Answer

Seven

Your Answer Seven

Multiple Choice Multiple Answer Question Internet Assigned Number Authority (IANA) has divided port number into the ranges :-

Correct Answer

Well-known ports , Registered ports , Dynamic ports

Your Answer Registered ports , Dynamic ports

True/False Question Half-duplex transmission limits communication in one direction at a time.

Correct Answer

True

Your Answer False

Multiple Choice Single Answer Question What does the acronym ISDN stand for?

Correct Answer

Integrated Services Digital Network

Your Answer Integrated Services Digital Network

Multiple Choice Multiple Answer Question LCP packets include :-

Correct Answer

Configuration packets , Link termination packets , Link monitoring and debugging packets

Your Answer Configuration packets , Link termination packets , Link monitoring and debugging packets

Select The Blank Question In ________ multiple frames can be in transit at the same time. If there is an error only the

unacknowledged frame is retransmitted. Correct Answer

Selective repeat ARQ

Your Answer Selective repeat ARQ

Page 51 of 190


Multiple Choice Single Answer Question Default masking is :-

Correct Answer

A process that extracts the network address from IP address

Your Answer A process that extracts the sub network address from IP address



High High





True/False Question Frame Relay does not provide flow control or error control, they must be provided by

upper layer protocols. Correct Answer

True

Your Answer True


Correct Answer

A network bridge

Your Answer A network bridge


Correct Answer

TDMA , CDMA , FDMA

Your Answer TDMA , CDMA , FDMA


Correct Answer

Data rate

Your Answer Data rate


Page 52 of 190


Question Repeater operates in :-

Correct Answer

Physical layer


True/False Question For multicasting between two non contiguous multicast routers, a multicast backbone

(MBONE) is used to enable tunneling. Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Contention is :-

Correct Answer

The condition when two or more stations attempt to use the same channel at the same time

Your Answer The condition when two or more stations attempt to use the same channel at the same time

Select The Blank Question In a ________ link, the only traffic is between the two connected devices.

Correct Answer

Dedicated

Your Answer Dedicated







Multiple Choice Single Answer Question Which organization has developed much of the original standards for LAN?

Correct Answer

IEEE

Your Answer IEEE

True/False Question The bridge changes physical address in frame.

Page 53 of 190


Correct Answer

False

Your Answer True

Multiple Choice Single Answer Question Which of the following condition is used to transmit two packets over a medium at the

same time? Correct Answer

Collision

Your Answer Contention

True/False Question GMII is a physical component.

Correct Answer

False

Your Answer False


Correct Answer


Your Answer Transmitting and detection , Collision , Encoding and decoding

Multiple Choice Single Answer Question Which of the following device is used with an X.25 network to provide service to

asynchronous terminals? Correct Answer

Packet assembler/disassembler

Your Answer Packet assembler/disassembler


Correct Answer

Low error rate , Low operating cost , High speed data rate

Your Answer High speed data rate , Low error rate , Low operating cost


Correct Answer


Your Answer Shortening the cable

Select The Blank

Page 54 of 190


Question The ________ layer is responsible for host-to-host delivery.

Correct Answer

Network

Your Answer Network

Select The Blank Question A ________ path provides a connection or a set of connections between switches.

Correct Answer

Virtual

Your Answer Transmission

True/False Question Devices on one network can communicate with devices on one another network via a

utility server. Correct Answer

False

Your Answer False

Multiple Choice Multiple Answer Question Categories of Gigabit Ethernet 1000BaseX are :-

Correct Answer

1000 Base - SX , 1000 Base - LX , 1000 Base - CX

Your Answer 1000 Base - SX , 1000 Base - LX , 1000 Base - CX

Multiple Choice Single Answer Question In OSI network architecture, the dialoge control and token management are the

responsibilities of :- Correct Answer

Session layer

Your Answer Session layer

Multiple Choice Single Answer Question The main advantage of ISO model is that :-

Correct Answer


Your Answer It allows integration of software and hardware

Select The Blank Question For 1000Base-T Gigabit Ethernet ________ line coding is used.

Correct Answer

4D /PAM 5

Your Answer 4D /PAM 5

Page 55 of 190


Multiple Choice Multiple Answer Question Fast Ethernet has :-

Correct Answer

Data rate of 100 mbps , Auto negotiation , Reconciliation sub layer

Your Answer Data rate of 100 mbps , Auto negotiation , Reconciliation sub layer

True/False Question A cheapest modem can transmit 300 bits per second.

Correct Answer

True

Your Answer False


Correct Answer

Packets

Your Answer Packets

Multiple Choice Single Answer Question A bus backbone is most suited for:-

Correct Answer

Different buildings in campus

Your Answer Different buildings in campus

Select The Blank Question The fast Ethernet has ________ data rate.

Correct Answer

100 Mbps


Multiple Choice Multiple Answer Question Signal quality may degrade due to :-

Correct Answer

Attenuation , Distortion , Noise

Your Answer Attenuation , Distortion


Correct Answer

True

Page 56 of 190


Your Answer True


Correct Answer


Your Answer Bit rate , Bit interval

Select The Blank Question In ATM, all cells of single message till destination follows the ________ path.

Correct Answer

Virtual circuit

Your Answer Virtual circuit


Correct Answer

IEEE

Your Answer IEEE

Multiple Choice Multiple Answer Question Query message that ICMP supports :-

Correct Answer

Echo request and reply , Time-stamp request and reply , Router solicitation and advertisement

Your Answer Echo request and reply , Time-stamp request and reply , Data transfer

Multiple Choice Multiple Answer Question The types of Internet Group Management Protocol (IGMP) message are :-

Correct Answer

Leave Report , Membership Report , Query

Your Answer Leave Report , Membership Report , Query


Multiple Choice Single Answer Question All of the parts in a computer talk to each other by sending :-

Correct Answer

Digital signals

Your Answer Digital signals

Page 57 of 190


Multiple Choice Single Answer Question A bus is :-

Correct Answer

One or more conductors

Your Answer Two or more stations attempt to use the same channel

Multiple Choice Single Answer Question HDLC is a :-

Correct Answer

Bit-oriented protocol

Your Answer Bit-oriented protocol

True/False Question A central computer surrounded by one or more satellite computers is called a bus

network. Correct Answer

False

Your Answer False




Your Answer Channel switching


Correct Answer

False

Your Answer False


Correct Answer

User data

Your Answer User data


Backbone Connecting several LANs Connecting several LANs

Page 58 of 190


Repeater Physical layer Physical layer

Bridge Physical and data link layer Physical and data link layer

Hubs Multiport repeater Multiport repeater


Correct Answer

Port address

Your Answer Port address

True/False Question The application layer of a network consists of software being run on the computer

connected to the network. Correct Answer

True

Your Answer True


Correct Answer

Auto negotiation , Reconciliation sub layer , Data rate of 100 mbps


Multiple Choice Multiple Answer Question IPv6 address supports :-

Correct Answer

Hexadecimal colon notation , CIDR address , Classless address

Your Answer Two-level address , Hexadecimal colon notation , CIDR address


Correct Answer


Your Answer Serial mode , Parallel mode , Sequential mode

Select The Blank Question In ________ multiple frames can be in transit at the same time. If there is an error only the

unacknowledged frame is retransmitted. Correct Answer



Page 59 of 190



Correct Answer

True

Your Answer True

True/False Question The transport layer is responsible for process-to-process delivery.

Correct Answer

True

Your Answer True

Select The Blank Question In fast Ethernet ________ replaces physical layer signaling.

Correct Answer

Reconciliation Sub Layer

Your Answer PHY


Correct Answer


Your Answer 10Base 5 , 10Base 2 , 10Base T


Correct Answer

Four

Your Answer Three

Multiple Choice Multiple Answer Question Transfer of data from CPU to peripheral devices of computer is :-

Correct Answer

Serial port , Parallel port

Your Answer Serial port , Parallel port , Modem

True/False Question Data rate of traditional Ethernet is 100Mbps.

Correct Answer

False

Page 60 of 190


Your Answer True

Multiple Choice Single Answer Question The total length of IP datagram including header is :-

Correct Answer

65,535 bytes

Your Answer 65,535 bytes

Multiple Choice Single Answer Question Routing with an autonomous system is referred as :-

Correct Answer

Interior routing

Your Answer Border routing

True/False Question A modem is only capable of modulation.

Correct Answer

False

Your Answer False

Select The Blank Question The IP datagram header is ________ in length.

Correct Answer

20-60 bytes

Your Answer 4-8 bytes

Multiple Choice Multiple Answer Question A virtual connections identified by:-

Correct Answer

Combination of VPI and VCI , VPI , VCI

Your Answer VPI , VCI , Combination of VPI and VCI


Correct Answer

True

Your Answer True

Select The Blank Question In full duplex Ethernet ________ links are used.

Page 61 of 190


Correct Answer

Two

Your Answer Two

Multiple Choice Single Answer Question As the data packet moves from the upper to the lower layers, headers are:-

Correct Answer

Added

Your Answer Added


Correct Answer

Retransmission


True/False Question The hierarchical use of hubs removes the length limitation of 10BaseT.

Correct Answer

True

Your Answer True

Select The Blank Question In 100BaseT4 ________ is used as transmission media.

Correct Answer

Twisted pair cable

Your Answer Twisted pair cable

Select The Blank Question A television broadcast is an example of ________ transmission.

Correct Answer

Simplex

Your Answer Simplex

Multiple Choice Multiple Answer Question PAP packets include :-

Correct Answer

Authenticate request , Authenticate ack , Authenticate nak

Your Answer Authenticate request , Authenticate ack , Authenticate nak

Select The Blank

Page 62 of 190


Question The longest transmission distance can be achieved with ________.

Correct Answer

Fiber optic cable




True

Your Answer True

Multiple Choice Multiple Answer Question A Bus backbone network :-

Correct Answer

Connects several LANs , Uses bus topology , Uses star topology

Your Answer Connects several LANs , Uses bus topology , Saves BW

Multiple Choice Single Answer Question In OSI network architecture, the dialoge control and token management are the

responsibilities of :- Correct Answer

Session layer

Your Answer Session layer

Multiple Choice Multiple Answer Question The versions of AAL layers are :-

Correct Answer

AAL1 and AAL2 , AAL3/4 and AAL5

Your Answer AAL1 and AAL2 , AAL3 , AAL3/4 and AAL5

Multiple Choice Single Answer Question HDLC (High -level Data Link Control) is :-

Correct Answer

A very common bit-oriented data link protocol issued to ISO

Your Answer A methods access control technique for multiple-access transmission media

Multiple Choice Multiple Answer Question Criteria for transparent bridge are :-

Correct Answer

Frame address change , Forwarding table is automatically learning frame movements , Forward every frame

Your Answer Forwarding table is automatically learning frame movements , Prevent loops , Forward every frame

Page 63 of 190


Multiple Choice Multiple Answer Question Eavesdropping exists in :-

Correct Answer

Coaxial cable , Shielded twisted pair cable , Unshielded twisted pair cable

Your Answer Coaxial cable , Shielded twisted pair cable , Unshielded twisted pair cable




Digital 0 and 1 Asynchronous transmission


Start and stop bits Asynchronous transmission 0 and 1

Multiple Choice Single Answer Question Flow control is needed to prevent :-

Correct Answer

Overflow of the receiver buffer

Your Answer Overflow of the receiver buffer


Correct Answer

10BASEF

Your Answer 10BASEF

Multiple Choice Single Answer Question Carrier is :-

Correct Answer

A continuous frequency capable of being modulated or impressed with a second signal

Your Answer A collection of interconnected functional units that provides a data communication service among stations attached to the network


Correct Answer

Effecter , Sensor

Your Answer Sensor , Transmitter , Modulator


Page 64 of 190


Multiple Choice Single Answer Question The oldest method of multiple access is :-

Correct Answer

ALOHA

Your Answer ALOHA

True/False Question Gateway allows devices on one network to communicate with devices on another


True

Your Answer True

True/False Question The general area of data communications encompasses tele-communications.

Correct Answer

False

Your Answer False

Select The Blank Question The TCP and UDP both protocols operate at ________.

Correct Answer

Transport layer


Select The Blank Question Flow control ________.

Correct Answer

Prevents overflow at receiver

Your Answer Controls overflow at transmitter

Multiple Choice Single Answer Question The data unit in user datagram protocol (UDP) is called as :-

Correct Answer

Datagram

Your Answer Datagram

Multiple Choice Multiple Answer Question TCP connection establishment uses :-

Correct Answer

Three way handshake , Full duplex mode

Page 65 of 190


Your Answer Three way handshake , Full duplex mode

Multiple Choice Multiple Answer Question The timers used in TCP are :-

Correct Answer

Retransmission , Persistence , Keep alive

Your Answer Retransmission , Persistence , Keep alive


Correct Answer


Your Answer Switched virtual circuit (SVC) , Permanent Virtual Circuit (PVC) , Multicast Virtual Circuit (MVC)

True/False Question The application layer of a network defines the user's port into the network.

Correct Answer

False

Your Answer False

Select The Blank Question The ATM data packet is a cell composed of ________ bytes.

Correct Answer

53

Your Answer 64


Correct Answer


Your Answer Using the signal ground conductor

Select The Blank Question IPv6 allows ________ addressing.

Correct Answer

Classless

Your Answer Classless

Multiple Choice Multiple Answer Question Protocol used for authentication in PPP :-

Page 66 of 190


Correct Answer

PAP (Password Authentication Protocol) , CHAP (Challenge Handshake Protocol)

Your Answer PAP (Password Authentication Protocol) , NCP (Network Control Protocol)

True/False Question In channelization access method the available BW is shared in time, frequency and code.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question HDLC supports :-

Correct Answer

Half duplex communication , Full duplex communication , ARQ mechanisms

Your Answer Full duplex communication , ARQ mechanisms , Pipelining

Select The Blank Question ATM standard defines ________ layer.

Correct Answer

Three

Your Answer Four

True/False Question The 1-4 digits are known as the country code of the NUA.

Correct Answer

True

Your Answer False


10Base-FL Fiber link Ethernet Fiber link Ethernet

10Base5 Thicknet Thicknet

10Base2 Cheaper net Cheaper net

10BaseT Twisted pair ethernet Twisted pair ethernet

Multiple Choice Multiple Answer Question A repeater :-

Correct Answer

Connects segments of a LAN , Forwards every frame , Is a regenerator

Page 67 of 190


Your Answer Connects segments of a LAN , Forwards every frame , Is a regenerator

True/False Question Local area networks can transmit data using twisted -pair wiring or coaxial cables.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question A star backbone network :-

Correct Answer

Topology of backbone is star , The backbone is just one switch , Connects several LANs

Your Answer Topology of backbone is star , The backbone is just one switch , Connects several LANs


Correct Answer

Gives service to Application layer , Receives Service from Network layer

Your Answer Gives service to Application layer , Receives Service from Network layer

Select The Blank Question In ATM, ________ is designed to travel sequentially a single message.

Correct Answer

AAL5

Your Answer AAL1


Correct Answer

Frames

Your Answer Frames

Multiple Choice Single Answer Question Which organization develop the original RS - 232C specification?

Correct Answer

EAI

Your Answer ITU

Select The Blank Question The simplest flow control and error control mechanism is ________.

Page 68 of 190


Correct Answer

Stop-and-wait ARQ


Multiple Choice Single Answer Question In sub networks the number of intermediate levels of hierarchy in IP addressing are :-

Correct Answer

Three

Your Answer Four

Multiple Choice Multiple Answer Question Important features of GMII :-

Correct Answer

Data rate is 1000 Mbps , There is no GMII cable and connector , Management functions are included

Your Answer Data rate is 1000 Mbps , There is no GMII cable and connector , Management functions are included


Correct Answer



Multiple Choice Single Answer Question Packets in the IP layer are called :-

Correct Answer

Datagrams

Your Answer Data packets


Correct Answer

Seven

Your Answer Seven

Multiple Choice Multiple Answer Question Point-to-point (PPP) provides following services :-

Correct Answer

Defining frame format , Defines link establishment , defines authentication process of devices

Your Answer Defining frame format , Defines link establishment , defines authentication process of devices


Page 69 of 190


Question Which of the following method is used for dedicated communications path between two devices through one or more intermediate switching node?

Correct Answer

Circuit switching

Your Answer Circuit switching

Multiple Choice Multiple Answer Question Routers used in OSPF :-

Correct Answer

Area border router , Backbone router , Autonomous system boundry router (ASBR)

Your Answer Area border router , Backbone router , Autonomous system boundry router (ASBR)

True/False Question For efficient multicasting, a shortest path spanning tree represents the communication

path. Correct Answer

True

Your Answer True


Correct Answer


Your Answer To allow incompatible devices to one other , To allow one device to have multiple capability , To allow station to check hub's capability

True/False Question In frame Relay, Data Link Connection Identifier (DLCI) is used to identify virtual circuit.

Correct Answer

True

Your Answer False

Multiple Choice Single Answer Question Two - state(binary) communications systems are better than single state systems

because :- Correct Answer

The components are more reliable

Your Answer They can interface with the telephone n/w

Select The Blank Question A ________ connection provides a dedicated link between devices.

Correct Answer

Point -to-point

Your Answer Point -to-point

Page 70 of 190


True/False Question Repeater operates in physical layer.

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question In the TCP/IP suite the protocol used for physical addressing of the next hop :-

Correct Answer

ARP

Your Answer ARP

Multiple Choice Single Answer Question Routing Information Protocol (RIP) is based on :-

Correct Answer

Distance vector routing

Your Answer Distance vector routing

Select The Blank Question The code which provides for parity check is ________.

Correct Answer

ASCII

Your Answer ASCII

True/False Question The important characteristic of LAN is parallel transmission.

Correct Answer

False

Your Answer True

Multiple Choice Single Answer Question X.25 operates at data rate of :-

Correct Answer

64 Kbps

Your Answer 64 Kbps


1000BaseSX Two optical fiber and shortwave laser source

Two optical fiber and shortwave laser source

Page 71 of 190


100BaseTX Two pairs of twisted pair cable Two pairs of twisted pair cable

100BaseFX Two fiber optic cable Two fiber optic cable

100BaseT4 Four pairs of twisted pair cable Four optical fiber cable


Select The Blank Question A network which is used for sharing data, software and hardware among several users

owning microcomputers is called ________. Correct Answer

LAN

Your Answer LAN

Multiple Choice Single Answer Question A virtual circuit in Frame Relay can be identified by :-

Correct Answer

DLCI

Your Answer DLCI

Multiple Choice Single Answer Question According to the PPP transition state diagram, options are negotiated in the :-

Correct Answer

Establishing state

Your Answer Authenticating state

Multiple Choice Single Answer Question CSMA (Carrier Sense Multiple Access) is :-

Correct Answer

A method access control technique or multiple-access transmission media

Your Answer A method access control technique or multiple-access transmission media

Select The Blank Question In ATM, all cells of single message till destination follows the ________ path.

Correct Answer

Virtual circuit

Your Answer Fixed

True/False Question The TCP/IP protocols treat all networks equally.

Correct Answer

True

Page 72 of 190


Your Answer True

Multiple Choice Multiple Answer Question CHAP packets include :-

Correct Answer

Challenge , Response , Success and failure

Your Answer Challenge , Response , Success and failure

Multiple Choice Multiple Answer Question Categories of Gigabit Ethernet 1000BaseX are :-

Correct Answer

1000 Base - SX , 1000 Base - LX , 1000 Base - CX

Your Answer 1000 Base - SX , 1000 Base - LX , 1000 Base - FX

Multiple Choice Multiple Answer Question Bit Stuffing is :-

Correct Answer

Adding one extra ' 0' , Stuffing at sender , Removing at sender

Your Answer Adding one extra ' 0' , Stuffing at sender , Removing at sender

True/False Question Base band is transmission of signals without modulation.

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Terminals are required for :-

Correct Answer

Real time, timesharing, and message switching

Your Answer Real time, timesharing, and distributed processing

Multiple Choice Single Answer Question HDLC is an acronym for :-

Correct Answer

High-level data link control

Your Answer High-duplex line communication

Multiple Choice Multiple Answer Question A spanning tree bridge :-

Page 73 of 190


Correct Answer

Has no loops , Creates logical topology , Uses BPDU

Your Answer Has no loops , Creates logical topology , Forward every frame


Correct Answer

Data rate

Your Answer Collision


ATM Layer Cell Length 53 bytes 53 bytes

Backbone Bus or star 53 bytes

Virtual LAN configured by software LAN configured by software

VOFR Voice over Frame Relay Voice over Frame Relay

True/False Question A bridge should be able to connect different LAN protocols.

Correct Answer

True

Your Answer False

Select The Blank Question The ________ layer is responsible for process-to-process delivery.

Correct Answer

Transport

Your Answer Transport

Multiple Choice Multiple Answer Question Fast Ethernet physical layer consists of :-

Correct Answer

Reconciliation Sub Layer (RS) , Medium Independent Interface (MII) , Physical layer Entity (PHY)

Your Answer Reconciliation Sub Layer (RS) , Medium Independent Interface (MII) , Physical layer Entity (PHY)

Multiple Choice Multiple Answer Question The Types of error that Internet Control Message Protocol (ICMP) can handle are :-

Correct Answer


Page 74 of 190


Your Answer Destination unreachable , Retransmision , Redirection

Select The Blank Question Gigabit Ethernet operates on ________ data rate.

Correct Answer

1000 Mbps


Multiple Choice Multiple Answer Question AAL sub layers are :-

Correct Answer


Your Answer Convergence sub layer (CS) , Segmentation and reassembly (SAR)

True/False Question RS-232C is a standard interface between Data Terminal Equipment(DTE) and Data

Circuit Terminating Equipment (DCE). Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Each station is assigned a unique code in :-

Correct Answer

CDMA

Your Answer CDMA


Correct Answer


Your Answer Transmitting and detection , Synchronization , Collision



Least cost medium Twisted pair cable Modem

No electromagnetic interference Optical fiber Optical fiber

Several signals traveling in the same channel

Multiplexing Multiplexing

Page 75 of 190



Correct Answer


Your Answer Bit rate , Bit interval , Band rate

Multiple Choice Multiple Answer Question The important features of a reapeter are :-

Correct Answer

Can use 10Base5 , Acts as two port node , Operates only in physical layer

Your Answer Has cable length of 500 m , Acts as two port node , Operates only in physical layer

Multiple Choice Single Answer Question A required characteristic of an online real- time system is :-

Correct Answer

No delay in processing

Your Answer No delay in processing

Multiple Choice Multiple Answer Question In modems :-

Correct Answer

Signals are converted into analog to digital , Signals are converted into digital to analog , A digital signal changes some characteristic of carrier wave

Your Answer Signals are converted into analog to digital , Signals are converted into digital to analog , Digital signal is amplified

Select The Blank Question The end-to-end delivery of the entire message is the responsibility of the ________ layer.

Correct Answer

Network

Your Answer Session


Correct Answer

True

Your Answer True

Select The Blank Question The X.25 standard specifies ________ protocol layers are the serial interface gateway.

Correct Answer

3

Page 76 of 190


Your Answer 2

Multiple Choice Single Answer Question Which of the following summation operation is performed on the bits to check an error-

detecting code? Correct Answer

Checksum



Correct Answer

Physical and data link layer



Correct Answer

High speed data rate , Low error rate , Low operating cost

Your Answer High speed data rate , Low error rate , Low operating cost

Multiple Choice Single Answer Question In Permanent Virtual Circuit (PVC), the connection between source and destination is set

up :- Correct Answer

Permanently

Your Answer Permanently


Correct Answer


Your Answer Protocol with error control and flow control

Multiple Choice Single Answer Question A characteristic of a multiprogramming system is :-

Correct Answer

Concurrent processing of two or more programs

Your Answer Simultaneous execution of program instructions from two applications

Select The Blank Question For 1000Base-T Gigabit Ethernet ________ line coding is used.

Page 77 of 190


Correct Answer

4D /PAM 5

Your Answer 4D /PAM 5

True/False Question The bridge can access MAC address.

Correct Answer

True

Your Answer False

True/False Question Modulation is the process of converting digital to analog signal.

Correct Answer

True

Your Answer True


Correct Answer

Persistence


True/False Question Network File System (NFS) allow computers to share files across a network or networks.

Correct Answer

True

Your Answer True

True/False Question In OSI network architecture the dialogue control and token management are

responsibilities of session layer. Correct Answer

True

Your Answer True

Select The Blank Question In Ethernet LAN ________ is the source address.

Correct Answer

Unicast

Your Answer Multicast

True/False

Page 78 of 190


Question The simultaneous transmission of data to a number of stations is known as broadcast.

Correct Answer

True

Your Answer True

Select The Blank Question Before information can be transmitted, it must be transformed into________.

Correct Answer

Electromagnetic signals

Your Answer Electromagnetic signals


Select The Blank

Question Fast Ethernet has ________ feature.

Correct Answer Autonegotiation

Your Answer Autonegotiation


Question In which method a station reserves a slot for data by setting its flag in a frame?

Correct Answer Reservation

Your Answer Reservation

Match The Following

Question Correct Answer Your Answer

Digital Transmission





Analog Transmission

Door-Darshan transmission More noise

Select The Blank

Question Gigabit Ethernet operates on ________ data rate.

Correct Answer 1000 Mbps


Select The Blank

Page 79 of 190


Question In ALOHA ________ is the uploading carrier frequency.

Correct Answer 407MHz

Your Answer 407MHz


Question Which organisation has developed much of the original standards?

Correct Answer IEEE

Your Answer ISO


Question For controlling and managing interfaces of Frame Relay Protocol used is :-

Correct Answer LMI

Your Answer FRAD


Question A spanning tree bridge :-

Correct Answer Has no loops , Creates logical topology , Uses BPDU

Your Answer Creates logical topology , Uses BPDU

Select The Blank

Question In IPv6 only ________ can fragment.

Correct Answer Original source

Your Answer Original source


Question HDLC supports :-

Correct Answer Half duplex communication , Full duplex communication , ARQ mechanisms

Your Answer Half duplex communication , Full duplex communication

Select The Blank

Question The important functions that UDP perform is ________.

Correct Answer Process-to-process communication

Your Answer Node-to-node communication


Question Which of the following connects LAN to WAN?

Correct Answer A network gateway



Question MAC is :-

Correct Answer A method of determining which device has access to the

Page 80 of 190


transmission medium at any time Your Answer A method of determining which device has access to the

transmission medium at any time

Select The Blank

Question In 100BaseT4 ________ is used as transmission media.

Correct Answer Twisted pair cable



Question The portion of IP address that identifies the host or router on the network is called as :-

Correct Answer Hostid

Your Answer Hostid


Question In first two layers of LAN are :-

Correct Answer Bridges operate , Two layer switches operate

Your Answer Hubs operate , Two layer switches operate


Question Twisted pair cables are preferred when :-

Correct Answer The LAN is under cost constraint , Relatively easy installation is need

Your Answer The LAN is under cost constraint , Relatively easy installation is need , Network is small

True/False

Question Application programs as well as all protocol software from the internet layer upward use only IP address.

Correct Answer TRUE

Your Answer FALSE

Select The Blank

Question ICMP always reports ________ to the original source.

Correct Answer Error message

Your Answer Error message

True/False

Question Border Gateway Protocol (BGP) is an interautonomous routing protocol.

Correct Answer TRUE

Your Answer TRUE


Page 81 of 190


Question Which of the following connects LAN to another of the same type?

Correct Answer A network bridge


Select The Blank

Question In 100BaseX ________ bits of data is received from network interface card.

Correct Answer 8

Your Answer 64

Select The Blank

Question As frequency increases, the period________.

Correct Answer Decreases

Your Answer Increases

Select The Blank

Question In ATM, ________ is designed to support a data stream of variable data rate.

Correct Answer AAL2

Your Answer AAL3/4

True/False

Question In OSI network architecture the dialogue control and token management are responsibilities of session layer.

Correct Answer TRUE

Your Answer TRUE

True/False

Question Repeater operates in physical layer.

Correct Answer TRUE

Your Answer TRUE

True/False

Question The root bridge has largest ID.

Correct Answer FALSE

Your Answer TRUE


Question X.25 uses :-

Correct Answer Packet assembler/disassembler , Packet switched network , Access lines to public data networks

Your Answer Packet assembler/disassembler , Packet switched network , A cell switched network

Page 82 of 190


True/False

Question A machine that connects to two or more electronic mail systems and transfers mail messages among them is known as bridge.


Your Answer FALSE

True/False

Question Devices on one network can communicate with devices on one another network via a utility server.


Your Answer TRUE


Question Which of the following is not a part of UDP user datagram?

Correct Answer Preamble

Your Answer Source post address


Question A token passing network :-

Correct Answer Provide access to the network by only one station at a time , Can provide access only to the station which is having token , Can be either ring or bus network

Your Answer Provide access to the network by only one station at a time , Can provide access only to the station which is having token , Can be either ring or bus network


Question Repeater operates in :-

Correct Answer Physical layer



Question Broadcasting methods are :-

Correct Answer Multidestination routing , Reverse path forwarding , Flooding

Your Answer Flooding , Multidestination routing , Reverse path forwarding


Question A data terminal serves as :-

Correct Answer Effecter , Sensor

Your Answer Sensor , Transmitter , Modulator

Page 83 of 190


True/False

Question Data rate of fast Ethernet is 100 Mbps.

Correct Answer TRUE

Your Answer TRUE


Question A device that can convert digital signals to analog signals is :-

Correct Answer A modem

Your Answer A modem


Question The adaptive routing types are :-

Correct Answer Isolated adaptive routing , Centralized adaptive routing , Distributed adaptive routing

Your Answer Centralized adaptive routing , Distributed adaptive routing


Question The available BW is divided into bands is :-

Correct Answer FDMA

Your Answer TDMA

True/False

Question Gateway allows devices on one network to communicate with devices on another network.

Correct Answer TRUE

Your Answer TRUE

Match The Following







High High

Select The Blank

Question In ________ multiple frames can be in transit at the same time. If there is an error only the unacknowledged frame is retransmitted.

Correct Answer Selective repeat ARQ

Your Answer HDLC

Page 84 of 190


True/False

Question UDP is a connectionless, unreliable protocol.

Correct Answer TRUE

Your Answer TRUE


Question CCITT.V series standards relate primarily to which area of data communication ?

Correct Answer Asynchronous communication

Your Answer Wide area network


Question The datagram approach of packet switching is used in :-

Correct Answer Network layer



Question Serial transmission can be :-

Correct Answer Synchronous , Asynchronous

Your Answer Synchronous , Asynchronous


Question The data unit in TCP is called as :-

Correct Answer Segment

Your Answer Datagram


Select The Blank Question The medium that permits the highest data rate is ________.

Correct Answer

Fiber optic cable

Your Answer Microwave


Correct Answer


Your Answer Transport Layer , Data link Layer


Page 85 of 190


Correct Answer

IEEE

Your Answer ISO

True/False Question Ethernet uses CSMA/CA access protocol.

Correct Answer

False

Your Answer True

Select The Blank Question The virtual path identifier (VPI) of user to network interface (UNI) is ________ bits in length.

Correct Answer

8

Your Answer 16




Your Answer Virtual circuit packet switching

Multiple Choice Multiple Answer Question TCP connection establishment uses :-

Correct Answer

Three way handshake , Full duplex mode

Your Answer Two way handshake , Three way handshake

True/False Question The session layer takes the communication service of the transport layer and adds

application -oriented functions. Correct Answer

True

Your Answer True


Correct Answer



True/False Question Frame Relay does not provide flow control or error control, they must be provided by upper

Page 86 of 190


layer protocols. Correct Answer

True

Your Answer False

True/False Question The bridge can access MAC address.

Correct Answer

True

Your Answer True

Select The Blank Question As frequency increases, the period________.

Correct Answer

Decreases

Your Answer Decreases

Multiple Choice Multiple Answer Question IEEE 802.11 architecture supports :-

Correct Answer

Basic Service Set (BSS) , Extended Service Set (ESS)

Your Answer Basic Service Set (BSS) , Extended Service Set (ESS) , Modular Set

True/False Question The main purpose of a data link content monitor detect problems in protocols.

Correct Answer

True

Your Answer False


Correct Answer

User data

Your Answer User data

Multiple Choice Multiple Answer Question Backbone network is suited for :-

Correct Answer

Different building in a campus , Within multiple floor buildings

Your Answer Offices within city , Offices within country

Page 87 of 190


Select The Blank Question The longest transmission distance can be achieved with ________.

Correct Answer

Fiber optic cable

Your Answer Microwave

Multiple Choice Multiple Answer Question The types of Internet Group Management Protocol (IGMP) message are :-

Correct Answer

Leave Report , Membership Report , Query

Your Answer Leave Report , Membership Report , Query


Correct Answer


Your Answer Serial mode , Parallel mode , Sequential mode

Multiple Choice Single Answer Question In Permanent Virtual Circuit (PVC), the connection between source and destination is set up

:- Correct Answer

Permanently

Your Answer Permanently


Correct Answer

Sequence number



Correct Answer


Your Answer Switched virtual circuit (SVC) , Permanent Virtual Circuit (PVC)

Multiple Choice Single Answer Question Which of the following connects LAN to WAN?

Correct Answer

A network gateway


Page 88 of 190


Select The Blank Question In Ethernet LAN ________ are the destination address.

Correct Answer

Multicast and broadcast

Your Answer Broadcast

True/False Question A repeater connects two LANs of different protocols.

Correct Answer

False

Your Answer False


Multiplexing FDM FDM

Bounded Media Fiber optic cable Modem



Multiple Choice Multiple Answer Question Transport layer duties are :-

Correct Answer

Packetizing , Connection control , Addressing

Your Answer Packetizing , Connection control , Delivery


Correct Answer

LLC

Your Answer MAC

Multiple Choice Single Answer Question The next generation IP (IPv6) has address of :-

Correct Answer

16 bytes

Your Answer 16 bytes


Page 89 of 190


Question Routers used in OSPF :-

Correct Answer




Correct Answer

True

Your Answer True


Correct Answer


Your Answer Host-to-host delivery network layer protocol

Select The Blank Question In ________ transmission, the channel capacity is shared by both communicating devices

at all times. Correct Answer

Full-duplex

Your Answer Full-duplex

Multiple Choice Single Answer Question The primary function of a bridge is to :-

Correct Answer

Interconnect two LANs

Your Answer Interconnect two LANs


Correct Answer

False

Your Answer False

Select The Blank Question In ATM, ________ is designed to support a data stream of variable data rate.

Correct Answer

AAL2

Your Answer AAL2

Page 90 of 190


Multiple Choice Single Answer Question The communication mode that supports data in both direction at the same time is :-

Correct Answer

Full -duplex

Your Answer Full -duplex

True/False Question ATM can handle real time transmission.

Correct Answer

True

Your Answer True

Select The Blank Question The virtual path identifier (VPI) of an network to network interface (NNI) is ________ bits in

length. Correct Answer

12

Your Answer 8

True/False Question The transport layer provides for any format, translationer code conversion necessary to put

the data into an intelligible format. Correct Answer

False

Your Answer False







High Band width of the medium

Select The Blank Question IPv6 allows ________ addressing.

Correct Answer

Classless

Your Answer Classless


Page 91 of 190


Question X.21 is :-

Correct Answer

Network access standard for connecting stations to a circuit-switched network

Your Answer Network access standard for connecting stations to a circuit-switched network


Correct Answer


Your Answer Bit rate , Bit interval , Band rate


Correct Answer

A network bridge



Correct Answer

A network gateway


Multiple Choice Multiple Answer Question A virtual connections identified by:-

Correct Answer

VPI , VCI , Combination of VPI and VCI

Your Answer VPI , VCI , Combination of VPI and VCI




True

Your Answer False

Multiple Choice Single Answer Question Supernetting is :-

Correct A process of combining several network into large one

Page 92 of 190


Answer Your Answer A process of combining several network into large one

Multiple Choice Multiple Answer Question Media does transmit data in current wave form :-

Correct Answer

Coaxial cable , Twisted pair cable , Unshielded twisted pair cable

Your Answer Coaxial cable , Twisted pair cable , Unshielded twisted pair cable


Correct Answer

True

Your Answer True

True/False Question The general area of data communications encompasses tele-communications.

Correct Answer

False

Your Answer True

Multiple Choice Multiple Answer Question Transport layer duties are :-

Correct Answer

Packetizing , Connection control , Addressing

Your Answer Packetizing , Connection control , Addressing

Multiple Choice Single Answer Question The layer lies between the network layer and the session layer is :-

Correct Answer

Transport layer


Multiple Choice Single Answer Question Routing Information Protocol (RIP) is based on :-

Correct Answer

Distance vector routing

Your Answer Distance vector routing


Page 93 of 190


Correct Answer


Your Answer Interconnection of computer which have the operating system


Correct Answer


Your Answer Data link Layer , Transport Layer


Correct Answer

CDMA , FDMA , TDMA

Your Answer TDMA , CDMA , FDMA


Correct Answer

Frames

Your Answer Frames

Multiple Choice Multiple Answer Question Three sets of protocols are defined for making PPP a powerful protocol :-

Correct Answer

Link control protocol (LCP) , Authentication protocol , Network control protocol (NCP)

Your Answer Link control protocol (LCP) , Authentication protocol , Network control protocol (NCP)

Multiple Choice Multiple Answer Question Eavesdropping exists in :-

Correct Answer

Coaxial cable , Shielded twisted pair cable , Unshielded twisted pair cable

Your Answer Coaxial cable , Unshielded twisted pair cable

True/False Question The communication mode that supports two-way traffic but only one direction at a time

is known as half duplex. Correct Answer

True

Your Answer True

Match The Following

Page 94 of 190








High High


Correct Answer


Your Answer 10Base 5 , 10Base T , 10Base X

Multiple Choice Single Answer Question Sending a file from your personal computer's primary memory or disk to another

computer is called :- Correct Answer

Uploading

Your Answer Uploading

Select The Blank Question A ________ is the physical connection between an end point and a switch or between

two switches. Correct Answer

Transmission path

Your Answer Transmission path

Multiple Choice Single Answer Question The portion of IP address that identifies the host or router on the network is called as :-

Correct Answer

Hostid

Your Answer Netid

Multiple Choice Single Answer Question Each station is assigned a unique code in :-

Correct Answer

CDMA

Your Answer CDMA

Multiple Choice Single Answer Question The total length of IP datagram including header is :-

Page 95 of 190


Correct Answer

65,535 bytes

Your Answer 65,535 bytes



True

Your Answer True


Correct Answer

False

Your Answer True

True/False Question Modem is used for modulation and demodulation.

Correct Answer

True

Your Answer True


Correct Answer



Multiple Choice Single Answer Question Which of the following condition is used to transmit two packets over a medium at the

same time? Correct Answer

Collision

Your Answer Synchronous


Digital Transmission Data transmission from hard disk to memory

Door-Darshan transmission



Page 96 of 190


Analog Transmission Door-Darshan transmission More noise


Correct Answer

A network bridge



Correct Answer

Four

Your Answer Five

True/False Question A modem is only capable of modulation.

Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question A transparent bridge has a problem of :-

Correct Answer

Loop

Your Answer Loop

Select The Blank Question In ________ multiple frames can be in transit at the same time. If there is an error only

the unacknowledged frame is retransmitted. Correct Answer



Select The Blank Question Ethernet uses ________ access method.

Correct Answer

I - persistent CSMA/CD

Your Answer I - persistent CSMA/CD


Page 97 of 190


Correct Answer

Gives service to Application layer , Receives Service from Network layer

Your Answer Gives service to Application layer , Receives Service from Network layer

Multiple Choice Single Answer Question Repeater operates in :-

Correct Answer

Physical layer



Correct Answer

A network gateway



Correct Answer

IEEE

Your Answer IEEE

Multiple Choice Single Answer Question The identifier used for data transfer is :-

Correct Answer

Virtual circuit identifier (VCI)

Your Answer Packet identifier

Select The Blank Question The ________ layer is responsible for process-to-process delivery.

Correct Answer

Transport

Your Answer Transport

True/False Question The transport layer is responsible for process-to-process delivery.

Correct Answer

True

Your Answer True


Page 98 of 190


Question In fast Ethernet functions of autonegotiation are :-

Correct Answer




Correct Answer

LLC

Your Answer LLC

Select The Blank Question The Frame Relay committed Information Rate represents________.

Correct Answer

The minimum data rate on the network

Your Answer The minimum data rate on the network


Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question Which of the following connects LAN to WAN?

Correct Answer

A network gateway



Correct Answer




Multiple Choice Single Answer Question What acts as an interface between a NAS and network client ?

Correct NAC Box

Page 99 of 190


Answer Your Answer NAC Box

Multiple Choice Multiple Answer Question Integrated cameras are available in :

Correct Answer

Mobile Phones , PDA's , Webcams

Your Answer Mobile Phones , PDA's

Multiple Choice Multiple Answer Question I want to setup a network in my computer lab suggest some key considerations before

setting up. Correct Answer

Easy Installation , Growth , Distance

Your Answer Easy Installation , Growth , Distance

Multiple Choice Multiple Answer Question Select the minimum and maximum value for an octet in a 32 bit IP address:

Correct Answer

0 , 255

Your Answer 0 , 255

Multiple Choice Single Answer Question What should be done to increase the exposure and vulnerability of a computer ?

Correct Answer

Connect to net

Your Answer Increase RAM

True/False Question Software can be installed on the client computer to take advantage of the latest access

technology. Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question In an business unit a network usually comprises of :

Correct Answer

File Server , Print Server , Application Server

Your Answer File Server , Print Server , Application Server


Page 100 of 190


Question Select the examples of a java applet

Correct Answer

News feeds , Moving images , Interactive visual display

Your Answer News feeds , Moving images , Interactive visual display

Select The Blank Question In ________ all entities are known and access is closely monitored.

Correct Answer

Local area network

Your Answer Local area network

Select The Blank Question ________ regulates the process of sending data between slow sender and fast reciever.

Correct Answer

Flow Control

Your Answer Flow Control

Multiple Choice Multiple Answer Question The NIC is attached to the computer's expansion bus via

Correct Answer

ISA slot , PCI slot

Your Answer ISA slot , PCI slot

Multiple Choice Multiple Answer Question An outside intruder can easily perform the following tasks :

Correct Answer

Share a drive , Email information outside , Place file on external FTP

Your Answer Share a drive , Email information outside , Place file on external FTP

Multiple Choice Single Answer Question The main objective of media access method is to prevent data packets from:

Correct Answer

Colliding

Your Answer Colliding

Multiple Choice Single Answer Question A popular media access method used to handle collisions on a network is :

Correct Answer

CSMA/CD

Your Answer CSMA/CD

Page 101 of 190



Multiple Choice Single Answer Question What acts as an interface between a NAS and network client ?

Correct Answer

NAC Box

Your Answer NAC Box

Multiple Choice Multiple Answer Question Integrated cameras are available in :

Correct Answer

Mobile Phones , PDA's , Webcams

Your Answer PDA's , Mobile Phones

Multiple Choice Multiple Answer Question Every flowchart must have proper

Correct Answer

Start , Process

Your Answer Start , Data , Process

Multiple Choice Single Answer Question Data in an organisation can be transmitted from one department/ computer to another with the

help of a : Correct Answer

Media

Your Answer Media

Multiple Choice Multiple Answer Question File server use network operating systems such as :

Correct Answer

Nowell Netware , UNIX , Microsoft Windows

Your Answer Nowell Netware , UNIX , Microsoft Windows

True/False Question It is not possible to expand a network once the setup is complete.

Correct Answer

False

Your Answer False

True/False

Page 102 of 190


Question Output devices can be classified into softcopies and hardcopies.

Correct Answer

True

Your Answer True

Select The Blank Question The transmitting computer sends a ________ prior to transmission in CSMA/CA media

access method. Correct Answer

Request

Your Answer Request


Correct Answer

Client

Your Answer Host

Select The Blank Question Parallel ports use a ________ pin connector to connect to the computer.

Correct Answer

25

Your Answer 25

Multiple Choice Single Answer Question MIS as a function should be flexible enough to respond to :-

Correct Answer

Changing environment.

Your Answer Changing environment.

Select The Blank Question ________ controls the work stations in a demand priority media access method.

Correct Answer

Active Hub

Your Answer Active Hub

Multiple Choice Single Answer Question Which modems are prefered in VoIP computer to computer connection ?

Correct Answer

DSL

Your Answer Standard

Page 103 of 190


Multiple Choice Multiple Answer Question List down the basic network topologies available for Implementation:

Correct Answer

Bus , Star , Ring

Your Answer Bus , Star , Ring

True/False Question IP routing protocol are dynamic protocol.

Correct Answer

False

Your Answer True

Select The Blank Question The HUB is a center of ________ topology.

Correct Answer

Star

Your Answer Star

Multiple Choice Multiple Answer Question If a person wants to transmit data what are the two basic type of channels available to him ?

Correct Answer

Guided Media , Radiated Media

Your Answer Guided Media , Radiated Media

Multiple Choice Single Answer Question The overlapping of signals over a network is referred as :

Correct Answer

Collision


Multiple Choice Single Answer Question A a network design which is widely spread over a geographical area and is usually cluster of

networks is Correct Answer

WAN

Your Answer WAN

Select The Blank Question Internet's greatest asset is its ________ over the net.

Correct Answer

Openness

Page 104 of 190


Your Answer Openness


Asynchronous Transmission E-Mails E-Mails

Serial Communication 1 Bit at a time 1 Bit at a time

Parallel Communication 1 Byte at a time 1 Byte at a time

Synchronous Transmission Telephonic Conversation Telephonic Conversation

True/False Question Storage area network are configured to provide access to one server.

Correct Answer

False

Your Answer False


Information processing Information system planning Information system planning

Logistics Distribution Distribution

Personnel Salary administration Salary administration

Finance Cost analysis Cost analysis

Multiple Choice Single Answer Question A combination of human and computer based resources which result in collection and use of

data for purpose of efficient management and business planning is known as :- Correct Answer

Management information system.

Your Answer Management information system.

Select The Blank Question ________ is used to get information in black and white form on a paper.

Correct Answer

Printer

Your Answer Plotter

Multiple Choice Multiple Answer Question Select the type of communications that can occur in real-time on the web.

Correct Text , Audio , Video

Page 105 of 190


Answer Your Answer Audio , Video

Multiple Choice Multiple Answer Question I want to setup a network in my computer lab suggest some key considerations before setting

up. Correct Answer

Easy Installation , Growth , Distance

Your Answer Easy Installation , Growth , Distance

Multiple Choice Multiple Answer Question Select the minimum and maximum value for an octet in a 32 bit IP address:

Correct Answer

0 , 255

Your Answer 0 , 255


Correct Answer

Connect to net

Your Answer Increase RAM

True/False Question Software can be installed on the client computer to take advantage of the latest access

technology. Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question In an business unit a network usually comprises of :

Correct Answer

File Server , Print Server , Application Server

Your Answer File Server , Print Server , Application Server

Multiple Choice Multiple Answer Question Select the examples of a java applet

Correct Answer

News feeds , Moving images , Interactive visual display

Your Answer News feeds , Moving images , Interactive visual display

Select The Blank

Page 106 of 190


Question In ________ all entities are known and access is closely monitored.

Correct Answer

Local area network

Your Answer Local area network

Select The Blank Question ________ regulates the process of sending data between slow sender and fast reciever.

Correct Answer

Flow Control

Your Answer Flow Control

Multiple Choice Multiple Answer Question The NIC is attached to the computer's expansion bus via

Correct Answer

ISA slot , PCI slot

Your Answer ISA slot , PCI slot

Multiple Choice Multiple Answer Question An outside intruder can easily perform the following tasks :

Correct Answer

Share a drive , Email information outside , Place file on external FTP

Your Answer Share a drive , Email information outside , Place file on external FTP


Correct Answer

Colliding


Multiple Choice Single Answer Question A popular media access method used to handle collisions on a network is :

Correct Answer

CSMA/CD

Your Answer CSMA/CD

True/False Question Analog signal is measured in volts and its frequency in hertz.

Correct Answer

False

Your Answer False

Page 107 of 190


Multiple Choice Single Answer Question OAS is the short form of :-

Correct Answer

Office Automation System.

Your Answer Open Access System.

True/False Question Peer to Peer networking is also referred as workgroup

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question It is necessary to use packect based multiplexing system when the networking setup is

desgined for : Correct Answer

Multiple User

Your Answer Multiple User

True/False Question The parity bit can be an even or odd parity.

Correct Answer

True

Your Answer True

True/False Question JAVA is a programming language created by Microsoft.

Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question What technique is used for inserting extra data to encode reserved bytes ?

Correct Answer

Data stuffing

Your Answer Data stuffing

Select The Blank Question Your current landline phone works on ________ power.

Correct Answer

Phantom

Page 108 of 190


Your Answer Analog

Multiple Choice Single Answer Question When communication takes place in one direction it is called :

Correct Answer

Simplex Mode

Your Answer Simplex Mode


Multiple Choice Single Answer Question Which computer is accessible to only people who can gain physical access to it ?

Correct Answer

Disconnected

Your Answer Connected

True/False Question Each email user has a mailbox address just like home address.

Correct Answer

True

Your Answer False

True/False Question Data is a collection of hardware devices attached to a computer.

Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question It is a network security issue, when sensitive information about the organization is send to:

Correct Answer

Competitors

Your Answer Employees

Multiple Choice Single Answer Question In order to maintain signal integrity what is to be added around data in asynchronised

transmission ? Correct Answer

Bits

Your Answer Bits

Page 109 of 190


Select The Blank Question A single hypetext document contains links to ________ documents.

Correct Answer

Many

Your Answer One

True/False Question We can use a motherboard to connect various external devices.

Correct Answer

False

Your Answer False

Select The Blank Question Businesses now a days maintain a large number of ________ documents.

Correct Answer

Electronic

Your Answer Electronic

True/False Question In parity checking if external interference introduces an error all the bits will be changed to

zero. Correct Answer

False

Your Answer False


The Scanner Imaging Imaging

The Keyboard Typing Typing

The Mouse Pointing Pointing

The Printer Printing Printing


Correct Answer

Decision making.


Multiple Choice Single Answer Question If I am using fiber optic cable for communication what is the approx speed of data transfer

Page 110 of 190


over a network ? Correct Answer

100 Mbps


Multiple Choice Single Answer Question FINDER operating system is used in which type of computers ?

Correct Answer

Macintosh Computers

Your Answer Macintosh Computers

True/False Question A bar code reader is commonly used in grocery shops.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question A packet sniffer can provide its user with sensitive information, such as :

Correct Answer

User account name , Password , Database information

Your Answer User account name , Password

Multiple Choice Single Answer Question MIS always refers to :-

Correct Answer

Computer system and manual system.

Your Answer Always manual information.

Select The Blank Question Charles Babbage was a professor of ________ in a British University who gave the

design of the computer. Correct Answer

Mathamatics

Your Answer Hardware

Select The Blank Question Light emitting diodes(LED) is used as a ________ device by computer engineers.

Correct Answer

Output

Your Answer Output

Page 111 of 190


Select The Blank Question A Network topology is majorly concerned with the ________ arrangement of computers in

a network. Correct Answer

Physical

Your Answer Physical

Multiple Choice Single Answer Question A technique in which a certain set of predefined symbols are used to represent the flow of

data is known as Correct Answer

Flowcharting

Your Answer Flowcharting

Select The Blank Question A computer is used to convert raw data into ________.

Correct Answer

Information



Correct Answer

Information


Select The Blank Question Fiber optic cable does not generate ________ type of signals.

Correct Answer

Electromagnetic

Your Answer Electromagnetic

True/False Question All protocols are not available over the internet.

Correct Answer

False

Your Answer False

Multiple Choice Multiple Answer Question The three ways of managing calls over VoIP are :

Correct Answer

ATA , IP phones , Computer-to-Computer

Page 112 of 190


Your Answer ATA , IP phones , Computer-to-Computer

Multiple Choice Multiple Answer Question Advantages of sub-networks to the network administrator are :

Correct Answer

Flexibility & efficiency , Expansion , Broadcasting

Your Answer Flexibility & efficiency , Expansion

Select The Blank Question IP phones have a ________ connector.

Correct Answer

RJ-45

Your Answer RJ-45

Select The Blank Question ________ software enables one computer to communicate with other computer.

Correct Answer

Protocol


Multiple Choice Single Answer Question Usenet is a set of computers that exchange articles from the discussion forums called

Correct Answer

Newsgroup

Your Answer Newsgroup


Third Generation IC Floppy

Forth Generation MicroChip MicroChip

First Generation Vaccume Tubes Vaccume Tubes

Second Generation Transistors Magnetic Tape

Multiple Choice Multiple Answer Question A systematic representation of the problem under consideration usually invokes an

healthy dialog between the programmer(s) and business managers this is best exhibited by

Correct Answer

Flowchart , Algorithm

Your Answer Flowchart , Algorithm

Page 113 of 190


True/False Question I will use fiber optic cable to setup a network between my drawing room and bed room

computers. Correct Answer

False

Your Answer False



Addressing Bits , Error Detection Bits , Sequencing Bits

Your Answer Addressing Bits

Multiple Choice Multiple Answer Question In an organization data is the sensitive and critical component the network administrators

accumulate data on a Correct Answer

Centralized Server , Shared Server

Your Answer Centralized Server

Multiple Choice Single Answer Question What element or technlogy is used to write / read data on a CD / DVD ?

Correct Answer

Laser Light

Your Answer Heads

Multiple Choice Single Answer Question Error detecting and recovering is one of the main function of which software ?

Correct Answer

Data Communication

Your Answer Application

Multiple Choice Multiple Answer Question Limitations of VoIP are

Correct Answer

Latency , Jitter , Packet loss

Your Answer Latency , Jitter

Multiple Choice Multiple Answer Question When a ring topology is configured on a network it usually ?

Correct Answer

Involves high cost , Complex in nature , Difficult to trouble shoot

Page 114 of 190


Your Answer Involves high cost , Difficult to trouble shoot

Multiple Choice Multiple Answer Question The organisation has decided to setup a computer network by using guided media of

transmission what type of cables are available in the market ? Correct Answer

Twisted Pair-Wire , Coaxial Cable , Fiber Optic Cable

Your Answer Twisted Pair-Wire , Coaxial Cable , Fiber Optic Cable

Multiple Choice Multiple Answer Question A Java program runs equally well on which platforms without any additional programming.

Correct Answer

PC , Macintosh , UNIX

Your Answer Macintosh , UNIX


Correct Answer



Multiple Choice Single Answer Question A group of individuals or a work group from the same building is connected with each

other to work with ease and share network resources, it is said to be as Correct Answer

Local Area Network

Your Answer Local Area Network

True/False Question LAN is generally owned by a consortium users.

Correct Answer

False

Your Answer True

Multiple Choice Single Answer Question Windows operating system is based on:

Correct Answer

GUI

Your Answer GUI

Multiple Choice Multiple Answer Question Transmission errors are corrected using :

Page 115 of 190


Correct Answer

Parity checking , Checksum method

Your Answer Parity checking , Checksum method

Multiple Choice Multiple Answer Question A Network usually provides

Correct Answer

Ability to share , Ability to communicate

Your Answer Ability to share , Ability to communicate

True/False Question A given network address can be broken up into many sub-networks.

Correct Answer

True

Your Answer False


Select The Blank Question If an application is run in client mode ________ information is sent across the network in

clear text. Correct Answer

Authentic

Your Answer Hardware

Multiple Choice Single Answer Question What is used to write data on a optical magnetic device ?

Correct Answer

Focused Optical Beam

Your Answer Focused Optical Beam

True/False Question RJ-45 connectors are used in unshieled twisted pair cables.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question Units to store and measure data in computers :

Correct Answer

Kilobyte , Gigabyte , Megabyte

Page 116 of 190


Your Answer Kilobyte , Gigabyte , Megabyte

Select The Blank Question Heavy data traffic will lead to grater number of collisions and ________ in a network.

Correct Answer

Retransmissions

Your Answer Retransmissions

Multiple Choice Single Answer Question Transistors and IC's use :

Correct Answer

Dynamic Memory

Your Answer Dynamic Memory

Multiple Choice Multiple Answer Question Two types of HUB are

Correct Answer

Active , Passive

Your Answer Active , Passive

Multiple Choice Multiple Answer Question Password attacks can be implemented using which methods :

Correct Answer

Brute-force attack , Trojan-horse program

Your Answer Brute-force attack , Trojan-horse program

True/False Question A program flowchart can be considered as a blue print of the program to be finally

developed. Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question OSI standards allow hardware and software components from a variety of vendors to:

Correct Answer

Operate together

Your Answer Operate together

Multiple Choice Multiple Answer Question A bridge in a network is responsible for

Page 117 of 190


Correct Answer

Linking dissimilar networks , Linking segments of the network together , Filtering traffic by reading packet addresses

Your Answer Linking segments of the network together , Filtering traffic by reading packet addresses , Linking dissimilar networks

Multiple Choice Multiple Answer Question The two most commonly attached protocols with NAS are :

Correct Answer

Sun Network File System , Common Internet File System

Your Answer Sun Network File System , Common Internet File System

Multiple Choice Multiple Answer Question Manufacturing as a functional sub - system will have the following functions :-

Correct Answer

Cost control analysis. , Sales forecasts. , Sales planning.

Your Answer Cost control analysis. , Production planning and scheduling.

Multiple Choice Multiple Answer Question SAN architecture makes it possible to relocate various activities such as :

Correct Answer

Backup , Restore , File migration

Your Answer Backup , Restore , File migration

True/False Question A Hub receives signals for one port and sends them out to all the other ports.

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question Standardization of HTML over the web is done by

Correct Answer

W3C

Your Answer W3C

Multiple Choice Multiple Answer Question Choose the items that belong to the group of OS.

Correct Answer

Linux , Windows , Unix

Your Answer Linux , Windows , Unix

Select The Blank

Page 118 of 190


Question Laser printers use ________ source to produce an image on photosensitive drum.

Correct Answer

Light

Your Answer Light

Multiple Choice Multiple Answer Question Finance and accounting would be responsible for :-

Correct Answer

Financial analysis. , Cost analysis.

Your Answer Financial analysis. , Salary and incentives. , Cost analysis.

Multiple Choice Single Answer Question A central connector in a token ring topology is a :

Correct Answer

Multistation Access Unit

Your Answer Multistation Access Unit

Select The Blank Question A ________ type of a network serves similar role as that of a Internet Service Providers.

Correct Answer

MAN

Your Answer MAN

True/False Question A switch has an ability to determine the destination of a packet sent over the network.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question The strategic planning which is an activities sub - system would be responsible for :-

Correct Answer

Formulation of objectives. , Formulation of strategic plans.

Your Answer Formulation of objectives. , Formulation of budgets. , Formulation of strategic plans.

Select The Blank Question A ________ is used to connect a network cable to form communication channel on a


Network Interface Card

Your Answer Network Interface Card

Page 119 of 190








RAM Random Access Memory Complex Instruction Set Computer

CISC Complex Instruction Set Computer Complex Instruction Set Computer

RISC Reduced Instruction Set Computer Reduced Instruction Set Computer

DSP Digital Signal Processing Digital Signal Processing

Multiple Choice Single Answer Question CIFS protocol appear in which package of the UNIX system ?

Correct Answer

Samba

Your Answer Samba

Multiple Choice Multiple Answer Question A mouse is used to perform functions such as:

Correct Answer

Click , Select , Drag and Drop

Your Answer Click , Select , Drag and Drop

Select The Blank Question In a ________ network configuration there is no dedicated server.

Correct Answer

Peer to Peer Networking

Your Answer Peer to Peer Networking

True/False Question VoIP is likely to take over the traditional phone system.

Correct Answer

True

Page 120 of 190


Your Answer True

Select The Blank Question Flowcharts usually help the programmers to establish healthy communication channel with

the ________. Correct Answer

Business Managers

Your Answer Business Managers

Multiple Choice Single Answer Question The basic function performed by a HUB is to receive and transmit

Correct Answer

Signals

Your Answer Signals

Multiple Choice Multiple Answer Question Usually the business organization share their information between sites and their business

partners using Correct Answer

Extranet , Intranet

Your Answer Intranet , SecureNet , Business Web

Multiple Choice Single Answer Question External web pages can be tracked using :

Correct Answer

Proxy server

Your Answer Proxy server

True/False Question Function keys are programmable and their functionality differ from s/w to s/w.

Correct Answer

True

Your Answer True

Select The Blank Question Large number of shorter data frames can be best transmitted through ________ media

access method. Correct Answer

Token passing

Your Answer Token passing

True/False Question IP address has specific components and follow a specific format.

Page 121 of 190


Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question Which players can be used to play streaming audio and video files ?

Correct Answer

Windows Media Player , RealPlayer , QuickTime

Your Answer Windows Media Player , RealPlayer , QuickTime

True/False Question Sometimes flowcharting may result in a complex and clumsy design for large and highly

complex program . Correct Answer

True

Your Answer True

True/False Question Files are downloaded on the user computer before displaying on the monitor.

Correct Answer

True

Your Answer False

Multiple Choice Single Answer Question A technique which helps the programmers in debugging process is

Correct Answer

Flowchart

Your Answer Compiler

Multiple Choice Multiple Answer Question Internet protocols has two basic responsibilities in delivery of data, what are they ?

Correct Answer

Connectionless , Best-effort

Your Answer Connectionless , Best-effort

Select The Blank Question A bit-stuffed frame begins and ends with a ________.

Correct Answer

Flag

Your Answer Escape characters

Select The Blank

Page 122 of 190


Question The HUB is a center of ________ topology.

Correct Answer

Star

Your Answer Star

Multiple Choice Single Answer Question The operation of the web relies on hypertext for

Correct Answer

Information retrieval

Your Answer Multiple access


Correct Answer



Select The Blank Question The decision of forwarding the contents of the packet is made by ________ in packet filter

firewall. Correct Answer

Scanning

Your Answer Scanning


Multiple Choice Single Answer Question If I am using fiber optic cable for communication what is the approx speed of data transfer

over a network ? Correct Answer

100 Mbps


Multiple Choice Multiple Answer Question When configuring a star topology the network designer oftenly makes it easy to :

Correct Answer

Add new stations , Monitoring issues , Accommodate different design cables

Your Answer Monitoring issues , Accommodate different design cables , Add new stations

True/False Question The procedure to convert data into information is called processing.

Correct Answer

True

Page 123 of 190


Your Answer True

Multiple Choice Single Answer Question The outside insulation minimises the interference between electronic signals passing

through the coaxial cable and : Correct Answer

Radio frequency

Your Answer Radio frequency

Multiple Choice Multiple Answer Question Advantages of NAS over traditional file server are

Correct Answer

Better security , Less downtime , Low cost

Your Answer Better security , Less downtime , Low cost

Select The Blank Question A token ring consists of tools and algorithms which are capable of detecting and repairing

________ errors. Correct Answer

Network

Your Answer Network

Select The Blank Question In LCD's a ________ material is placed between two glass plates.

Correct Answer

Liquid Crystalline

Your Answer Liquid Crystalline


Correct Answer

Colliding


Multiple Choice Single Answer Question To draw flowcharts one should understand

Correct Answer

Logical Sequence

Your Answer Data Models

Select The Blank Question A Network Interface Card is also called as ________.

Correct Answer

Network Adapter

Page 124 of 190


Your Answer Network Adapter

Multiple Choice Single Answer Question XML is a mark-up language which enables web designers to create

Correct Answer

Tags

Your Answer Tags

True/False Question SCSI is a high level storage protocol.

Correct Answer

True

Your Answer True

True/False Question Email makes transmission of business information secure and easier.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question Advantages of sub-networks to the network administrator are :

Correct Answer

Flexibility & efficiency , Expansion , Broadcasting

Your Answer Flexibility & efficiency , Expansion , Broadcasting


Correct Answer



Select The Blank Question MICR is capable of reading characters which are written with ________ ink on a bank

cheque. Correct Answer

Magnetic

Your Answer Magnetic

True/False Question CSMA/CD works to prevent collision.

Correct Answer

False

Page 125 of 190


Your Answer True

Multiple Choice Single Answer Question Microsoft word is a :

Correct Answer

Word Processor

Your Answer Word Processor

Select The Blank Question A VPN behaves similar to a ________ network.

Correct Answer

Private

Your Answer Private


Correct Answer

Connect to net

Your Answer Connect to net

True/False Question Output devices can be classified into softcopies and hardcopies.

Correct Answer

True

Your Answer True

Select The Blank Question The single interface protocol creates a ________ environment.

Correct Answer

User friendly

Your Answer User friendly


Information processing Information system planning Distribution

Logistics Distribution Information system planning

Personnel Salary administration Focus on communication

Finance Cost analysis Salary administration

Select The Blank

Page 126 of 190


Question A password attacker can create a ________ for future access to the compromised user account.

Correct Answer

Back-door

Your Answer Software

Multiple Choice Multiple Answer Question The different type of email services available are

Correct Answer

Eudora , Netscape Massenger , Microsoft Outlook

Your Answer Eudora , Netscape Massenger , Microsoft Outlook

Multiple Choice Multiple Answer Question What are the common methods of attack on your network ?

Correct Answer

Network packet sniffers , IP spoofing , Password attack

Your Answer Network packet sniffers , IP spoofing , Password attack

Multiple Choice Single Answer Question Whenever a program is expected to be written for a specific task, what are you expected

to first understand and generate ? Correct Answer

The Logic of the Program

Your Answer The working model

Multiple Choice Multiple Answer Question Select the modern equipments available in the market which use ROM (Read Only

Memory) to store data. Correct Answer

Video Games , ATM's , Microwave

Your Answer Video Games , ATM's , Microwave

True/False Question Files are downloaded on the user computer before displaying on the monitor.

Correct Answer

True

Your Answer True

True/False Question Domain names have been assigned to identify the host computer in countries around the

world. Correct Answer

True

Your Answer False

Select The Blank

Page 127 of 190


Question If the station possessing the token has information it transmit, it ________ the token.

Correct Answer

Seizes

Your Answer Seizes

True/False Question An Internet is the group of enormous networks.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question Blog is a useful tool for

Correct Answer

Organisation of posts , Archived postings , Notification of posts

Your Answer Organisation of posts , Archived postings , Notification of posts

Multiple Choice Multiple Answer Question Sharing of resources when we talk about a network it involves

Correct Answer

Sharing of databases , Sharing of printers , Sharing of disk space

Your Answer Sharing of databases , Sharing of printers , Sharing of disk space

Multiple Choice Multiple Answer Question Which programming languages are used in extending the capabilities of the web ?

Correct Answer

XML , Java , DotNET

Your Answer XML , Java , DotNET

True/False Question Data can be lost if a transmission error is encountered on a network.

Correct Answer

True

Your Answer False

Multiple Choice Single Answer Question To implement and configure some of the specialized services on the network one should

create and establish: Correct Answer

Specialized Server (Proxy etc)

Your Answer Network Design


Page 128 of 190


Question Common media access methods are

Correct Answer

CSMA , Token passing , Demand priority

Your Answer CSMA , Token passing , Demand priority

Multiple Choice Single Answer Question In demand priority media access method transmission of data is done on how many pairs

of wire ? Correct Answer

Four

Your Answer Four


Correct Answer

True

Your Answer False


Satellite Space orbit Repeater station

Radio Frequency range Frequency range

Infrared Light waves Light waves

Microwave Repeater station Space orbit

Multiple Choice Single Answer Question The ASCII and EBCDIC code of text to be displayed on CRT is stored in :

Correct Answer

Display RAM

Your Answer Display RAM

Select The Blank Question Protocols are set of rules that allow for ________ communication over the internet.

Correct Answer

Inter-machine

Your Answer Inter-machine

Multiple Choice Multiple Answer Question Password attacks can be implemented using which methods :

Correct Answer

Brute-force attack , Trojan-horse program

Page 129 of 190


Your Answer Brute-force attack , Trojan-horse program , Virus attack

Select The Blank Question Central file server use ________ networking topologies to solve storage problems.

Correct Answer

Client/Server

Your Answer Client/Server

Select The Blank Question Each node checks the adress on the signal as it passes along the ________ network.

Correct Answer

Bus Topology

Your Answer Ring Topology

Multiple Choice Multiple Answer Question Internet control message protocol generates which all types of messages ?

Correct Answer

Destination unreachable , Time exceeded , Router Solicitation

Your Answer Destination unreachable , Time exceeded , Router Solicitation


Select The Blank Question Function keys are used as ________ keys to perform specific pre-defined functions.

Correct Answer Shortcut Keys

Your Answer Helping Keys

True/False Question A bar code reader is commonly used in grocery shops.

Correct Answer True

Your Answer False

Select The Blank Question ________ acts as the interface between the NAS and network client.

Correct Answer NAS head

Your Answer LAN card

Page 130 of 190


True/False Question Data stuffing helps in overcoming problems in data transmission.

Correct Answer True

Your Answer True

Multiple Choice Multiple Answer Question ActiveX allows users to view and edit which type of documents directly on the web page ?

Correct Answer Powerpoint presentations , Excel Sheets

Your Answer Powerpoint presentations , Excel Sheets , PDF files , Movies

Select The Blank Question Laser printers use ________ source to produce an image on photosensitive drum.

Correct Answer Light

Your Answer Light


Unknown Networks Internet zone Internet zone

Local Area Network Organization zone Organization zone

Trusted Networks Inside security zone Inside security zone

Un-trusted Networks Outside security zone Outside security zone

Multiple Choice Multiple Answer Question If the data transmitted is in ASCII code, the frame will consist of :

Correct Answer Start of header (soh) , End of transmission (eot) , Data

Your Answer Start of header (soh)


Multiple Choice Multiple Answer Question An NIC will be only functional when

Correct Answer

Connected to a cable , Driver is Loaded and Configured

Your Answer Connected to a cable , Driver is Loaded and Configured

Page 131 of 190


True/False Question All the clients in a bus topology are connected to a central unit.

Correct Answer

False

Your Answer False

Select The Blank Question Overlapping of signals may result in ________ of data.

Correct Answer

Corruption


Multiple Choice Multiple Answer Question Before a programmer starts with the actual program writing, it is always better to

develop Correct Answer

Algorithm , Flowcharts

Your Answer Algorithm , Flowcharts


Correct Answer

Colliding


Select The Blank Question ________ is the most expensive type of cable available in the market.

Correct Answer

Fiber Optic

Your Answer Fiber Optic



Addressing Bits , Error Detection Bits , Sequencing Bits

Your Answer Addressing Bits , Error Detection Bits , Sequencing Bits

Multiple Choice Multiple Answer Question What are the devices which use synchronous transmission media to communicate ?

Correct Answer

Telephones , Instant Messaging , Chat Room Events

Your Answer Telephones , Instant Messaging , Chat Room Events

Page 132 of 190


True/False Question The access to the data on a network is defined by the business administrator to have

proper control over the accessibility of data. Correct Answer

False

Your Answer True


CD and DVD Optical Storage Device Optical Storage Device

Ethernet Card Communication Device Communication Device

Floppy Disk Drive Magnetic Storage Device Magnetic Storage Device

RAM Temporary Storage Temporary Storage

True/False Question A computer is a programmable machine.

Correct Answer

True

Your Answer True

True/False Question IP based networks do not use encryption and tunneling.

Correct Answer

False

Your Answer True

Multiple Choice Multiple Answer Question Transaction processing as an activity's sub-systems would have the following

activities :- Correct Answer

Processing orders. , Shipment and receipts.

Your Answer Processing orders. , Performance reports. , Resource allocation.


Correct Answer

Decision making.


Multiple Choice Single Answer Question Whenever we encounter five consecutive 1's in the data block, what do we do in data

stuffing technique ?

Page 133 of 190


Correct Answer

Stuff a zero

Your Answer Stuff a zero

Select The Blank Question If an application is run in client mode ________ information is sent across the network

in clear text. Correct Answer

Authentic

Your Answer Authentic

Multiple Choice Multiple Answer Question File server use network operating systems such as :

Correct Answer

Nowell Netware , UNIX , Microsoft Windows

Your Answer Nowell Netware , UNIX , Microsoft Windows

Select The Blank Question A SAN exploits new breeds of ________ technology to get the best out of network

devices. Correct Answer

Clustering

Your Answer Clustering


Marketing Sales forecasting Sales forecasting

Business complexities Technological revolution Organized set of processes

Information Resource Technological revolution

MIS Organized set of processes Production planning

Multiple Choice Single Answer Question People use hybrid processors usually when there is a need for :

Correct Answer

Combined Processing

Your Answer Combined Processing

Multiple Choice Single Answer Question The signal travelling over the network in bus topology is taken to the next node when

the : Correct Answer

Signal does not match

Page 134 of 190


Your Answer Signal matches

Multiple Choice Single Answer Question MIS always refers to :-

Correct Answer

Computer system and manual system.

Your Answer Computer system and manual system.

Multiple Choice Single Answer Question Which internet protocol does the error reporting over a network ?

Correct Answer

Control message protocol

Your Answer Transmission control protocol


Correct Answer

Client

Your Answer Client

Multiple Choice Single Answer Question The secret key in public key encryption can be:

Correct Answer

Exchanged

Your Answer Exchanged

Multiple Choice Single Answer Question If there is an injection of data or commands into an existing stream of data over a

network, then the attack is called as : Correct Answer

IP spoofing

Your Answer IP spoofing

Multiple Choice Single Answer Question Internet access can be shared in

Correct Answer

Local Area Network

Your Answer Local Area Network

Select The Blank Question Demand priority uses ________ signaling.

Page 135 of 190


Correct Answer

Quartet

Your Answer Quartet

True/False Question Flowcharts help the programmers in executing the program.

Correct Answer

False

Your Answer False

Multiple Choice Multiple Answer Question Pure input devices include:

Correct Answer

Keyboard , Mouse , Scanner

Your Answer Keyboard , Mouse , Scanner

Select The Blank Question Flowcharts usually help the programmers to establish healthy communication channel

with the ________. Correct Answer

Business Managers

Your Answer Business Logic Interpreters


Correct Answer

True

Your Answer True

True/False Question Analog Computers needs high processing capacity.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question DSP is used primarily in dedicated devices such as

Correct Answer

Modems , Digital Cameras , Graphics Cards

Your Answer Modems , Digital Cameras , Graphics Cards

Select The Blank

Page 136 of 190


Question A switch is a ________ HUB.

Correct Answer

Intelligent

Your Answer Intelligent


Correct Answer

Information


Multiple Choice Multiple Answer Question FTP sites are mainly used for transfer of information such as

Correct Answer

Softwares , Games , Databases

Your Answer Softwares , Games , Databases

Select The Blank Question Businesses now a days maintain a large number of ________ documents.

Correct Answer

Electronic

Your Answer Electronic

Multiple Choice Single Answer Question The facts and figures entered into a computer are converted into

Correct Answer

Information


Multiple Choice Single Answer Question Bus topology is passive because :

Correct Answer

It waits for the signal

Your Answer It waits for the signal

Multiple Choice Single Answer Question MS-DOS was developed by :

Correct Answer

IBM

Your Answer Microsoft

Page 137 of 190


Multiple Choice Multiple Answer Question The benefits of using storage area network are :

Correct Answer

Greater connectivity , Disaster recovery , Elemination of redundant data

Your Answer Greater connectivity , Disaster recovery , Elemination of redundant data

True/False Question An Internet is the group of enormous networks.

Correct Answer

True

Your Answer True

True/False Question In parity checking if external interference introduces an error all the bits will be changed

to zero. Correct Answer

False

Your Answer False

Select The Blank Question File formats requiring plug-ins are known as ________ types.

Correct Answer

MIME

Your Answer MIME

Multiple Choice Multiple Answer Question Data can be represented in the following forms :

Correct Answer

Text , Numbers , Images

Your Answer Text , Numbers , Images

Select The Blank Question A modem is a ________ device.

Correct Answer

Communicating

Your Answer Communicating



Page 138 of 190


Question What is the first step an analyst is expected to follow when a problem is given?

Correct Answer

Recognize and Understand the Problem

Your Answer Recognize and Understand the Problem

Select The Blank Question ________ software enables one computer to communicate with other computer.

Correct Answer

Protocol


True/False Question Web pages do not contain links to documents and resources.

Correct Answer

False

Your Answer False

Select The Blank Question ________ hardware device is used to point to any location on the screen.

Correct Answer

Mouse

Your Answer Mouse

Multiple Choice Multiple Answer Question CSMA/CD usually operates in which two modes of carrier sensing

Correct Answer

Multiple Access , Collision Detection

Your Answer Multiple Access , Collision Detection

Select The Blank Question One Kilobyte can store ________ bytes of data.

Correct Answer

1024

Your Answer 1024

Multiple Choice Single Answer Question It is always better to check the validity of the flowchart developed by passing it through

a Correct Answer

Simple Test

Your Answer Simple Test

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Plotter Graphics Printing Graphics Printing

Dot Matrix Printer Impact Printing Impact Printing

Line Printer One Line at a time One Line at a time

Laser Printer Non-Impact Printing Non-Impact Printing

True/False Question Function keys are programmable and their functionality differ from s/w to s/w.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question The competitive forces that collectively determine the industry profitability are :-

Correct Answer

Bargaining power of consumers. , Pressure from substitute products. , Threats of new entrants in the market.

Your Answer Bargaining power of consumers. , Pressure from substitute products. , Threats of new entrants in the market.

Multiple Choice Multiple Answer Question Web has the ability to work with

Correct Answer

Multilanguage , Advance programming , Multimedia

Your Answer Multimedia , Multilanguage , Advance programming

Multiple Choice Single Answer Question MIS is the short form of

Correct Answer

Management Information System.

Your Answer Management Information System.

Multiple Choice Single Answer Question AI is the short form of :-

Correct Answer

Artificial Intelligence.

Your Answer Artificial Intelligence.

Multiple Choice Multiple Answer Question What are the nature of attacks on a system's security over a network ?

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Correct Answer

Unauthorized access , Misuse of resources , Insert spurious packets

Your Answer Unauthorized access , Misuse of resources , Insert spurious packets

Multiple Choice Multiple Answer Question For transmission of data over a network we require :

Correct Answer

Standard for Transmission , Device for Transmission , Media for Transmission

Your Answer Media for Transmission , Standard for Transmission , Device for Transmission






Select The Blank Question A computer processes data into useable and more precised summary which is referred

as ________. Correct Answer

Information


Multiple Choice Single Answer Question On one screen the CRT is capable of displaying :

Correct Answer

25 Lines of 80 Characters

Your Answer 25 Lines of 80 Characters

True/False Question A Hub receives signals for one port and sends them out to all the other ports.

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question An RSS reader is similar to

Correct Answer

Email

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Your Answer Email

Multiple Choice Single Answer Question TPS is the short form of :-

Correct Answer

Transaction Processing System.

Your Answer Transaction Processing System.

Select The Blank Question Computers on the internet use ________ architecture.

Correct Answer

Client/server

Your Answer Client/server

Multiple Choice Single Answer Question If the data exceeds the limits of the symbol in the flowcharts you can use

Correct Answer

Annotation

Your Answer Annotation

Multiple Choice Single Answer Question In error detection method the sum of the data is appended to the data block is :

Correct Answer

Checksum method

Your Answer Checksum method

Multiple Choice Multiple Answer Question The commonly used optical scanners are found in :

Correct Answer

Optical Character Reader(OCR) , Optical Mark Reader(OMR) , Optical Bar Code Reader

Your Answer Optical Character Reader(OCR) , Optical Mark Reader(OMR) , Optical Bar Code Reader

Select The Blank Question ________ technology is used to send data to a program without its request.

Correct Answer

Push

Your Answer Push

Multiple Choice Single Answer Question To have a successful communication of data mandatorily we require :

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Correct Answer

Sender & Reciever

Your Answer Sender & Reciever

True/False Question A scanner can be shared on a Network.

Correct Answer

False

Your Answer True

True/False Question There is usually heavy charges for computer-to-computer calls, depending on the

distance. Correct Answer

False

Your Answer False

Select The Blank Question NAS systems use ________ protocol for web based administrative user interfaces.

Correct Answer

HTTP

Your Answer HTTP

Multiple Choice Single Answer Question The bar code printed on the goods we buy from the market is:

Correct Answer

A Universal Product Code

Your Answer A Universal Product Code

Multiple Choice Multiple Answer Question Two types of HUB are

Correct Answer

Active , Passive

Your Answer Active , Passive

Select The Blank Question The key feature of a router is its capacity to determine the ________ path to the

destination. Correct Answer

Shortest

Your Answer Shortest

True/False

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Question Data can be lost if a transmission error is encountered on a network.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question Each host terminal on a TCP/IP network is assigned a 32 bit logical address dividing it

into two main parts : Correct Answer

Network Number , Host Number

Your Answer Network Number , Host Number

Multiple Choice Multiple Answer Question RSS may be read by using an

Correct Answer

RSS reader , Aggregator

Your Answer RSS reader , Aggregator

True/False Question We can allot storage from one application to another even if the application is running in

different physical locations Correct Answer

True

Your Answer True

True/False Question A light pen is capable of sensing a position on CRT.

Correct Answer

True

Your Answer True

Multiple Choice Single Answer Question RAID disks and tape technology are used for improved :

Correct Answer

Reliability

Your Answer Reliability

Multiple Choice Single Answer Question Transformation of a message into an unreadable format by using a mathematical

algorithm is called as : Correct Answer

Encryption

Your Answer Encryption

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Select The Blank Question A light pen is a device used for ________ operation.

Correct Answer

Photosensitive

Your Answer Photosensitive

Select The Blank Question The ________ always starts with a given problem.

Correct Answer

Algorithm

Your Answer Algorithm

True/False Question It is not possible to expand a network once the setup is complete.

Correct Answer

False

Your Answer False

True/False Question Email makes transmission of business information secure and easier.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question When a ring topology is configured on a network it usually ?

Correct Answer

Involves high cost , Complex in nature , Difficult to trouble shoot

Your Answer Involves high cost , Complex in nature , Difficult to trouble shoot

Multiple Choice Single Answer Question The overlapping of signals over a network is referred as :

Correct Answer

Collision


Select The Blank Question ________ is the goal of most VPN solutions available today.

Correct Answer

Security

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Your Answer Security


Select The Blank Question The longest transmission distance can be achieved with ________.

Correct Answer

Fiber optic cable


Multiple Choice Single Answer Question The layer responsible for process-to-process delivery is :-

Correct Answer

Transport layer


True/False Question ATM cell size varies according to the size of data.

Correct Answer

False

Your Answer False


Correct Answer

IEEE

Your Answer IEEE


ATM Real time transmission Real time transmission

X.25 data rate 64 Kbps 64 Kbps

T-1 carrier data rate 1.54 Mbps 1.54 Mbps

Frame Relay data rate 1.544Mbps 1.544Mbps

True/False Question A medium access control technique for multiple access transmission media is amplitude.

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Correct Answer

False

Your Answer False


Correct Answer




Correct Answer

Data rate of 100 mbps , Auto negotiation , Reconciliation sub layer


Multiple Choice Multiple Answer Question Routers used in OSPF :-

Correct Answer




Correct Answer

Persistence

Your Answer Persistence

Multiple Choice Multiple Answer Question Twisted pair cables are preferred when :-

Correct Answer

Relatively easy installation is need , The LAN is under cost constraint

Your Answer The LAN is under cost constraint , Relatively easy installation is need

Multiple Choice Multiple Answer Question Internet Assigned Number Authority (IANA) has divided port number into the ranges :-

Correct Answer

Well-known ports , Registered ports , Dynamic ports

Your Answer Well-known ports , Registered ports , Dynamic ports


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Question The main advantage of ISO model is that :-

Correct Answer


Your Answer It allows integration of software and hardware

Multiple Choice Multiple Answer Question In ATM, connection between two end points is accomplished through :-

Correct Answer

Transmission paths (TPs) , Virtual Paths (VPs) , Virtual circuits (VCs)

Your Answer Virtual Paths (VPs) , Virtual circuits (VCs) , Transmission paths (TPs)


Correct Answer

Port address

Your Answer Port address

Multiple Choice Single Answer Question Codes are always :-

Correct Answer

Either 7 or 8 bits per character

Your Answer Either 7 or 8 bits per character

True/False Question Half-duplex transmission limits communication in one direction at a time.

Correct Answer

True

Your Answer True

Multiple Choice Multiple Answer Question The physical path in ATM is :-

Correct Answer

Physical connection between two switches , Connection between an end point and a switch , Used for data transfer

Your Answer Physical connection between two switches , Connection between an end point and a switch , Used for data transfer


Correct Answer


Your Answer Throughput , Propagation speed , Propagation time

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True/False Question In frame Relay, Data Link Connection Identifier (DLCI) is used to identify virtual circuit.

Correct Answer

True

Your Answer True

Select The Blank Question In IPv6 only ________ can fragment.

Correct Answer

Original source

Your Answer Original source

Select The Blank Question In Base T4 Ethernet ________ line coding is used.

Correct Answer

8B /6T

Your Answer 8B /6T


Router Limitations of 10 Base T Limitations of 10 Base T

Bridge Uses tables for filtering decisions Uses tables for filtering decisions

Repeater No filtering capacity No filtering capacity

Hub Increase length Increase length

Multiple Choice Single Answer Question In sub networks the number of intermediate levels of hierarchy in IP addressing are :-

Correct Answer

Three

Your Answer Three

Multiple Choice Single Answer Question The communication mode that supports data in both direction at the same time is :-

Correct Answer

Full -duplex

Your Answer Full -duplex


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Question The Types of error that Internet Control Message Protocol (ICMP) can handle are :-

Correct Answer


Your Answer Destination unreachable , Source quench , Redirection

Select The Blank Question In Ethernet LAN ________ are the destination address.

Correct Answer

Multicast and broadcast

Your Answer Multicast


Correct Answer

Retransmission



Correct Answer

10BASET

Your Answer 10BASET


Correct Answer

False

Your Answer False

Multiple Choice Single Answer Question Frame Relay operates at data rate of :-

Correct Answer

1.544 Mbps

Your Answer 1.544 Mbps


Correct Answer

Physical layer


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Multiple Choice Multiple Answer Question AAL sub layers are :-

Correct Answer


Your Answer Convergence sub layer (CS) , Segmentation and reassembly (SAR)

Multiple Choice Multiple Answer Question OSPF features are :-

Correct Answer

Multiple circuit load balancing , Converge very quickly to network topology change , Not susceptible to routing loops

Your Answer Multiple circuit load balancing , Converge very quickly to network topology change , Not susceptible to routing loops


Correct Answer

A network bridge


Multiple Choice Single Answer Question A star backbone is most suited for:-

Correct Answer

Within multiple floor buildings

Your Answer Within multiple floor buildings


Correct Answer

True

Your Answer True

True/False Question The physical layer of a network controls error detection and correction.

Correct Answer

False

Your Answer False

True/False Question Gateway is used for modulation and demodulation.

Correct Answer

False

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Your Answer False

Multiple Choice Single Answer Question Packets in the IP layer are called :-

Correct Answer

Datagrams

Your Answer Datagrams


Correct Answer

A network gateway


Select The Blank Question In ATM, ________ is designed to support connection oriented and connectionless data

services. Correct Answer

AAL3/4

Your Answer AAL1


Correct Answer

Time waited


True/False Question The basic data unit in an ATM network is called a cell.

Correct Answer

True

Your Answer True


Correct Answer

Sequence number


True/False Question Modulation is the process of converting digital to analog signal.

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Correct Answer

True

Your Answer False

Multiple Choice Single Answer Question The access protocol used by Ethernet is :-

Correct Answer

CSMA / CD

Your Answer CSMA / CD

LIST OF ATTEMPTED QUESTIONS AND ANSWERS Select The BlankQuestion: The ________ Timer is used in termination phase.Correct Answer: Time waitedYour Answer: Keep alive Multiple Choice Multiple AnswerQuestion: Error control in DLL is based on :-Correct Answer: Damaged frames , Lost frames , Lost acknowledgements Your Answer: Lost acknowledgements , Frame length , Damaged frames Multiple Choice Single AnswerQuestion: Which organisation has developed much of the original standards?Correct Answer: IEEEYour Answer: ISO Select The BlankQuestion: A ________ is the physical connection between an end point and a switch or between two switches.Correct Answer: Transmission pathYour Answer: Virtual circuit Multiple Choice Multiple AnswerQuestion: Virtual circuit frame used in Frame Relay :-Correct Answer: Switched virtual circuit (SVC) , Permanent Virtual Circuit (PVC) , Multicast Virtual Circuit (MVC) Your Answer: Switched virtual circuit (SVC) , Multicast Virtual Circuit (MVC) , Unicast Virtual Circuit (UVC) Select The BlankQuestion: In fast Ethernet autonegotiation allows ________ negotiation.Correct Answer: Data rateYour Answer: Data rate Multiple Choice Multiple AnswerQuestion: Socket address is combination of :-Correct Answer: IP address , Port number Your Answer: Port address , IP address , IP number True/False

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Question: A central computer surrounded by one or more satellite computers is called a bus network.Correct Answer: FalseYour Answer: False Multiple Choice Single AnswerQuestion: Routing between autonomous system is referred to as :-Correct Answer: Exterior routingYour Answer: Popular routing True/FalseQuestion: For efficient multicasting, a shortest path spanning tree represents the communication path.Correct Answer: TrueYour Answer: False Multiple Choice Single AnswerQuestion: Which of the following connects LAN to WAN?Correct Answer: A network gatewayYour Answer: A network bridge Multiple Choice Single AnswerQuestion: TCP is a :-Correct Answer: Stream connection oriented protocolYour Answer: Application protocol Multiple Choice Multiple AnswerQuestion: Important features of GMII :-Correct Answer: Data rate is 1000 Mbps , There is no GMII cable and connector , Management functions are included Your Answer: Data rate is 1000 Mbps , Management functions are included , Less complexity Select The BlankQuestion: In ________ multiple frames can be in transit at the same time. If there is an error only the unacknowledged frame is retransmitted.Correct Answer: Selective repeat ARQYour Answer: Go-back-N ARQ Select The BlankQuestion: In 100BaseX ________ bits of data is received from network interface card.Correct Answer: 8Your Answer: 64 Multiple Choice Multiple AnswerQuestion: IEEE 802.11 architecture supports :-Correct Answer: Basic Service Set (BSS) , Extended Service Set (ESS) Your Answer: Extended Service Set (ESS) , Modular Set , Backward compatible set True/FalseQuestion: The TCP/IP protocols treat all networks equally.Correct Answer: TrueYour Answer: True Select The BlankQuestion: The X.25 standard specifies ________ protocol layers are the serial interface gateway.

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Correct Answer: 3Your Answer: 4 Multiple Choice Multiple AnswerQuestion: Medium that uses metallic conductor for transmission :-Correct Answer: Coaxial cable , Shielded twisted pair cable , Unshielded twisted pair cable Your Answer: Coaxial cable , Shielded twisted pair cable , Fiber optic cable Multiple Choice Single AnswerQuestion: For handling frame arriving protocol Frame Relay uses :-Correct Answer: FRADYour Answer: LMI True/FalseQuestion: The simultaneous transmission of data to a number of stations is known as broadcast.Correct Answer: TrueYour Answer: True Multiple Choice Multiple AnswerQuestion: Query message that ICMP supports :-Correct Answer: Echo request and reply , Time-stamp request and reply , Router solicitation and advertisement Your Answer: Echo request and reply , Data transfer , Router solicitation and advertisement Multiple Choice Single AnswerQuestion: Packets in the IP layer are called :-Correct Answer: DatagramsYour Answer: Data packets Multiple Choice Single AnswerQuestion: The main standards relating to Ethernet networks are :-Correct Answer: IEEE 802.2 and IEEE 802.3Your Answer: IEEE 802.3 and IEEE 802.4 Select The BlankQuestion: ATM defines ________ versions of application adaptation Layer(AAL).Correct Answer: FourYour Answer: Three True/FalseQuestion: The 1-4 digits are known as the country code of the NUA.Correct Answer: TrueYour Answer: True Select The BlankQuestion: Physical layer is responsible for transmitting ________ from one node to other.Correct Answer: Individual bitsYour Answer: Individual bits True/FalseQuestion: The application layer of a network defines the user's port into the network.Correct Answer: FalseYour Answer: True Multiple Choice Multiple AnswerQuestion: A repeater :-

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Correct Answer: Connects segments of a LAN , Forwards every frame , Is a regenerator Your Answer: Connects segments of a LAN , Is a regenerator , Amplifies the signal Multiple Choice Single AnswerQuestion: The cable connecting a DB - 9 connector at one end to a DB 25 connector at the other end must cross- connect pin 8 at the DB-9 side to which pin at the DB - 25 side?Correct Answer: 5Your Answer: 4 True/FalseQuestion: Transmission of an IP datagram between two machines on a physical network does not involve gateways.Correct Answer: TrueYour Answer: False Multiple Choice Single AnswerQuestion: The information to be communicated in a communication system is :-Correct Answer: MessageYour Answer: Message Multiple Choice Multiple AnswerQuestion: Digital transmission is possible in :-Correct Answer: Serial mode , Parallel mode Your Answer: Serial mode , Sequential mode , Distributed mode True/FalseQuestion: Gateway is used for modulation and demodulation.Correct Answer: FalseYour Answer: True Select The BlankQuestion: In ATM, all cells of single message till destination follows the ________ path.Correct Answer: Virtual circuitYour Answer: Fixed Match The FollowingQuestion Correct Answer Your AnswerPPP An HDLC version secured passwordPAP Unsecured password Data encapsulationCHAP secured password An HDLC versionNCP Data encapsulation Unsecured password True/FalseQuestion: In frame Relay, Data Link Connection Identifier (DLCI) is used to identify virtual circuit.Correct Answer: TrueYour Answer: True Multiple Choice Single AnswerQuestion: An access method in which available BW of a link is shared in time, frequency or code?Correct Answer: CanalizationYour Answer: Random Access Multiple Choice Multiple AnswerQuestion: Categories of traditional Ethernet are :-Correct Answer: 10Base 5 , 10Base 2 , 10Base T

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Your Answer: 10Base 5 , 10Base 2 , 10Base T Multiple Choice Single AnswerQuestion: As the data packet moves from the lower to the upper layers, headers are :-Correct Answer: AddedYour Answer: Modified Multiple Choice Single AnswerQuestion: Topology requires a central controller or hub.Correct Answer: StarYour Answer: Star Select The BlankQuestion: In ALOHA ________ is the uploading carrier frequency.Correct Answer: 407MHzYour Answer: 401 MHz Match The FollowingQuestion Correct Answer Your AnswerFull - duplex Simultaneous transmission in Simultaneous transmission in

both directions both directionsModem Modulator Demodulator Band width of the mediumBit Binary digit 0 and 1Synchronous High Modulator Demodulatorcommunication efficiency Select The BlankQuestion: The medium that permits the highest data rate is ________.Correct Answer: Fiber optic cableYour Answer: Fiber optic cable True/FalseQuestion: Application programs as well as all protocol software from the internet layer upward use only IP address.Correct Answer: TrueYour Answer: True Multiple Choice Multiple AnswerQuestion: Features of hub are :-Correct Answer: Hub is a broadcasting device , Hub operates at physical layer , Hub transmits signals to other Your Answer: Hub is a broadcasting device , Hub transmits signals to other Multiple Choice Multiple AnswerQuestion: LCP packets include :-Correct Answer: Configuration packets , Link termination packets , Link monitoring and debugging packets Your Answer: Configuration packets , Link termination packets , Link monitoring and debugging packets

LIST OF ATTEMPTED QUESTIONS AND ANSWERS Multiple Choice Single AnswerQuestion: Feature for sending voice through the Frame Relay is called :-

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Correct Answer: VOFRYour Answer: VOFR Select The BlankQuestion: In ATM, ________ is designed to support a data stream that has a constant bit rate.Correct Answer: AAL1Your Answer: AAL1 Multiple Choice Multiple AnswerQuestion: The bit rates defines the characteristics of ATM are :-Correct Answer: Constant bit rate (CBR) , Variable data rate (VBR) , Available bit rate (ABR) Your Answer: Constant bit rate (CBR) , Variable data rate (VBR) , Available bit rate (ABR) Select The BlankQuestion: The virtual path identifier (VPI) of user to network interface (UNI) is ________ bits in length.Correct Answer: 8Your Answer: 8 Multiple Choice Single AnswerQuestion: The main advantage of ISO model is that :-Correct Answer: It allows integration of software and hardwareYour Answer: It allows integration of software and hardware Select The BlankQuestion: The OSI models consists of ________ layers.Correct Answer: SevenYour Answer: Three Multiple Choice Single AnswerQuestion: An error detecting code which is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as :-Correct Answer: Cyclic Redundancy checkYour Answer: Error rate Multiple Choice Single AnswerQuestion: Fiber Optic Ethernet is also known as:-Correct Answer: 10BASEFYour Answer: 10BASET Multiple Choice Multiple AnswerQuestion: A star backbone network :-Correct Answer: Topology of backbone is star , The backbone is just one switch , Connects several LANs Your Answer: Topology of backbone is star , Connects several LANs , Faster than any other backbone network Multiple Choice Single AnswerQuestion: Twisted -pair Ethernet is also known as :-Correct Answer: 10BASETYour Answer: 10BASEF Match The FollowingQuestion Correct Answer Your AnswerFCS Frame check sequence Frame check sequenceI- frame User information management information

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S-frames No information Supervisory framesU-frames management information User information Match The FollowingQuestion Correct Answer Your AnswerTime waited timer Termination phase Termination phaseKeep Alive Timer Prevents long idle connection Handles zero window sizePersistence timer Handles zero window size Prevents long idle connectionRetransmission timer Lost segments Establishment Phase Multiple Choice Single AnswerQuestion: Rules and procedures that describes how data will be transmitted and received are referred to as :-Correct Answer: ProtocolsYour Answer: Protocols Multiple Choice Multiple AnswerQuestion: The Types of error that Internet Control Message Protocol (ICMP) can handle are :-Correct Answer: Destination unreachable , Source quench , Redirection Your Answer: Destination unreachable , Source quench , Retransmision Multiple Choice Multiple AnswerQuestion: In digital data transmission :-Correct Answer: Baud rate is equal to bit rate , Baud rate is always smaller than the bit rate Your Answer: Baud rate is equal to bit rate , Baud rate is always smaller than the bit rate Multiple Choice Single AnswerQuestion: The cost assigned for passage of a packet through a network is called :-Correct Answer: MetricYour Answer: Metric Multiple Choice Single AnswerQuestion: Standard or thick wire Ethernet is also known as :-Correct Answer: 10BASE5Your Answer: 10BASET True/FalseQuestion: The Transreceiver in fast Ethernet is called PHY Sub-layer.Correct Answer: TrueYour Answer: True Multiple Choice Single AnswerQuestion: What is the main function of the transport layer?Correct Answer: Node-to-node deliveryYour Answer: Node-to-node delivery True/FalseQuestion: ATM can handle real time transmission.Correct Answer: TrueYour Answer: True Multiple Choice Single AnswerQuestion: For the IP address 227.12.14.87, the class of the address is :-Correct Answer: Class DYour Answer: Class B

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Multiple Choice Single AnswerQuestion: Which layer in the Ethernet standard communicates with the OSI network layer?Correct Answer: LLCYour Answer: Physical Multiple Choice Single AnswerQuestion: Peer to peer communication involves:-Correct Answer: Computers to share information over a networkYour Answer: Communication between a computer and the network Multiple Choice Single AnswerQuestion: Which organization develop the original RS - 232C specification?Correct Answer: EAIYour Answer: ISO True/FalseQuestion: The root bridge has largest ID.Correct Answer: FalseYour Answer: True Multiple Choice Single AnswerQuestion: Which of the following is not a part of UDP user datagram?Correct Answer: PreambleYour Answer: Preamble True/FalseQuestion: The hierarchical use of hubs removes the length limitation of 10BaseT.Correct Answer: TrueYour Answer: False Select The BlankQuestion: The ________ timer keep a track of the time between the sending of segment and the receipt of an acknowledgement.Correct Answer: RetransmissionYour Answer: Persistence Select The BlankQuestion: In fast Ethernet ________ is not required.Correct Answer: CSMA /CDYour Answer: Line coding Multiple Choice Single AnswerQuestion: Which of the following summation operation is performed on the bits to check an error-detecting code?Correct Answer: ChecksumYour Answer: Coder-decoder Multiple Choice Multiple AnswerQuestion: Serial transmission can be :-Correct Answer: Synchronous , Asynchronous Your Answer: Synchronous , Asynchronous , Sequential True/FalseQuestion: Local area networks can transmit data using twisted -pair wiring or coaxial cables.Correct Answer: TrueYour Answer: True

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Multiple Choice Multiple AnswerQuestion: Features of hub are :-Correct Answer: Hub operates at physical layer , Hub transmits signals to other , Hub is a broadcasting device Your Answer: Hub operates at physical layer , Hub transmits signals to other , Hub can be used as repeater Multiple Choice Single AnswerQuestion: A repeater :-Correct Answer: Forwards every frameYour Answer: Forwards every frame True/FalseQuestion: The data link layer, in reference to the OSI model, specifies the virtual circuit interface to packet-switched service.Correct Answer: FalseYour Answer: True Multiple Choice Single AnswerQuestion: Which organisation has developed much of the original standards?Correct Answer: IEEEYour Answer: IEEE True/FalseQuestion: Frame Relay does not provide flow control or error control, they must be provided by upper layer protocols.Correct Answer: TrueYour Answer: False Select The BlankQuestion: Most modern versions of Ethernet use ________ as the transmission medium.Correct Answer: UTPYour Answer: Coaxial cable True/FalseQuestion: The general area of data communications encompasses tele-communications.Correct Answer: FalseYour Answer: True True/FalseQuestion: A device that can convert digital signals to analog signals is a packet.Correct Answer: FalseYour Answer: True Multiple Choice Multiple AnswerQuestion: X.25 uses :-Correct Answer: Packet assembler/disassembler , Packet switched network , Access lines to public data networks Your Answer: Packet assembler/disassembler , Access lines to public data networks , A cell switched network Multiple Choice Multiple AnswerQuestion: Features that encourages the wide spread use of ATM in telecommunication are :-Correct Answer: High speed data rate , Low error rate , Low operating cost Your Answer: High speed data rate , Low error rate , Low operating cost

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Multiple Choice Multiple AnswerQuestion: HDLC supports :-Correct Answer: Half duplex communication , Full duplex communication , ARQ mechanisms Your Answer: Full duplex communication , ARQ mechanisms , Pipelining Multiple Choice Multiple AnswerQuestion: Broadcasting methods are :-Correct Answer: Flooding , Multidestination routing , Reverse path forwarding Your Answer: Random routing , Multidestination routing , Reverse path forwarding Select The BlankQuestion: In fast Ethernet ________ replaces physical layer signaling.Correct Answer: Reconciliation Sub LayerYour Answer: PHY True/FalseQuestion: The transport layer provides for any format, translationer code conversion necessary to put the data into an intelligible format.Correct Answer: FalseYour Answer: True Select The BlankQuestion: The ________ timer is needed to handle the zero window size.Correct Answer: PersistenceYour Answer: Keep alive

LIST OF ATTEMPTED QUESTIONS AND ANSWERS Multiple Choice Multiple AnswerQuestion: Operational features of Ethernet are:-Correct Answer: 10 mbps rate , CSMA/CD protocol , 500 meters length Your Answer: 10 mbps rate , CSMA/CD protocol , 500 meters length Multiple Choice Multiple AnswerQuestion: The adaptive routing types are :-Correct Answer: Isolated adaptive routing , Centralized adaptive routing , Distributed adaptive routing Your Answer: Isolated adaptive routing , Centralized adaptive routing , Distributed adaptive routing True/FalseQuestion: The hierarchical use of hubs removes the length limitation of 10BaseT.Correct Answer: TrueYour Answer: True Multiple Choice Single AnswerQuestion: Which of the following is not a part of UDP user datagram?Correct Answer: PreambleYour Answer: Preamble Multiple Choice Multiple AnswerQuestion: Terms used to describe digital signal are :-Correct Answer: Bit rate , Bit interval Your Answer: Bit rate , Bit interval

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Match The FollowingQuestion Correct Answer Your AnswerATM Layer Cell Length 53 bytes 53 bytesBackbone Bus or star Bus or starVirtual LAN configured by software Constant bit rateVOFR Voice over Frame RelayVoice over Frame Relay Multiple Choice Single AnswerQuestion: A repeater :-Correct Answer: Forwards every frameYour Answer: Forwards every frame Multiple Choice Single AnswerQuestion: Peer to peer communication involves:-Correct Answer: Computers to share information over a networkYour Answer: Communication between a computer and the network Multiple Choice Multiple AnswerQuestion: The Types of error that Internet Control Message Protocol (ICMP) can handle are :-Correct Answer: Destination unreachable , Source quench , Redirection Your Answer: Source quench , Retransmision , Redirection Multiple Choice Single AnswerQuestion: The performance of transmission media can be measured by :-Correct Answer: Propagation speedYour Answer: Throughput Select The BlankQuestion: A communication protocol always have ________.Correct Answer: Set of symbolsYour Answer: Network information Select The BlankQuestion: Before information can be transmitted, it must be transformed into________.Correct Answer: Electromagnetic signalsYour Answer: Electromagnetic signals Multiple Choice Multiple AnswerQuestion: A transport layer :-Correct Answer: Gives service to Application layer , Receives Service from Network layer Your Answer: Gives service to Application layer , Receives Service from Network layer True/FalseQuestion: The important characteristic of LAN is parallel transmission.Correct Answer: FalseYour Answer: True Multiple Choice Single AnswerQuestion: The main advantage of ISO model is that :-Correct Answer: It allows integration of software and hardwareYour Answer: It defines cables and connectors Multiple Choice Multiple AnswerQuestion: OSPF features are :-

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Correct Answer: Multiple circuit load balancing , Converge very quickly to network topology change , Not susceptible to routing loops Your Answer: Multiple circuit load balancing , Converge very quickly to network topology change , Fixed length subnetting Select The BlankQuestion: In IPv6 only ________ can fragment.Correct Answer: Original sourceYour Answer: Router Multiple Choice Single AnswerQuestion: The identifier used for data transfer is :-Correct Answer: Virtual circuit identifier (VCI)Your Answer: Virtual circuit identifier (VCI) Multiple Choice Single AnswerQuestion: Which layer in the Ethernet standard communicates with the OSI network layer?Correct Answer: LLCYour Answer: Protocol True/FalseQuestion: Fast Ethernet is backward compatible.Correct Answer: TrueYour Answer: True Match The FollowingQuestion Correct Answer Your AnswerAuthenticate protocol PAP & CHAP PAP & CHAPBit stuffing Data Transparency Data TransparencyHDLC NRM & ABM NRM & ABMPPP phases Transition states Transition states Select The BlankQuestion: Communication between a computer and a keyboard involves________ transmission.Correct Answer: SimplexYour Answer: Simplex True/FalseQuestion: In channelization access method the available BW is shared in time, frequency and code.Correct Answer: TrueYour Answer: True True/FalseQuestion: A repeater connects two LANs of different protocols.Correct Answer: FalseYour Answer: True Select The BlankQuestion: In 100 Base TX Ethernet ________ line coding is used.Correct Answer: 4B /5BYour Answer: 4B /5B Multiple Choice Multiple AnswerQuestion: In ATM, connection between two end points is accomplished through :-Correct Answer: Transmission paths (TPs) , Virtual Paths (VPs) , Virtual circuits (VCs)

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Your Answer: Transmission paths (TPs) , Virtual Paths (VPs) , Virtual circuits (VCs) Multiple Choice Single AnswerQuestion: The layer lies between the network layer and the session layer is :-Correct Answer: Transport layerYour Answer: Transport layer True/FalseQuestion: Frame Relay does not provide flow control or error control, they must be provided by upper layer protocols.Correct Answer: TrueYour Answer: False Multiple Choice Multiple AnswerQuestion: Fast Ethernet has :-Correct Answer: Data rate of 100 mbps , Auto negotiation , Reconciliation sub layer Your Answer: Data rate of 100 mbps , Auto negotiation , Reconciliation sub layer Select The BlankQuestion: Transport layer is responsible for delivery of ________ from one node to other.Correct Answer: MessageYour Answer: Message Multiple Choice Single AnswerQuestion: How many fibers connects to a FDDI dual attach station?Correct Answer: 4Your Answer: 2 Select The BlankQuestion: In ________ the sender sends a frame and waits for an acknowledgement from the receiver before sending the next frame.Correct Answer: Stop-and-wait ARQYour Answer: Stop-and-wait ARQ Multiple Choice Single AnswerQuestion: CCITT.X series standers relate primarily to which area of data communication?Correct Answer: Wide area networkYour Answer: Wide area network Multiple Choice Single AnswerQuestion: Standard or thick wire Ethernet is also known as :-Correct Answer: 10BASE5Your Answer: 10BASE5 Multiple Choice Multiple AnswerQuestion: X . 25 protocol :-Correct Answer: Allows DTE to DCE interface , Is a synchronous interface , Is approved by CCITT Your Answer: Allows DTE to DCE interface , Is a synchronous interface , Is approved by CCITT Select The BlankQuestion: A ________ path provides a connection or a set of connections between switches.Correct Answer: VirtualYour Answer: Virtual circuit True/False

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Question: A medium access control technique for multiple access transmission media is amplitude.Correct Answer: FalseYour Answer: True Multiple Choice Single AnswerQuestion: In ALOHA network downloading carrier frequency is :-Correct Answer: 413 MHzYour Answer: 407 MHz Multiple Choice Multiple AnswerQuestion: Transreceiver performs the function of :-Correct Answer: Transmitting and detection , Collision , Encoding and decoding Your Answer: Transmitting and detection , Synchronization , Collision True/FalseQuestion: Repeater operates in physical layer.Correct Answer: TrueYour Answer: True True/FalseQuestion: The basic data unit in an ATM network is called a cell.Correct Answer: TrueYour Answer: True Select The BlankQuestion: The IP datagram header is ________ in length.Correct Answer: 20-60 bytesYour Answer: 20-60 bytes Multiple Choice Multiple AnswerQuestion: Broadcasting methods are :-Correct Answer: Flooding , Multidestination routing , Reverse path forwarding Your Answer: Flooding , Multidestination routing Multiple Choice Multiple AnswerQuestion: Transfer of data from CPU to peripheral devices of computer is :-Correct Answer: Serial port , Parallel port Your Answer: Serial port , Parallel port Select The BlankQuestion: Network layer is responsible for delivery of ________ from one source to other.Correct Answer: PacketsYour Answer: Packets Select The BlankQuestion: The ________ timer is needed to control a lost or discarded segment by TCP.Correct Answer: RetransmissionYour Answer: Persistence Multiple Choice Multiple AnswerQuestion: Transmission media is characterized by :-Correct Answer: Throughput , Propagation speed , Propagation time Your Answer: Throughput , Propagation speed , Propagation time

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LIST OF ATTEMPTED QUESTIONS AND ANSWERS Select The BlankQuestion: A data packet is a packet header together with ________.Correct Answer: User dataYour Answer: Node address Multiple Choice Multiple AnswerQuestion: Transreceiver performs the function of :-Correct Answer: Transmitting and detection , Collision , Encoding and decoding Your Answer: Transmitting and detection , Synchronization , Encoding and decoding True/FalseQuestion: Modem is used for modulation and demodulation.Correct Answer: TrueYour Answer: True Select The BlankQuestion: In simplex transmission________.Correct Answer: Data transmission is one wayYour Answer: Data transmission is one way True/FalseQuestion: The session layer takes the communication service of the transport layer and adds application -oriented functions.Correct Answer: TrueYour Answer: True Select The BlankQuestion: The digital, voice, or video voltages are referred to as ________ signals.Correct Answer: Base bandYour Answer: Broadband Select The BlankQuestion: Before information can be transmitted, it must be transformed into________.Correct Answer: Electromagnetic signalsYour Answer: Electromagnetic signals Multiple Choice Multiple AnswerQuestion: CHAP has three steps :-Correct Answer: Sending value to user , Manipulating the value and sends the result back , Validity of information Your Answer: Sending value to user , Manipulating the value and sends the result back , Verify the result Multiple Choice Single AnswerQuestion: The information to be communicated in a communication system is :-Correct Answer: MessageYour Answer: Message Multiple Choice Multiple AnswerQuestion: A Bus backbone network :-Correct Answer: Uses star topology , Connects several LANs , Uses bus topology Your Answer: Connects several LANs , Uses bus topology , Saves BW Select The Blank

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Question: The connection establishment involves a ________ handshake.Correct Answer: Two-wayYour Answer: Three-way True/FalseQuestion: A modem is only capable of modulation.Correct Answer: FalseYour Answer: False Select The BlankQuestion: A television broadcast is an example of ________ transmission.Correct Answer: SimplexYour Answer: Full - duplex Multiple Choice Single AnswerQuestion: ARQ stands for :-Correct Answer: Automatic repeat requestYour Answer: Automatic repeat request Multiple Choice Single AnswerQuestion: The communication mode that supports data in both direction at the same time is :-Correct Answer: Full -duplexYour Answer: Full -duplex True/FalseQuestion: The main purpose of a data link content monitor detect problems in protocols.Correct Answer: TrueYour Answer: False True/FalseQuestion: Fast Ethernet is backward compatible.Correct Answer: TrueYour Answer: False Select The BlankQuestion: The IP datagram header is ________ in length.Correct Answer: 20-60 bytesYour Answer: 20-60 bytes Match The FollowingQuestion Correct Answer Your AnswerFull - duplex Simultaneous transmission in Simultaneous transmission in

both directions both directionsModem Modulator Demodulator Modulator DemodulatorBit Binary digit Binary digitSynchronous communication High Highefficiency Multiple Choice Single AnswerQuestion: According to the PPP transition state diagram, options are negotiated in the :-Correct Answer: Establishing stateYour Answer: Establishing state Multiple Choice Single AnswerQuestion: HDLC is a :-Correct Answer: Bit-oriented protocol

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Your Answer: Bit-oriented protocol Multiple Choice Single AnswerQuestion: The identifier used for data transfer is :-Correct Answer: Virtual circuit identifier (VCI)Your Answer: Virtual circuit identifier (VCI) Multiple Choice Multiple AnswerQuestion: In first layer of Internet model :-Correct Answer: Repeaters operate , Hubs operate Your Answer: Repeaters operate , Hubs operate , Bridges operate True/FalseQuestion: The simultaneous transmission of data to a number of stations is known as broadcast.Correct Answer: TrueYour Answer: True Select The BlankQuestion: Switched Ethernet has ________ advantage over traditional Ethernet.Correct Answer: BW sharingYour Answer: Device sharing Multiple Choice Multiple AnswerQuestion: Fast Ethernet has :-Correct Answer: Data rate of 100 mbps , Auto negotiation , Reconciliation sub layer Your Answer: Data rate of 100 mbps , Reconciliation sub layer , Thin cable Multiple Choice Single AnswerQuestion: An IP address length is :-Correct Answer: 32-bitYour Answer: 32-bit Multiple Choice Multiple AnswerQuestion: Medium that uses metallic conductor for transmission :-Correct Answer: Coaxial cable , Shielded twisted pair cable , Unshielded twisted pair cable Your Answer: Coaxial cable , Shielded twisted pair cable , Unshielded twisted pair cable Multiple Choice Single AnswerQuestion: For a 10 Mbps bit rate determine the time period of each bit transmitted :-Correct Answer: 0.1 micro secondsYour Answer: 0.1 micro seconds Multiple Choice Multiple AnswerQuestion: The adaptive routing types are :-Correct Answer: Isolated adaptive routing , Centralized adaptive routing , Distributed adaptive routing Your Answer: Centralized adaptive routing , Distributed adaptive routing , Random adaptive routing True/FalseQuestion: Gateway allows devices on one network to communicate with devices on another network.Correct Answer: TrueYour Answer: True Multiple Choice Multiple Answer

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Question: Error correction and detection in OSI model is done by :-Correct Answer: Data link Layer , Transport Layer Your Answer: Physical layer , Data link Layer Multiple Choice Multiple AnswerQuestion: Channelization protocols are :-Correct Answer: TDMA , CDMA , FDMA Your Answer: TDMA , CDMA , CSMA/CD protocol Select The BlankQuestion: In Base T4 Ethernet ________ line coding is used.Correct Answer: 8B /6TYour Answer: 8B /6T Multiple Choice Single AnswerQuestion: CCITT.X series standers relate primarily to which area of data communication?Correct Answer: Wide area networkYour Answer: Asynchronous communication Multiple Choice Multiple AnswerQuestion: Issues to consider for bridge connecting different LANs :-Correct Answer: Frame format , Data size , Data rate Your Answer: Data size , Data rate , Data type Multiple Choice Single AnswerQuestion: Frame Relay operates at data rate of :-Correct Answer: 1.544 MbpsYour Answer: 1.544 Mbps Multiple Choice Single AnswerQuestion: X.21 is :-Correct Answer: Network access standard for connecting stations to a circuit-switched networkYour Answer: A method access control technique for multiple-access transmission media True/FalseQuestion: Transmission of an IP datagram between two machines on a physical network does not involve gateways.Correct Answer: TrueYour Answer: True True/FalseQuestion: An Ethernet frame contains seven fields.Correct Answer: TrueYour Answer: False Multiple Choice Single AnswerQuestion: In which method, primary station controls transmission to and from secondary station?Correct Answer: Polling AccessYour Answer: Reservation Match The FollowingQuestion Correct Answer Your AnswerDigital Transmission Data transmission from hard Asynchronous transmission

disk to memorySimplex Common in one direction only Common in one direction onlyDuplex Common in both direction only Common in both direction only

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Analog Transmission Door-Darshan transmission Data transmission from hard disk tomemory

Multiple Choice Multiple AnswerQuestion: The important features of a reapeter are :-Correct Answer: Can use 10Base5 , Acts as two port node , Operates only in physical layer Your Answer: Can use 10Base5 , Acts as two port node , Operates only in physical layer Multiple Choice Single AnswerQuestion: The physical path over which a message travels is :-Correct Answer: MediaYour Answer: Media Select The BlankQuestion: In ________ multiple frames can transmit at the same time. If there is an error, retransmission begins with the last acknowledged frame even if subsequent frames have arrived correctly.Correct Answer: Go-back-N ARQYour Answer: Selective repeat ARQ True/FalseQuestion: For efficient multicasting, a shortest path spanning tree represents the communication path.Correct Answer: TrueYour Answer: False Multiple Choice Multiple AnswerQuestion: Repeater's features are :-Correct Answer: It operates in physical layer , It forwards every frame , It connects network segment Your Answer: It operates in physical layer , It forwards every frame , It connects network segment

LIST OF ATTEMPTED QUESTIONS AND ANSWERS True/False Question: Data rate of fast Ethernet is 100 Mbps. Correct Answer: True Your Answer: True Multiple Choice Single Answer Question: The identifier used for data transfer is :- Correct Answer: Virtual circuit identifier (VCI) Your Answer: Virtual circuit identifier (VCI) Multiple Choice Single Answer Question: In spanning tree bridge :- Correct Answer: Logical topology is created Your Answer: Physical and logical topology is created Multiple Choice Single Answer Question: Twisted -pair Ethernet is also known as :- Correct Answer: 10BASET Your Answer: 10BASET

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Multiple Choice Single Answer Question: Which of the following connects LAN to another of the same type? Correct Answer: A network bridge Your Answer: A network bridge Multiple Choice Multiple Answer Question: The types of Internet Group Management Protocol (IGMP) message are :- Correct Answer: Leave Report , Membership Report , Query Your Answer: Membership Report , Query , Update Multiple Choice Multiple Answer Question: Digital transmission is possible in :- Correct Answer: Serial mode , Parallel mode Your Answer: Serial mode , Parallel mode True/False Question: In a star backbone, the topology of the backbone is star. Correct Answer: True Your Answer: True Multiple Choice Multiple Answer Question: A token passing network :- Correct Answer: Provide access to the network by only one station at a time , Can provide access only to the station which is having token , Can be either ring or bus network Your Answer: Provide access to the network by only one station at a time , Can provide access only to the station which is having token , Can be either ring or bus network Multiple Choice Single Answer Question: Fiber Optic Ethernet is also known as:- Correct Answer: 10BASEF Your Answer: 10BASEF Multiple Choice Single Answer Question: Which organization has developed much of the original standards for LAN? Correct Answer: IEEE Your Answer: IEEE True/False Question: A central computer surrounded by one or more satellite computers is called a bus network. Correct Answer: False Your Answer: False Multiple Choice Multiple Answer Question: In digital data transmission :- Correct Answer: Baud rate is equal to bit rate , Baud rate is always smaller than the bit rate Your Answer: Baud rate is equal to bit rate , Baud rate is always smaller than the bit rate Select The Blank Question: The X.25 standard specifies ________ protocol layers are the serial interface gateway. Correct Answer: 3 Your Answer: 3 Select The Blank Question: In IPv6 only ________ can fragment.

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Correct Answer: Original source Your Answer: Original source Multiple Choice Single Answer Question: Peer to peer communication involves:- Correct Answer: Computers to share information over a network Your Answer: Computers to share information over a network Multiple Choice Multiple Answer Question: Modulation is used for :- Correct Answer: Reduce the band width , Reduce the antenna size , Transmit multiple signals Your Answer: Reduce the band width , Transmit multiple signals , Ensure good transmission quality Multiple Choice Single Answer Question: An error detecting code which is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as :- Correct Answer: Cyclic Redundancy check Your Answer: Cyclic Redundancy check Multiple Choice Multiple Answer Question: Features of hub are :- Correct Answer: Hub is a broadcasting device , Hub operates at physical layer , Hub transmits signals to other Your Answer: Hub is a broadcasting device , Hub operates at physical layer , Hub transmits signals to other Multiple Choice Single Answer Question: The layer responsible for process-to-process delivery is :- Correct Answer: Transport layer Your Answer: Physical layer Select The Blank Question: In ________ multiple frames can transmit at the same time. If there is an error, retransmission begins with the last acknowledged frame even if subsequent frames have arrived correctly. Correct Answer: Go-back-N ARQ Your Answer: Go-back-N ARQ Select The Blank Question: Most modern versions of Ethernet use ________ as the transmission medium. Correct Answer: UTP Your Answer: UTP Multiple Choice Single Answer Question: Standard or thick wire Ethernet is also known as :- Correct Answer: 10BASE5 Your Answer: 10BASE5 Multiple Choice Single Answer Question: The main standards relating to Ethernet networks are :- Correct Answer: IEEE 802.2 and IEEE 802.3 Your Answer: IEEE 802.2 and IEEE 802.3 Multiple Choice Multiple Answer Question: Data transmission modes are :-

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Correct Answer: Simplex , Half duplex , Full duplex Your Answer: Simplex , Half duplex , Full duplex Multiple Choice Single Answer Question: Which of the following connects LAN to a WAN? Correct Answer: A network gateway Your Answer: A network gateway Match The Following Question Correct Answer Your Answer CRC 4 bytes 6 bytes Ethernet address 6 bytes 46 to 1500 bytes Ethernet frame 64 bytes 128 bytes Data field 46 to 1500 bytes 4 bytes Multiple Choice Single Answer Question: In a mesh topology, the relationship between one device and another is Correct Answer: Peer-to-peer Your Answer: Peer-to-peer True/False Question: The physical layer of a network controls error detection and correction. Correct Answer: False Your Answer: True Select The Blank Question: In ATM, ________ is designed to travel sequentially a single message. Correct Answer: AAL5 Your Answer: AAL1 Select The Blank Question: In ATM, ________ is designed to support a data stream of variable data rate. Correct Answer: AAL2 Your Answer: AAL2 Multiple Choice Single Answer Question: The cable connecting a DB - 9 connector at one end to a DB 25 connector at the other end must cross- connect pin 8 at the DB-9 side to which pin at the DB - 25 side? Correct Answer: 5 Your Answer: 5 True/False Question: T1 and T3 carrier lines are suitable for bursty data traffic. Correct Answer: False Your Answer: True Multiple Choice Multiple Answer Question: A repeater :- Correct Answer: Connects segments of a LAN , Forwards every frame , Is a regenerator Your Answer: Connects segments of a LAN , Forwards every frame , Is a regenerator Multiple Choice Single Answer Question: In Switched Virtual Circuit (SVC), the connection between source and destination is set up :- Correct Answer: Temporarily Your Answer: Logically

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Multiple Choice Single Answer Question: Which organisation has developed much of the original standards? Correct Answer: IEEE Your Answer: IEEE Multiple Choice Multiple Answer Question: Three sets of protocols are defined for making PPP a powerful protocol :- Correct Answer: Link control protocol (LCP) , Authentication protocol , Network control protocol (NCP) Your Answer: Link control protocol (LCP) , Network control protocol (NCP) , HDLC protocol Multiple Choice Multiple Answer Question: CHAP packets include :- Correct Answer: Challenge , Response , Success and failure Your Answer: Challenge , Response , Success and failure Multiple Choice Single Answer Question: The actual transmission and reception of data on an RS - 232 interface occurs :- Correct Answer: On pins 2 and 3 Your Answer: On pins 2 and 3 Match The Following Question Correct Answer Your Answer 10Base-FL Fiber link Ethernet Fiber link Ethernet 10Base5 Thicknet Thicknet 10Base2 Cheaper net Switched Ethernet 10BaseT Twisted pair ethernet Twisted pair ethernet Multiple Choice Single Answer Question: Codes are always :- Correct Answer: Either 7 or 8 bits per character Your Answer: Predecided between sender and receiver Select The Blank Question: In X.25 network layer protocol, the data contains________. Correct Answer: One octet of header plus data Your Answer: Three octet of header plus data Multiple Choice Single Answer Question: The physical path over which a message travels is :- Correct Answer: Media Your Answer: Media True/False Question: TCP uses negative acknowledgement in communication. Correct Answer: False Your Answer: False Multiple Choice Multiple Answer Question: A remote bridge :- Correct Answer: Useful for several offices with LANs , Acts as point-to-point link , Uses PPP protocol Your Answer: Useful for several offices with LANs , Acts as point-to-point link , Uses PPP protocol

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Multiple Choice Multiple Answer Question: HDLC supports :- Correct Answer: Half duplex communication , Full duplex communication , ARQ mechanisms Your Answer: Half duplex communication , Full duplex communication , ARQ mechanisms Select The Blank Question: In 100BaseX ________ bits of data is received from network interface card. Correct Answer: 8 Your Answer: 8

LIST OF ATTEMPTED QUESTIONS AND ANSWERS Multiple Choice Single Answer Question: In Permanent Virtual Circuit (PVC), the connection between source and destination is set up :- Correct Answer: Permanently Your Answer: Permanently Multiple Choice Single Answer Question: Which of the following device is used with an X.25 network to provide service to asynchronous terminals? Correct Answer: Packet assembler/disassembler Your Answer: Gateway Multiple Choice Single Answer Question: In sub networks the number of intermediate levels of hierarchy in IP addressing are :- Correct Answer: Three Your Answer: Three Multiple Choice Single Answer Question: In OSI network architecture, the dialoge control and token management are the responsibilities of :- Correct Answer: Session layer Your Answer: Data link layer Select The Blank Question: The virtual path identifier (VPI) of user to network interface (UNI) is ________ bits in length. Correct Answer: 8 Your Answer: 8 Multiple Choice Single Answer Question: The information to be communicated in a communication system is :- Correct Answer: Message Your Answer: Message True/False Question: Gateway allows devices on one network to communicate with devices on another network. Correct Answer: True Your Answer: True Multiple Choice Multiple Answer Question: Types of Border Gateway Protocol (BGP) messages Correct Answer: Notification , Keep alive , Update

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Your Answer: Notification , Keep alive , Update Select The Blank Question: In ________ the sender sends a frame and waits for an acknowledgement from the receiver before sending the next frame. Correct Answer: Stop-and-wait ARQ Your Answer: Stop-and-wait ARQ Multiple Choice Multiple Answer Question: The physical path in ATM is :- Correct Answer: Physical connection between two switches , Connection between an end point and a switch , Used for data transfer Your Answer: Physical connection between two switches , Used to connect switches , Used for data transfer Multiple Choice Single Answer Question: Which organization develop the original RS - 232C specification? Correct Answer: EAI Your Answer: EAI Multiple Choice Single Answer Question: Regulation of the rate of transmission of data frames is known as :- Correct Answer: Flow control Your Answer: Data rate control Multiple Choice Multiple Answer Question: A data terminal serves as :- Correct Answer: Effecter , Sensor Your Answer: Effecter , Transmitter , Modulator Multiple Choice Multiple Answer Question: A spanning tree bridge :- Correct Answer: Has no loops , Creates logical topology , Uses BPDU Your Answer: Creates logical topology , Uses BPDU , Forward every frame Match The Following Question Correct Answer Your Answer Communication system Hardware, software, and data Hardware, software, and data transferal

transferal links links Digital 0 and 1 Asynchronous transmission FDM Band width of the medium Signal to noise ratio Start and stop bits Asynchronous transmission 0 and 1 True/False Question: Frame Relay does not provide flow control or error control, they must be provided by upper layer protocols. Correct Answer: True Your Answer: True True/False Question: A local area network connects distance computers. Correct Answer: False Your Answer: False Select The Blank Question: Flow control ________.

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Correct Answer: Prevents overflow at receiver Your Answer: Controls overflow at receiver Select The Blank Question: The ________ Timer is used in termination phase. Correct Answer: Time waited Your Answer: Time waited Select The Blank Question: Transport layer is responsible for delivery of ________ from one node to other. Correct Answer: Message Your Answer: Message Multiple Choice Single Answer Question: MAC is :- Correct Answer: A method of determining which device has access to the transmission medium at any time Your Answer: A method of determining which device has access to the transmission medium at any time True/False Question: Modulation is the process of sending a file from one computer to another computer. Correct Answer: False Your Answer: True True/False Question: The basic data unit in an ATM network is called a cell. Correct Answer: True Your Answer: True True/False Question: The application layer of a network defines the user's port into the network. Correct Answer: False Your Answer: False Select The Blank Question: ATM standard defines ________ layer. Correct Answer: Three Your Answer: Three Multiple Choice Multiple Answer Question: Features that encourages the wide spread use of ATM in telecommunication are :- Correct Answer: High speed data rate , Low error rate , Low operating cost Your Answer: High speed data rate , Low error rate , Low operating cost True/False Question: Data rate of traditional Ethernet is 100Mbps. Correct Answer: False Your Answer: True Multiple Choice Multiple Answer Question: Point-to-point access protocol is :- Correct Answer: Internet protocol , Dedicated Internet protocol , Version of HDLC Your Answer: Internet protocol , Version of HDLC , Password authentication protocol Multiple Choice Multiple Answer

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Question: Channelization protocols are :- Correct Answer: TDMA , CDMA , FDMA Your Answer: TDMA , CDMA , FDMA Multiple Choice Multiple Answer Question: In ATM, connection between two end points is accomplished through :- Correct Answer: Transmission paths (TPs) , Virtual Paths (VPs) , Virtual circuits (VCs) Your Answer: Transmission paths (TPs) , Virtual Paths (VPs) , Virtual circuits (VCs) True/False Question: Devices on one network can communicate with device on another network via a gateway. Correct Answer: True Your Answer: True Multiple Choice Multiple Answer Question: IPCP defines three categories of seven packets :- Correct Answer: Configure , Terminate , Code Your Answer: Configure , Code , Challenge Multiple Choice Single Answer Question: The cheapest modems can transmit :- Correct Answer: 300 bits per second Your Answer: 300 bits per second Multiple Choice Multiple Answer Question: The functions of ATM layers are :- Correct Answer: Routing , Switching , Multiplexing Your Answer: Routing , Switching , Bridging Select The Blank Question: Error control is based on ________. Correct Answer: ARQ Your Answer: Frame check sequence Multiple Choice Single Answer Question: CCITT.V series standards relate primarily to which area of data communication ? Correct Answer: Asynchronous communication Your Answer: ISDN Multiple Choice Single Answer Question: A bridge never forwards frames to :- Correct Answer: Blocking port Your Answer: Blocking port Select The Blank Question: In 100BaseT4 ________ is used as transmission media. Correct Answer: Twisted pair cable Your Answer: Fiber optic cable True/False Question: Half-duplex transmission limits communication in one direction at a time. Correct Answer: True Your Answer: True Select The Blank

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Question: In a ________ connection, more than two devices can share a single link. Correct Answer: Multipoint Your Answer: Multipoint Multiple Choice Multiple Answer Question: Frame Relay operates in :- Correct Answer: Physical Layer , Data link Layer Your Answer: Physical Layer , Data link Layer , Session Layer Select The Blank Question: The end-to-end delivery of the entire message is the responsibility of the ________ layer. Correct Answer: Network Your Answer: Transport Multiple Choice Multiple Answer Question: The features of TCP are :- Correct Answer: Connection oriented protocol , Reliable protocol , Stream transport layer protocol Your Answer: Connection oriented protocol , Reliable protocol , Stream transport layer protocol Match The Following Question Correct Answer Your Answer Multiplexing FDM FDM Bounded Media Fiber optic cable Simplex Wireless Transmission Microwave Fiber optic cable Highest Attention UTP cable UTP cable Select The Blank Question: For 1000Base-T Gigabit Ethernet ________ line coding is used. Correct Answer: 4D /PAM 5 Your Answer: 8B /6T Multiple Choice Single Answer Question: Each station is assigned a unique code in :- Correct Answer: CDMA Your Answer: TDMA True/False Question: ATM cell size varies according to the size of data. Correct Answer: False Your Answer: True

LIST OF ATTEMPTED QUESTIONS AND ANSWERS Multiple Choice Multiple AnswerQuestion: Point-to-point access protocol is :-Correct Answer: Version of HDLC , Internet protocol , Dedicated Internet protocol Your Answer: Internet protocol , Dedicated Internet protocol , Password authentication protocol Multiple Choice Multiple AnswerQuestion: TCP connection establishment uses :-Correct Answer: Three way handshake , Full duplex mode Your Answer: Two way handshake , Full duplex mode , Half duplex mode

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Multiple Choice Single AnswerQuestion: In OSI network architecture, the dialoge control and token management are the responsibilities of :-Correct Answer: Session layerYour Answer: Session layer True/FalseQuestion: Demodulation is the process of converting digital signals to analog signals.Correct Answer: FalseYour Answer: True Multiple Choice Single AnswerQuestion: Twisted -pair Ethernet is also known as :-Correct Answer: 10BASETYour Answer: 10BASET True/FalseQuestion: Frequency-division multiplexer divides the high speed signal into frequency bands.Correct Answer: TrueYour Answer: False Multiple Choice Single AnswerQuestion: The oldest method of multiple access is :-Correct Answer: ALOHAYour Answer: CSMA / CA Multiple Choice Multiple AnswerQuestion: The versions of AAL layers are :-Correct Answer: AAL1 and AAL2 , AAL3/4 and AAL5 Your Answer: AAL3/4 and AAL5 Multiple Choice Multiple AnswerQuestion: In fast Ethernet functions of autonegotiation are :-Correct Answer: To allow incompatible devices to one other , To allow one device to have multiple capability , To allow station to check hub's capability Your Answer: To allow one device to have multiple capability , To allow station to check hub's capability , Management functions Select The BlankQuestion: For delivery the user datagram to the correct application program, UDP needs________.Correct Answer: Port addressYour Answer: Internet address Multiple Choice Single AnswerQuestion: In OSI network architecture, the routing is performed by :-Correct Answer: Network layerYour Answer: Transport layer True/FalseQuestion: A device that can convert digital signals to analog signals is a packet.Correct Answer: FalseYour Answer: False Multiple Choice Single Answer

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Question: CCITT. I series standers relate primarily to which area of data communication ?Correct Answer: ISDNYour Answer: Asynchronous communication Select The BlankQuestion: The full abbreviation for AAL is________.Correct Answer: Application Adaptation layerYour Answer: Application Adaptation layer Select The BlankQuestion: IPv6 allows ________ addressing.Correct Answer: ClasslessYour Answer: Classless Select The BlankQuestion: Urgent data require the urgent pointer field as well as the URG bit in the ________ field.Correct Answer: ControlYour Answer: Control Select The BlankQuestion: ________ topology requires a central controller or hub.Correct Answer: StarYour Answer: Star Multiple Choice Single AnswerQuestion: In Permanent Virtual Circuit (PVC), the connection between source and destination is set up :-Correct Answer: PermanentlyYour Answer: Permanently True/FalseQuestion: The data link layer, in reference to the OSI model, specifies the virtual circuit interface to packet-switched service.Correct Answer: FalseYour Answer: True Multiple Choice Multiple AnswerQuestion: In digital data transmission :-Correct Answer: Baud rate is always smaller than the bit rate , Baud rate is equal to bit rate Your Answer: Baud rate is always smaller than the bit rate , Baud rate is equal to bit rate True/FalseQuestion: For multicasting between two non contiguous multicast routers, a multicast backbone (MBONE) is used to enable tunneling.Correct Answer: TrueYour Answer: True Multiple Choice Multiple AnswerQuestion: Criteria for transparent bridge are :-Correct Answer: Frame address change , Forwarding table is automatically learning frame movements , Forward every frame Your Answer: Frame address change , Prevent loops , Forward every frame Multiple Choice Single AnswerQuestion: The wavelength of a signal depends on the :-

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Correct Answer: Frequencies of the signalYour Answer: Amplitude Multiple Choice Single AnswerQuestion: The physical path over which a message travels is :-Correct Answer: MediaYour Answer: Media Multiple Choice Single AnswerQuestion: Which organization develop the original RS - 232C specification?Correct Answer: EAIYour Answer: EAI Match The FollowingQuestion Correct Answer Your AnswerServer Remote Host Transport layer addressPort number Transport layer address Transport layer addressSocket Address Combination of IP address and Remote Host

port numberClient Local Host Local Host True/FalseQuestion: Devices on one network can communicate with device on another network via a gateway.Correct Answer: TrueYour Answer: True Multiple Choice Single AnswerQuestion: Fiber Optic Ethernet is also known as:-Correct Answer: 10BASEFYour Answer: 10BASE2 Multiple Choice Single AnswerQuestion: The data unit in user datagram protocol (UDP) is called as :-Correct Answer: DatagramYour Answer: Datagram Multiple Choice Multiple AnswerQuestion: In Switched Virtual Circuit (SVC) :-Correct Answer: Temporary connection is set up , Acknowledgement frames are used Your Answer: Temporary connection is set up Select The BlankQuestion: The ATM data packet is a cell composed of ________ bytes.Correct Answer: 53Your Answer: 64 True/FalseQuestion: The root bridge has largest ID.Correct Answer: FalseYour Answer: True Multiple Choice Multiple AnswerQuestion: A Bridge :-Correct Answer: Operates in physical and data link layer , Has filtering capability , Does not change physical address in the frame

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Your Answer: Operates in physical and data link layer , Has filtering capability , Does not change physical address in the frame Multiple Choice Multiple AnswerQuestion: Point-to-point (PPP) provides following services :-Correct Answer: Defining frame format , Defines link establishment , defines authentication process of devices Your Answer: Defines link establishment , defines authentication process of devices , Defines frame check True/FalseQuestion: ATM cell size varies according to the size of data.Correct Answer: FalseYour Answer: True Multiple Choice Single AnswerQuestion: A devices that links two homogeneous packet-broadcast local networks, is :-Correct Answer: BridgeYour Answer: Bridge Multiple Choice Single AnswerQuestion: Which of the following method is used for dedicated communications path between two devices through one or more intermediate switching node?Correct Answer: Circuit switchingYour Answer: Packet switching Multiple Choice Multiple AnswerQuestion: Routers used in OSPF :-Correct Answer: Area border router , Backbone router , Autonomous system boundry router (ASBR) Your Answer: Buffer Router , Area border router , Autonomous system boundry router (ASBR) Select The BlankQuestion: Most modern versions of Ethernet use ________ as the transmission medium.Correct Answer: UTPYour Answer: Coaxial cable Multiple Choice Single AnswerQuestion: A bridge :-Correct Answer: Checks the destination address of a frame and decide whether it should be forwarded or droppedYour Answer: Checks the destination address of a frame and decide whether it should be forwarded or dropped Select The BlankQuestion: In Ethernet LAN ________ is the source address.Correct Answer: UnicastYour Answer: Unicast Match The FollowingQuestion Correct Answer Your AnswerATM Real time transmission WANX.25 data rate 64 Kbps 64 KbpsT-1 carrier data rate 1.54 Mbps Real time transmissionFrame Relay data rate 1.544Mbps 1.544Mbps

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Multiple Choice Multiple AnswerQuestion: Modulation is used for :-Correct Answer: Reduce the band width , Reduce the antenna size , Transmit multiple signals Your Answer: Reduce the band width , Transmit multiple signals , Ensure good transmission quality True/FalseQuestion: Border Gateway Protocol (BGP) is an interautonomous routing protocol.Correct Answer: TrueYour Answer: True Select The BlankQuestion: In X.25 network layer protocol, the data contains________.Correct Answer: One octet of header plus dataYour Answer: Four octet of header plus data Multiple Choice Single AnswerQuestion: The number of steps involved in connection establishment phase of TCP are :-Correct Answer: ThreeYour Answer: Three Select The BlankQuestion: The ________ timer keep a track of the time between the sending of segment and the receipt of an acknowledgement.Correct Answer: RetransmissionYour Answer: Retransmission

LIST OF ATTEMPTED QUESTIONS AND ANSWERS Select The BlankQuestion: The ________ field is used for error detection.Correct Answer: ChecksumYour Answer: Checksum Select The BlankQuestion: The TCP and UDP both protocols operate at ________.Correct Answer: Transport layerYour Answer: Transport layer True/FalseQuestion: Half-duplex transmission limits communication in one direction at a time.Correct Answer: TrueYour Answer: True True/FalseQuestion: Data rate of traditional Ethernet is 100Mbps.Correct Answer: FalseYour Answer: False Multiple Choice Single AnswerQuestion: According to the PPP transition state diagram, exchange of user control and data packets occurs in the :-Correct Answer: Networking stateYour Answer: Terminating state

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True/FalseQuestion: PHY sub layer is responsible for encoding and decoding.Correct Answer: TrueYour Answer: True True/FalseQuestion: IPv6 is also known as IPng.Correct Answer: TrueYour Answer: False Multiple Choice Multiple AnswerQuestion: The two steps of PAP :-Correct Answer: Authentication identification , Validity of information Your Answer: Validity of information , Manipulating the value and sends the result back Multiple Choice Single AnswerQuestion: In Switched Virtual Circuit (SVC), the connection between source and destination is set up :-Correct Answer: TemporarilyYour Answer: Temporarily Multiple Choice Single AnswerQuestion: Carrier is :-Correct Answer: A continuous frequency capable of being modulated or impressed with a second signalYour Answer: A continuous frequency capable of being modulated or impressed with a second signal Multiple Choice Single AnswerQuestion: The retransmission of damaged or lost frames in the data link layer is known as :-Correct Answer: Error controlYour Answer: Error control Select The BlankQuestion: As frequency increases, the period________.Correct Answer: DecreasesYour Answer: Decreases Multiple Choice Multiple AnswerQuestion: CHAP packets include :-Correct Answer: Challenge , Response , Success and failure Your Answer: Challenge , Success and failure , Configuration Multiple Choice Single AnswerQuestion: Which organization has developed much of the original standards for LAN?Correct Answer: IEEEYour Answer: ISO Multiple Choice Single AnswerQuestion: Multicast backbone (MBONE) is a protocol used for :-Correct Answer: Multimedia and real time communicationYour Answer: Instant communication Multiple Choice Single AnswerQuestion: Two - state(binary) communications systems are better than single state systems because :-

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Correct Answer: The components are more reliableYour Answer: The components are more reliable Multiple Choice Multiple AnswerQuestion: Protocol used for authentication in PPP :-Correct Answer: PAP (Password Authentication Protocol) , CHAP (Challenge Handshake Protocol) Your Answer: PAP (Password Authentication Protocol) Multiple Choice Multiple AnswerQuestion: Congestion prevention policies for data link layer areCorrect Answer: Flow control policy , Acknowledgement policy , Retransmission policy Your Answer: Flow control policy , Retransmission policy , Multicasting policy Select The BlankQuestion: In 100 Base TX Ethernet ________ line coding is used.Correct Answer: 4B /5BYour Answer: 4B /5B True/FalseQuestion: Gateway is used for modulation and demodulation.Correct Answer: FalseYour Answer: False Match The FollowingQuestion Correct Answer Your AnswerRouter Limitations of 10 Base T Fast NetworkBridge Uses tables for filtering decisions Broadband domainsRepeater No filtering capacity Limitations of 10 Base THub Increase length No filtering capacity Multiple Choice Single AnswerQuestion: Routing with an autonomous system is referred as :-Correct Answer: Interior routingYour Answer: Interior routing Multiple Choice Single AnswerQuestion: The main functional difference between circuit switched digital networks (CSDN) and packet-switched digital network(PSDN)isCorrect Answer: That a CSDN establishes a permanent connection between two nodes where PSDN uses a virtual circuitYour Answer: That more data can be transmitted Select The BlankQuestion: In ________ multiple frames can be in transit at the same time. If there is an error only the unacknowledged frame is retransmitted.Correct Answer: Selective repeat ARQYour Answer: Stop-and-wait ARQ Multiple Choice Multiple AnswerQuestion: IPv6 address supports :-Correct Answer: Hexadecimal colon notation , CIDR address , Classless address Your Answer: Two-level address , Hexadecimal colon notation , CIDR address Multiple Choice Multiple AnswerQuestion: Types of Border Gateway Protocol (BGP) messages

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Correct Answer: Notification , Keep alive , Update Your Answer: Notification , Keep alive , Update Select The BlankQuestion: ATM defines ________ versions of application adaptation Layer(AAL).Correct Answer: FourYour Answer: Four Multiple Choice Multiple AnswerQuestion: Bit Stuffing is :-Correct Answer: Adding one extra ' 0' , Stuffing at sender , Removing at sender Your Answer: Adding one extra ' 0' , Stuffing at sender , Adding one extra '1' Multiple Choice Multiple AnswerQuestion: The functions of ATM layers are :-Correct Answer: Routing , Switching , Multiplexing Your Answer: Routing , Switching , Multiplexing Select The BlankQuestion: The full abbreviation for AAL is________.Correct Answer: Application Adaptation layerYour Answer: Administrative Application Layer True/FalseQuestion: A medium access control technique for multiple access transmission media is amplitude.Correct Answer: FalseYour Answer: True Multiple Choice Multiple AnswerQuestion: Link control protocol (LCP) is responsible for :-Correct Answer: Establishing , Maintaining , Configuring Your Answer: Maintaining , Configuring , Controlling state True/FalseQuestion: A repeater connects two LANs of different protocols.Correct Answer: FalseYour Answer: True Multiple Choice Multiple AnswerQuestion: OSPF features are :-Correct Answer: Multiple circuit load balancing , Converge very quickly to network topology change , Not susceptible to routing loops Your Answer: Converge very quickly to network topology change , Not susceptible to routing loops , Fixed length subnetting Multiple Choice Single AnswerQuestion: A router determines the best path for a packet by consulting :-Correct Answer: Routing tableYour Answer: Network node Select The BlankQuestion: Flow control ________.Correct Answer: Prevents overflow at receiverYour Answer: Controls overflow at transmitter

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True/FalseQuestion: A bridge should be able to connect different LAN protocols.Correct Answer: TrueYour Answer: False Match The FollowingQuestion Correct Answer Your AnswerProcess-to-process Transport layer Network layerIPv6 Classless Addressing Classful AddressingNode-to-node delivery Data link layer Data link layerHost-to-host delivery Network layer Transport layer Multiple Choice Single AnswerQuestion: Producer to handle collision is :-Correct Answer: CSMA / CDYour Answer: CSMA / CD True/FalseQuestion: Repeater operates in physical layer.Correct Answer: TrueYour Answer: True True/FalseQuestion: The 5-7 digits are known as the country code of the Network User Address (NUA)Correct Answer: FalseYour Answer: True Multiple Choice Single AnswerQuestion: All of the parts in a computer talk to each other by sending :-Correct Answer: Digital signalsYour Answer: Digital and Analog Select The BlankQuestion: In fast Ethernet autonegotiation allows ________ negotiation.Correct Answer: Data rateYour Answer: BW Multiple Choice Single AnswerQuestion: CCITT.V series standards relate primarily to which area of data communication ?Correct Answer: Asynchronous communicationYour Answer: Wide area network Multiple Choice Multiple AnswerQuestion: The X.25 standard :-Correct Answer: Covers three OSI layers , Specifies a data bit rate , Specifies a DTE/DCE interface Your Answer: Specifies a data bit rate , Specifies a DTE/DCE interface Multiple Choice Single AnswerQuestion: In Permanent Virtual Circuit (PVC), the connection between source and destination is set up :-Correct Answer: PermanentlyYour Answer: Permanently Multiple Choice Multiple AnswerQuestion: Transition states of PPP are :-

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Correct Answer: Idle state , Establishment state , Authenticating state Your Answer: Establishment state , Authenticating state , Controlling state

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Computer Fundamental & Networking

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