CIS 1033 Unit Two Review Questions. An ergonomic keyboard helps to prevent A.wrist injuries B.input errors C.cord clutter D.system errors.

CIS 1033 Unit CIS 1033 Unit TwoTwo

Review QuestionsReview Questions

An ergonomic keyboard An ergonomic keyboard helps to prevent helps to prevent

A. wrist injuriesB. input errorsC. cord clutterD. system errors

Which of the following Which of the following pointing devices is pointing devices is

located on the keyboard?located on the keyboard?

A. MouseB. TrackballC. Pointing stickD. Electronic pen

An example of a POS An example of a POS terminal is:terminal is:

A. A kioskB. A checkout line at HEBC. MICRD. Optical scanner

Optical character Optical character recognition or OCR:recognition or OCR:

A. Allows musical instruments to communicate with a computer

B. Prints magnetic ink on the bottom of checks

C. Converts scanned documents into word processing documents

D. Writes characters to CD/DVD

The dots that compose the The dots that compose the image of a digital image of a digital

photograph are called photograph are called

A. dot matrix.B. resolution points.C. pixels.D. digital points

All of the following All of the following components, except a components, except a

________ , are required for ________ , are required for everyevery data communications data communications

system.system.

A. sending device.B. receiving device.C. communications link.D. modem.

Which type of computer Which type of computer screen is the most screen is the most

difficult to view from an difficult to view from an angle?angle?

A. Cathode ray tubeB. Active matrixC. Passive matrixD. Gas plasma

Which type of flat-panel Which type of flat-panel computer screen computer screen

provides the highest-provides the highest-quality image?quality image?

A. Cathode ray tubeB. Active matrixC. Passive matrixD. Gas plasma

Which of the following is a Which of the following is a nonimpact printer?nonimpact printer?

A. Line printerB. Ink-jet printerC. Dot-matrix printerD. Active matrix printer

Which type of printer would Which type of printer would be best for printing on be best for printing on

carbon forms?carbon forms?

A. Laser jetB. Ink JetC. Non-impact printerD. Dot matrix

Which of the following is a Which of the following is a standard for connecting standard for connecting

electronic musical electronic musical instruments and instruments and

computers?computers?

A. COMB. MICRC. MIDID. CIM

Disk mirroring is a Disk mirroring is a technology that:technology that:

A. increases the storage capacity of a disk.

B. improves speed by allowing simultaneous reads/writes

C. improves reliability by building in fault tolerance.

D. prevents head crashes by placing a protective “stripe” over the platter

All of the following are true All of the following are true about batch processing about batch processing

except:except:

A. Generally runs after hoursB. Are rarely interactiveC. Run in the backgroundD. Are faster than online jobs

A collection of similarly A collection of similarly positioned tracks on positioned tracks on

multiple platters of a disk multiple platters of a disk pack is called a:pack is called a:

A. cluster.B. sector.C. cylinder.D. track.

What is the correct What is the correct sequence of smallest-to-sequence of smallest-to-largest unit of storage largest unit of storage

space? space?

A. cluster sector cylinder trackB. sector cluster cylinder trackC. sector cylinder track clusterD. sector cluster track cylinder

Which of the following is a Which of the following is a way of minimizing the way of minimizing the

need to perform physical need to perform physical reads on a disk?reads on a disk?

A. Disk cachingB. Data stripingC. Zone recordingD. Disk mirroring

Which of the following is an Which of the following is an advantage of DVD over advantage of DVD over

CD technology?CD technology?

A. Storage capacityB. Access speedC. ReliabilityD. CD-R

The file organization that is The file organization that is appropriate for magnetic appropriate for magnetic

tape storage media is:tape storage media is:

A. sequential.B. random.C. indexed.D. keyed.

The file organization that is The file organization that is appropriate for a web based appropriate for a web based database such as Amazon:database such as Amazon:

A. sequential.B. random.C. indexed.D. keyed.

Which sentence best describes the Which sentence best describes the actions of the access arms and actions of the access arms and read/write heads on a standard read/write heads on a standard

disk drive?disk drive?

A. Access arms move independently of each other, and all read/write heads read at the same time.

B. Access arms move independently of each other, and one read/write head reads at a time.

C. Access arms move together as a unit, and all read/write heads read at the same time.

D. Access arms move together as a unit, and one read/write head reads at a time.

Direct access files are Direct access files are commonly used in ________ commonly used in ________ systems, which operate in systems, which operate in

real time and provide quick real time and provide quick responses to user requests.responses to user requests.

A. batchB. directC. masterD. online

The earliest data The earliest data communications systems communications systems

utilized:utilized:

A. the Internet.B. centralized data processing.C. the TCP/IP protocol.D. distributed data processing.

A communications signal in A communications signal in the form of a continuous the form of a continuous

wave is:wave is:

A. digital.B. modulation.C. analog.D. amplitude.

The device that converts The device that converts signals from analog to signals from analog to

digital and vice versa is digital and vice versa is called a:called a:

A. carrier wave.B. analog generator.C. digimon.D. modem.

A modem’s rating of 56K A modem’s rating of 56K refers to its:refers to its:

A. memory size.B. transmission speed.C. frequency modulation.D. amplitude requirements.

With digital subscriber line:With digital subscriber line:

A. a dedicated digital line is installed to facilitate speedy transmission.

B. transmission speed is affected by the number of cable modem users.

C. use of the telephone is curtailed while the user is online.

D. the computer is always connected to a live communications line.

Conversation over a walkie-Conversation over a walkie-talkie radio is an talkie radio is an

example of: example of:

A. full-duplex transmission.B. half-duplex transmission.C. simplex transmission.D. asynchronous transmission.

Which communications Which communications medium has the highest medium has the highest

bandwidth? bandwidth?

A. CoaxialB. Fiber opticC. Twisted pairD. Copper

The ________ topology The ________ topology consists of a central hub consists of a central hub

that controls all that controls all messaging in a network.messaging in a network.

A. ringB. starC. busD. Ethernet

The ________ topology The ________ topology consists of a circle of consists of a circle of

computers that pass data in computers that pass data in one direction.one direction.

A. ringB. starC. busD. Ethernet

The type of networking application The type of networking application that automatically exchanges that automatically exchanges invoices and purchase orders invoices and purchase orders

between two companies’ between two companies’ computer systems is called:computer systems is called:

A. EDI.B. EFT.C. XML.D. ISDN.

A common, inexpensive A common, inexpensive technology used for LANs:technology used for LANs:

A. Token RingB. EthernetC. StarD. Ring

Napster and Kazaa are Napster and Kazaa are examples of what kind of examples of what kind of

network:network:

A. Token RingB. EthernetC. Peer to PeerD. LAN

All of the following are All of the following are associated with WANs associated with WANs

except:except:

A. Front end processorB. MultiplexerC. ISDND. Terminal emulation