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Professor Messer - CompTIA A+ 220-801 Certification Videos 60
videos
14:13 1 Professor Messer's CompTIA A+ Training Course
Overview
by Professor Messer 41,370 views
-The CompTIA A+ certification is one of the most popular IT
certifications in the world. In this video, you'll learn about the
220-801
and 220-802 CompTIA A+ certification, the Professor Messer A+
training course, and
7:04 2
How to Install BIOS Upgrades - CompTIA A+ 220-801: 1.1
by Professor Messer 78,526 views
-The upgrade of your computer's BIOS is a simple and safe
process when handled correctly. In this video, you'll learn the
steps to
take to ensure your BIOS upgrade goes without a hitch.
7:02 3
Working with your Computer's BIOS - CompTIA A+ 220-801: 1.1
by Professor Messer 47,363 views
-The BIOS is an important part of your computer's configuration.
In this video, you'll learn about the PC BIOS and it's importance
to
the startup process of your computer.
6:06 4
Configuring your BIOS Settings - CompTIA A+ 220-801: 1.1
by Professor Messer 43,226 views
-Your computer's BIOS contains many different configuration
options. In this video, you'll learn how to make configuration
changes
to your BIOS without risking the operation of your computer.
6:22 5
An Overview of Motherboard Types - CompTIA A+ 220-801: 1.2
by Professor Messer 47,686 views
-As a CompTIA A+ technician, you'll work on numerous motherboard
types. In this video, you'll learn about the types and
characteristics of some popular motherboards.
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16:51 6
Motherboard Expansion Slots and Bus Speeds - CompTIA A+ 220-801:
1.2
by Professor Messer 49,676 views
-Motherboard expansion slots come in many different shapes,
sizes, and speeds. In this video, you'll learn about the
characteristics
and speeds of popular motherboard expansion slots.
7:52 7 Motherboard RAM Slots - CompTIA A+ 220-801: 1.2
by Professor Messer 34,279 views
-The memory in our computers has changed quite a bit through the
years. In this video, you'll learn about the differences in
memory
slot standards in both desktop and portable computers.
6:24 8
CPU Sockets - CompTIA A+ 220-801: 1.2
by Professor Messer 29,090 views
-The connection between the CPU and the motherboard has
transformed many times through the years. In this video, you'll
learn
about some popular CPU socket configurations on both CPU chips
and motherboards.
7:13 9
Motherboard Chipsets - CompTIA A+ 220-801: 1.2
by Professor Messer 32,422 views
-The PC motherboard is a mix of hardware, and there are many
different chipsets and bus connections that make up our modern
computers. In this video, you'll learn about different
motherboard chipsets and how to easi
5:21 10
Motherboard Jumpers and Connectors - CompTIA A+ 220-801: 1.2
by Professor Messer 28,055 views
-There are many jumpers and connectors on the PC motherboard,
and it's useful to know where your case wires connect to your
computer. In this video, you'll learn about these connectors and
how to properly connect you
13:04
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11
An Overview of PC Memory Types - CompTIA A+ 220-801: 1.3
by Professor Messer 35,014 views
-Your computer contains many types of memory. In this video,
you'll learn about ROM, SRAM, SDRAM, and other memory types.
You'll also learn an easy way to calculate the memory bus speed
or memory throughput rat
9:56 12
Understanding PC Memory - CompTIA A+ 220-801: 1.3
by Professor Messer 30,176 views
PC memory consists of many different operating features and
specifications. In this video, you'll learn about memory speeds,
memory
latency, error correcting memory, multi-channel memory, and much
more.
7:32 13
Installing and Configuring Expansion Cards - CompTIA A+ 220-801:
1.4
by Professor Messer 21,488 views
-A computer's expansion cards can provide nearly unlimited
upgrade options. In this video, you'll learn about some of the
most
popular expansion card types and some of the best practices for
installing and configuring expan
10:10 14
An Overview of Storage Devices - CompTIA A+ 220-801: 1.5
by Professor Messer 23,470 views
-Your computer has many options for the storage and retrieval of
your important files. In this video, you'll learn about the
most
popular options for PC storage.
9:02 15 External Storage Device Connection Types - CompTIA A+
220-801: 1.5
by Professor Messer 18,759 views
-External storage devices can connect to our computers through
many different interfaces. In this video, you'll learn about
the
technologies commonly used to connect our external hard drives
and storage devices.
8:09 16
Understanding PATA - CompTIA A+ 220-801: 1.5
by Professor Messer 20,408 views
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-The Parallel ATA interface standard is one of the most common
legacy hard drive connection types. In this video, you'll learn how
to
configure and connect PATA drives to your motherboard.
4:04 17
Understanding SATA - CompTIA A+ 220-801: 1.5
by Professor Messer 17,332 views
-Most modern desktop and laptop computers use SATA interfaces to
connect to hard drive storage devices. In this video, you'll
learn
about the SATA standard and how to properly configure and
connect SATA drives.
9:36 18 Understanding SCSI - CompTIA A+ 220-801: 1.5
by Professor Messer 23,947 views
-The SCSI standard has been around for a long time, and it's now
finding new life due to virtualization technologies. In this
video,
you'll learn about the SCSI standard and how SCSI devices are
configured and connected t
8:48 19
An Overview of RAID - CompTIA A+ 220-801: 1.5
by Professor Messer 20,688 views
-The throughput and redundancy advantages of RAID are used in
numerous computer systems. In this video, you'll learn about
RAID
0, RAID 1, RAID 5, and RAID 1+0.
8:38 20
An overview of CPU socket types - CompTIA A+ 220-801: 1.6
by Professor Messer 22,398 views
-CPU sockets have changed a great deal through the years. In
this video, you'll learn how Intel and AMD socket types have
changed
with the evolution in CPUs.
9:21 21
Understanding CPU characteristics - CompTIA A+ 220-801: 1.6
by Professor Messer 23,462 views
-Modern CPUs provide a number of advanced computing
characteristics. In this video, you'll learn about CPU speeds,
caching,
hyperthreading, virtualization support, integrated GPUs, and
much more.
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6:16 22
CPU Cooling Techniques - CompTIA A+ 220-801: 1.6
by Professor Messer 14,942 views
-Your CPU creates a large amount of heat, and it's important
that your computer's cooling system is working to keep your CPU at
a
reasonable working temperature. In this video, you'll learn
about how heat sinks, cooling
7:20 23 Computer Interface Speeds and Distances - CompTIA A+
220-801: 1.7
by Professor Messer 17,854 views
-Your computer has many different interfaces, and each interface
type has a different set of speed and distance standards. In
this
video, you'll learn about the speeds and distances of USB,
FireWire, PATA, SATA, and wirele
6:14 24
PC Power Connectors - CompTIA A+ 220-801: 1.8
by Professor Messer 17,142 views
-If you look closely at your computer's power supply, you'll see
a myriad of different cables used to power the internals of your
PC. In
this video, you'll learn about all of these connectors and how
they can be used to powe
9:21 25
Computer Power Specifications - CompTIA A+ 220-801: 1.8
by Professor Messer 15,393 views
-Each PC power supply lists a number of different
specifications. In this video, you'll learn how to interpret power
supply
specifications and how to avoid a voltage mismatch when
connecting your computer to a new power s
10:49 26
Designing Custom Computer Systems - CompTIA A+ 220-801: 1.9
by Professor Messer 15,855 views
-The most efficient computer will be one that is optimized to
perform the task at hand. In this video, you'll learn the
important
specifications to consider when selecting a PC for computer
design, virtualization, gaming, and mu
5:46
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27
An Overview of Display Device Types - CompTIA A+ 220-801:
1.10
by Professor Messer 14,093 views
-There are many ways to display the output from your computer.
In this video, you'll learn about CRTs, LCD technology, LED and
OLED, plasma displays, and digital projector technology.
7:51 28
Display Specifications - CompTIA A+ 220-801: 1.10
by Professor Messer 13,391 views
-When you are selecting a display device, there are a number of
specifications you should consider. In this video, you'll learn
about
refresh rates, native resolution, display filters, and much
more.
7:56 29
Display Connectors and Cables - CompTIA A+ 220-801: 1.11
by Professor Messer 16,760 views
-After you select a display device, you then have to determine
how to connect it to your computer, and we often have many options
to
choose from. In this video, you'll learn about the different
video connectors and how to co
16:09 30
Device Connectors and Cables - CompTIA A+ 220-801: 1.11
by Professor Messer 14,849 views
-There are many different types of devices that can connect to
your computer, and many of them use completely different
connectors.
In this video, you'll learn about the cables and connectors used
for hard drives, USB dev
6:49 31 An Overview of PC Input Devices - CompTIA A+ 220-801:
1.12
by Professor Messer 12,595 views
-One of the first things a computer needs is some input, and
this can come in many different forms. In this video, you'll get
an
overview of input devices that include keyboards, mice, touch
screens, scanners, microphones, bi
3:53 32
An Overview of Multimedia Devices - CompTIA A+ 220-801: 1.12
by Professor Messer 10,575 views
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-Our PCs have become very powerful multimedia devices. In this
video, you'll learn about devices like digital cameras,
microphones,
webcams, camcorders, and MIDI devices.
1:42 33
An Overview of PC Output Devices - CompTIA A+ 220-801: 1.12
by Professor Messer 10,715 views
-We use many methods of getting information out of our
computers. In this video, you'll learn about printers, speakers,
and display
devices.
9:59 34 Network Connector Types - CompTIA A+ 220-801: 2.1
by Professor Messer 21,263 views
-Our copper and fiber networks use many different connections to
send data across the world. In this video, you'll learn about
the
myriad fiber and copper connections that are commonly found in
today's modern networks.
10:28 35
Network Cabling - CompTIA A+ 220-801: 2.2
by Professor Messer 17,645 views
-Our cabling is the fundamental part of any network. In this
video, you'll learn about the different modes of fiber
communication, the
unique characteristics of twisted pair copper cabling, the
importance of plenum-rated cabl
9:11 36
TCP/IP Subnets - CompTIA A+ 220-801: 2.3
by Professor Messer 21,183 views
-Our TCP/IP networks are separated into many subnets. In this
video, you'll learn about the fundamentals of IP subnetting and
how
legacy class-based and modern classless subnetting is used to
connect the worldwide Internet.
9:52 37
An Overview of IPv4 and IPv6 - CompTIA A+ 220-801: 2.3
by Professor Messer 16,694 views
-The primary IP technologies used today are IP version 4 and IP
version 6. In this video, you'll learn the differences between
these
two technologies, the differences between public and private IP
addressing, and how auto
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5:34 38
TCP/IP Addressing - CompTIA A+ 220-801: 2.3
by Professor Messer 16,206 views
-If you're configuring a network connection, then you'll need to
know the fundamentals of TCP/IP addressing. In this video,
you'll
learn about the IP address, subnet mask, and default gateway,
and you'll learn how to configur
14:23 39 Common TCP and UDP Ports - CompTIA A+ 220-801: 2.4
by Professor Messer 17,174 views
-TCP and UDP are the primary transport protocols used in today's
modern networks. In this videos, you'll get an operational
overview
of the TCP and UDP protocols, and you'll learn the TCP and UDP
ports that will be impo
12:55 40
Common Network Protocols - CompTIA A+ 220-801: 2.4
by Professor Messer 13,691 views
-Today's networks use complex protocols to resolve IP addresses,
maintain user databases, transfer files, and manage
infrastructure
devices. In this video, you'll learn about DHCP, DNS, LDAP and
X.500, SNMP, SMB, S
7:07 41
An Overview of Wireless Networking Standards - CompTIA A+
220-801: 2.5
by Professor Messer 13,438 views
-The 802.11 standard has changed significantly through the
years. In this video, you'll learn the fundamentals of the 802.11a,
802.11b,
802.11g, and 802.11n standards.
5:14 42
Wireless Encryption Standards - CompTIA A+ 220-801: 2.5
by Professor Messer 11,592 views
-Our wireless networks would be worthless if they didn't include
complex encryption methods. In this video, you'll learn about
the
WEP, WPA, and WPA2 encryption protocols.
14:40
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43
Configuring a SOHO Wireless Router - CompTIA A+ 220-801: 2.6
by Professor Messer 14,731 views
-Our SOHO routers include a myriad of settings, configuration
options, and network selections. In this video, you'll learn
about
options like MAC address filtering, wireless encryption options,
port forwarding and port tri
13:01 44
Internet Connection Types - CompTIA A+ 220-801: 2.7
by Professor Messer 11,714 views
-There are many different methods available today to provide us
with access to the Internet. In this video, you'll learn some of
the
most common methods for connecting to the World Wide Web.
3:34 45
Network Types - CompTIA A+ 220-801: 2.8
by Professor Messer 10,178 views
-We often use many different network types to connect our
devices together. In this video, you'll learn the differences
between a
LAN, WAN, PAN, and MAN.
3:58 46
Network Topologies - CompTIA A+ 220-801: 2.8
by Professor Messer 10,527 views
-If you're designing a network, you'll probably use a number of
different topology types. In this video, you'll learn the
advantages and
disadvantages of some common network topologies.
9:33 47 Network Devices - CompTIA A+ 220-801: 2.9
by Professor Messer 12,112 views
-We use many different network devices to connect our devices
together. In this video, you'll learn about hubs, switches,
routers,
firewalls, and much more.
8:19 48
Common Networking Tools - CompTIA A+ 220-801: 2.10
by Professor Messer 12,434 views
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-If you're managing a network, then you'll need to maintain a
good toolkit of network devices. In this video, you'll learn
about
crimpers, multimeters, toner probes, cable testers, loopback
plugs, and punch down tools.
5:59 49
Laptop Expansion Options - CompTIA A+ 220-801: 3.1
by Professor Messer 10,995 views
-Although a laptop doesn't offer the same customization features
as a full-sized desktop computer, there are still many options
available for adding and updating your laptop's capabilities. In
this video, you'll learn about standar
13:19 50 Replacing a Desktop with a Laptop - CompTIA A+ 220-801:
3.1
by Professor Messer 9,393 views
-Many people are making the move from a desktop computer to a
more portable laptop device, but there are a number of changes
that
come with such a dramatic change in size. In this video, you'll
learn about the aspect
5:55 51
Laptop Displays - CompTIA A+ 220-801: 3.2
by Professor Messer 9,076 views
-The display in a laptop includes a few features not found in
traditional desktop displays. In this video, you'll learn about the
most
common laptop display technologies and how the laptop display
can also provide additional fea
9:44 52
Laptop Features - CompTIA A+ 220-801: 3.3
by Professor Messer 9,139 views
-Laptops include many features that are not found on other
computer devices. In this video, you'll learn about the functions
and
capabilities that make laptops a unique computing
experience.
9:48 53
Understanding Laser Printers - CompTIA A+ 220-801: 4.1
by Professor Messer 15,342 views
-The fast printing speed and high-resolution graphics of laser
printers have made them a standard output device in most
organizations.
In this video, you'll learn about laser printer components and
the many steps of the laser
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5:01 54
Understanding Inkjet Printers - CompTIA A+ 220-801: 4.1
by Professor Messer 9,975 views
-Inkjet printers have almost become the standard printer in most
of our homes and home offices. In this video, you'll learn about
the
inkjet printing process and the components required for inkjet
printing.
2:14 55 Understanding Thermal Printers - CompTIA A+ 220-801:
4.1
by Professor Messer 8,744 views
-If you've been handed a credit card receipt before, then you're
probably familiar with the output from a thermal printer. In this
video,
you'll learn about the components used in thermal printing and
the special paper used
3:14 56
Understanding Impact Printers - CompTIA A+ 220-801: 4.1
by Professor Messer 9,343 views
-Impact printing has been around for a long time, and it's
common to see dot-matrix printers used today in many computing
environments. In this video, you'll learn about dot-matrix
printers and the components inside of the
8:31 57
Installing and Configuring Printers - CompTIA A+ 220-801:
4.2
by Professor Messer 9,503 views
-If you're planning on installing a new printer, you'll need to
have all of the right pieces to make everything work properly. In
this
video, you'll learn the importance of the correct printer driver
and how to connect and share your
6:29 58
Laser Printer Maintenance - CompTIA A+ 220-801: 4.3
by Professor Messer 9,357 views
-Laser printers combine heat, pressure, and moving parts to
create beautiful output. Unfortunately, this combined printing
chaos
requires ongoing maintenance. In this video, you'll learn the
best practices for keeping your la
2:40
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59
Thermal Printer Maintenance - CompTIA A+ 220-801: 4.3
by Professor Messer 6,661 views
-Thermal printers are common output devices in many retail
stores. In this video, you'll learn the maintenance steps necessary
to keep
a thermal printer operating properly.
3:34 60
Impact Printer Maintenance - CompTIA A+ 220-801: 4.3
by Professor Messer 7,284 views
-Impact printers may be loud, but they do a great job with
multi-page forms. In this video, you'll learn how to keep the
dot-matrix
print head and ribbons working at peak effectiveness.