6/27/25, 8:00
AM
CompTIA A+® Certification Study Guide EXAM ACTUAL
QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS
VERIFIED LATEST UPDATE 2025
Terms in this set (765)
32-bit In reference to the Windows operating systems,
one that can utilize up to 4 GB of address
space.
In reference to the Windows operating systems,
64-bit one that can utilize more than 4 GB of address
space. Depending on the version, 64-bit
Windows can address a
maximum of from 8 to 192 GB.
802.11a A wireless network standard that uses the 5 GHz band.
802.11b A wireless network standard that uses the 2.4 GHz
band at a speed of up to 10 Mbps.
802.11g A wireless network standard that uses the 2.4
GHz band at a speed of up to 54 Mbps. It is
downward-compatible with 802.11b.
802.11n A wireless network standard that defines
speeds of up to 600 Mbps. It is downward-
compatible with 802.11a, 802.11b, and 802.11g.
8-bit high color Describes the VGA mode color setting that,
although it can produce around 16 million
different colors, can only display up to 256
different colors at a time.
AC adapter A type of power supply that converts AC
power to voltages needed for a device. AC
adapters are generally used for portable PC
systems and other devices.
accelerated graphics port A local bus designed for video only, it provides
a direct link between the processor and the
video card, giving the video card direct
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access to main memory.
access control Managing access to resources to computers and
network resources involves
authentication and authorization.
access control entry In an access control list, a record containing
just one user or group account name and the
permissions assigned to that account.
access control list A table on each file and folder in the NTFS file
system that contains one or more access
control entries.
accessory bay In a laptop, a compartment that holds a single
media device that is switchable with another.
ACT The "activity" status light on a NIC that indicates data is
being transmitted.
activation A method used by several software manufacturers to
combat software piracy.
A set of behaviors including active listening and
active communication active speaking that shows you are fully
engaged in the conversation and
encourages the other person to also
communicate in a positive manner.
active listening A set of skills, behaviors, and attitudes to use when
listening to another person.
active matrix display An LCD technology based on thin-film transistor
(TFT) technology. It has a transistor at every
pixel, which enables much quicker display
changes
active partition A primary partition that is marked for use by the
system during startup. Windows operating
systems can only be booted from this
active speaking The appropriate responses that you make during a
conversation.
ad hoc mode In a Wi-Fi network, the networking mode that
allows peer-to-peer communications without
the use of a centralized wireless hub, called a
2/
10
AM
CompTIA A+® Certification Study Guide EXAM ACTUAL
QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS
VERIFIED LATEST UPDATE 2025
Terms in this set (765)
32-bit In reference to the Windows operating systems,
one that can utilize up to 4 GB of address
space.
In reference to the Windows operating systems,
64-bit one that can utilize more than 4 GB of address
space. Depending on the version, 64-bit
Windows can address a
maximum of from 8 to 192 GB.
802.11a A wireless network standard that uses the 5 GHz band.
802.11b A wireless network standard that uses the 2.4 GHz
band at a speed of up to 10 Mbps.
802.11g A wireless network standard that uses the 2.4
GHz band at a speed of up to 54 Mbps. It is
downward-compatible with 802.11b.
802.11n A wireless network standard that defines
speeds of up to 600 Mbps. It is downward-
compatible with 802.11a, 802.11b, and 802.11g.
8-bit high color Describes the VGA mode color setting that,
although it can produce around 16 million
different colors, can only display up to 256
different colors at a time.
AC adapter A type of power supply that converts AC
power to voltages needed for a device. AC
adapters are generally used for portable PC
systems and other devices.
accelerated graphics port A local bus designed for video only, it provides
a direct link between the processor and the
video card, giving the video card direct
1/
10
, 6/27/25, 8:00
AM
access to main memory.
access control Managing access to resources to computers and
network resources involves
authentication and authorization.
access control entry In an access control list, a record containing
just one user or group account name and the
permissions assigned to that account.
access control list A table on each file and folder in the NTFS file
system that contains one or more access
control entries.
accessory bay In a laptop, a compartment that holds a single
media device that is switchable with another.
ACT The "activity" status light on a NIC that indicates data is
being transmitted.
activation A method used by several software manufacturers to
combat software piracy.
A set of behaviors including active listening and
active communication active speaking that shows you are fully
engaged in the conversation and
encourages the other person to also
communicate in a positive manner.
active listening A set of skills, behaviors, and attitudes to use when
listening to another person.
active matrix display An LCD technology based on thin-film transistor
(TFT) technology. It has a transistor at every
pixel, which enables much quicker display
changes
active partition A primary partition that is marked for use by the
system during startup. Windows operating
systems can only be booted from this
active speaking The appropriate responses that you make during a
conversation.
ad hoc mode In a Wi-Fi network, the networking mode that
allows peer-to-peer communications without
the use of a centralized wireless hub, called a
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