CompTIA A+® Certification Study Guide EXAMS
220-701 & 220-702 With hundreds of practice
questions and hands-on exercises, CompTIA A+
Certification Study Guide, Seventh Edition
covers what you need to know--and shows you
how to prepare--for these challenging exams.
32-bit - Correct Answers In reference to the Windows operating systems, one that can utilize up
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
to 4 GB of address space.
II! II! II! II! II! II!
II! 64-bit - Correct Answers In reference to the Windows operating systems, one that can utilize
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! more than 4 GB of address space. Depending on the version, 64-bit Windows can address a
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! maximum of from 8 to 192 GB. II! II! II! II! II! II!
II! 802.11a - Correct Answers A wireless network standard that uses the 5 GHz band.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! 802.11b - Correct Answers A wireless network standard that uses the 2.4 GHz band at a speed
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! of up to 10 Mbps.
II! II! II! II!
II! 802.11g - Correct Answers A wireless network standard that uses the 2.4 GHz band at a speed
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! of up to 54 Mbps. It is downward-compatible with 802.11b.
II! II! II! II! II! II! II! II! II!
II! 802.11n - Correct Answers A wireless network standard that defines speeds of up to 600 Mbps.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! It is downward-compatible with 802.11a, 802.11b, and 802.11g.
II! II! II! II! II! II! II!
,II! 8-bit high color - Correct Answers Describes the VGA mode color setting that, although it can
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! produce around 16 million different colors, can only display up to 256 different colors at a time.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! AC adapter - Correct Answers A type of power supply that converts AC power to voltages
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! needed for a device. AC adapters are generally used for portable PC systems and other devices.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! accelerated graphics port - Correct Answers A local bus designed for video only, it provides a
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! direct link between the processor and the video card, giving the video card direct access to main
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! memory.
II! access control - Correct Answers Managing access to resources. _______ to computers and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! network resources involves authentication and authorization.
II! II! II! II! II!
II! access control entry - Correct Answers In an access control list, a record containing just one user
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! or group account name and the permissions assigned to that account.
II! II! II! II! II! II! II! II! II! II!
II! access control list - Correct Answers A table on each file and folder in the NTFS file system that
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! contains one or more access control entries. II! II! II! II! II! II!
II! accessory bay - Correct Answers In a laptop, a compartment that holds a single media device
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! that is switchable with another.
II! II! II! II!
II! ACT - Correct Answers The "activity" status light on a NIC that indicates data is being
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! transmitted.
II! activation - Correct Answers A method used by several software manufacturers to combat
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! software piracy. II!
,II! active communication - Correct Answers A set of behaviors including active listening and active
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! speaking that shows you are fully engaged in the conversation and encourages the other person
II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! to also communicate in a positive manner.
II! II! II! II! II! II!
II! active listening - Correct Answers A set of skills, behaviors, and attitudes to use when listening
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! to another person.
II! II!
II! active matrix display - Correct Answers An LCD technology based on thin-film transistor (TFT)
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! technology. It has a transistor at every pixel, which enables much quicker display changes
II! II! II! II! II! II! II! II! II! II! II! II! II!
II! active partition - Correct Answers A primary partition that is marked for use by the system
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! during startup. Windows operating systems can only be booted from this
II! II! II! II! II! II! II! II! II! II!
II! active speaking - Correct Answers The appropriate responses that you make during a
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! conversation.
ad hoc mode - Correct Answers In a Wi-Fi network, the networking mode that allows peer-to-
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
peer communications without the use of a centralized wireless hub, called a wireless access point
II! II! II! II! II! II! II! II! II! II! II! II! II! II!
(WAP).
II!
II! adapter card - Correct Answers A printed circuit card that you add to the motherboard to
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! enhance functionality. Also called an expansion card. Video adapters and network interface cards
II! II! II! II! II! II! II! II! II! II! II! II!
II! (NICs) are examples of thisII! II! II! II!
II! address bus - Correct Answers A group of wires used to identify addresses in main system
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! memory in a computer. The number of wires in an address bus is called the width of the bus and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! determines the number of unique memory locations that can be addressed using binary math
II! II! II! II! II! II! II! II! II! II! II! II! II!
II! with the two raised to the power of the number of wires in the bus. A 32-bit bus can address up to
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! 4 GB of memory, whereas a 36-bit address bus can address up to 64 GB of memory.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
, II! Address Resolution Protocol - Correct Answers A protocol used to resolve an IP address to a
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! MAC address. II!
II! Advanced Communications Riser - Correct Answers A riser card standard that AMD, 3Com, and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! others introduced in 2000 to supersede AMR. It uses one PCI slot, provides accelerated audio and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! modem functions as well as networking, and supports multiple Ethernet NICs.
II! II! II! II! II! II! II! II! II! II!
II! Advanced Configuration and Power Interface - Correct Answers A power management standard
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! that includes all the power states of APM, plus two more. It also supports soft power.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! Advanced Micro Devices - Correct Answers AMD manufactures CPUs and other products, and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! its chief rival is Intel Corporation.
II! II! II! II! II!
II! Advanced Power Management - Correct Answers A power management standard, introduced
II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! by Intel in 1992, that defines four power-usage operating levels.
II! II! II! II! II! II! II! II! II!
II! Advanced Technology - Correct Answers A type of motherboard used in older PC systems; also
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! refers to the 1984 IBM PC AT model.
II! II! II! II! II! II! II!
II! Advanced Technology Attachment - Correct Answers The former name of the Parallel AT
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! Attachment (PATA) interface standard. II! II! II!
II! Advanced Technology eXtended - Correct Answers A type of motherboard and its variants most
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! commonly used in recent PC systems. II! II! II! II! II!
II! adware - Correct Answers Software installed on a computer without permission that collects
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! information about a user in order to display targeted advertisements, in the form of either inline
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! banners or pop-ups. Inline banners are advertisements that run within the context of the current
II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! page, taking up screen real estate.
II! II! II! II! II!
220-701 & 220-702 With hundreds of practice
questions and hands-on exercises, CompTIA A+
Certification Study Guide, Seventh Edition
covers what you need to know--and shows you
how to prepare--for these challenging exams.
32-bit - Correct Answers In reference to the Windows operating systems, one that can utilize up
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
to 4 GB of address space.
II! II! II! II! II! II!
II! 64-bit - Correct Answers In reference to the Windows operating systems, one that can utilize
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! more than 4 GB of address space. Depending on the version, 64-bit Windows can address a
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! maximum of from 8 to 192 GB. II! II! II! II! II! II!
II! 802.11a - Correct Answers A wireless network standard that uses the 5 GHz band.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! 802.11b - Correct Answers A wireless network standard that uses the 2.4 GHz band at a speed
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! of up to 10 Mbps.
II! II! II! II!
II! 802.11g - Correct Answers A wireless network standard that uses the 2.4 GHz band at a speed
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! of up to 54 Mbps. It is downward-compatible with 802.11b.
II! II! II! II! II! II! II! II! II!
II! 802.11n - Correct Answers A wireless network standard that defines speeds of up to 600 Mbps.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! It is downward-compatible with 802.11a, 802.11b, and 802.11g.
II! II! II! II! II! II! II!
,II! 8-bit high color - Correct Answers Describes the VGA mode color setting that, although it can
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! produce around 16 million different colors, can only display up to 256 different colors at a time.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! AC adapter - Correct Answers A type of power supply that converts AC power to voltages
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! needed for a device. AC adapters are generally used for portable PC systems and other devices.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! accelerated graphics port - Correct Answers A local bus designed for video only, it provides a
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! direct link between the processor and the video card, giving the video card direct access to main
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! memory.
II! access control - Correct Answers Managing access to resources. _______ to computers and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! network resources involves authentication and authorization.
II! II! II! II! II!
II! access control entry - Correct Answers In an access control list, a record containing just one user
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! or group account name and the permissions assigned to that account.
II! II! II! II! II! II! II! II! II! II!
II! access control list - Correct Answers A table on each file and folder in the NTFS file system that
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! contains one or more access control entries. II! II! II! II! II! II!
II! accessory bay - Correct Answers In a laptop, a compartment that holds a single media device
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! that is switchable with another.
II! II! II! II!
II! ACT - Correct Answers The "activity" status light on a NIC that indicates data is being
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! transmitted.
II! activation - Correct Answers A method used by several software manufacturers to combat
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! software piracy. II!
,II! active communication - Correct Answers A set of behaviors including active listening and active
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! speaking that shows you are fully engaged in the conversation and encourages the other person
II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! to also communicate in a positive manner.
II! II! II! II! II! II!
II! active listening - Correct Answers A set of skills, behaviors, and attitudes to use when listening
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! to another person.
II! II!
II! active matrix display - Correct Answers An LCD technology based on thin-film transistor (TFT)
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! technology. It has a transistor at every pixel, which enables much quicker display changes
II! II! II! II! II! II! II! II! II! II! II! II! II!
II! active partition - Correct Answers A primary partition that is marked for use by the system
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! during startup. Windows operating systems can only be booted from this
II! II! II! II! II! II! II! II! II! II!
II! active speaking - Correct Answers The appropriate responses that you make during a
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! conversation.
ad hoc mode - Correct Answers In a Wi-Fi network, the networking mode that allows peer-to-
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
peer communications without the use of a centralized wireless hub, called a wireless access point
II! II! II! II! II! II! II! II! II! II! II! II! II! II!
(WAP).
II!
II! adapter card - Correct Answers A printed circuit card that you add to the motherboard to
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! enhance functionality. Also called an expansion card. Video adapters and network interface cards
II! II! II! II! II! II! II! II! II! II! II! II!
II! (NICs) are examples of thisII! II! II! II!
II! address bus - Correct Answers A group of wires used to identify addresses in main system
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! memory in a computer. The number of wires in an address bus is called the width of the bus and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! determines the number of unique memory locations that can be addressed using binary math
II! II! II! II! II! II! II! II! II! II! II! II! II!
II! with the two raised to the power of the number of wires in the bus. A 32-bit bus can address up to
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! 4 GB of memory, whereas a 36-bit address bus can address up to 64 GB of memory.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
, II! Address Resolution Protocol - Correct Answers A protocol used to resolve an IP address to a
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! MAC address. II!
II! Advanced Communications Riser - Correct Answers A riser card standard that AMD, 3Com, and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! others introduced in 2000 to supersede AMR. It uses one PCI slot, provides accelerated audio and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! modem functions as well as networking, and supports multiple Ethernet NICs.
II! II! II! II! II! II! II! II! II! II!
II! Advanced Configuration and Power Interface - Correct Answers A power management standard
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! that includes all the power states of APM, plus two more. It also supports soft power.
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! Advanced Micro Devices - Correct Answers AMD manufactures CPUs and other products, and
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! its chief rival is Intel Corporation.
II! II! II! II! II!
II! Advanced Power Management - Correct Answers A power management standard, introduced
II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! by Intel in 1992, that defines four power-usage operating levels.
II! II! II! II! II! II! II! II! II!
II! Advanced Technology - Correct Answers A type of motherboard used in older PC systems; also
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! refers to the 1984 IBM PC AT model.
II! II! II! II! II! II! II!
II! Advanced Technology Attachment - Correct Answers The former name of the Parallel AT
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! Attachment (PATA) interface standard. II! II! II!
II! Advanced Technology eXtended - Correct Answers A type of motherboard and its variants most
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! commonly used in recent PC systems. II! II! II! II! II!
II! adware - Correct Answers Software installed on a computer without permission that collects
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! information about a user in order to display targeted advertisements, in the form of either inline
II! II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! banners or pop-ups. Inline banners are advertisements that run within the context of the current
II! II! II! II! II! II! II! II! II! II! II! II! II! II!
II! page, taking up screen real estate.
II! II! II! II! II!
