Telecomm and Wireless Communications - D413 WGU QA
10Base2 Classification that specifies the use of RG-58 cable and a data
rate of 10 Mbps. (2)
10Base5 First IEEE 802.3 classification developed for Ethernet. (2)
10BaseT Classification specifies the use of the diff erent categories of
UTP cable. (2)
6to4 Mechanism that provides a means of communicating across
the IPv4 Internet while preserving the orig-inal IPv6 assigned
address of the network device. (10)
A+ Certification Designed to test a person's knowledge related to PC support
and repair; pronounced A-plus. (20)
AAA proxy Network device that acts as an intermediary to exchange
secu-rity packets between the AAA server and the AAA client.
(15)
absorption Occurs when intervening material absorbs some of the signal.
(3)
1
,Telecomm and Wireless Communications - D413 WGU QA
access method Method of gaining ac-cess to the network media. (6)
access port Hub connection to which each network cable is connected. (1)
acoustical echo Condition that takes place when a microphone and a speaker
are in close proximity or the audio is improperly adjusted,
causing feedback. (12)
ACPI Component Architecture (ACPICA) Extension to the original ACPI standard. (9)
Active Directory (AD) Windows Server standard used to manage large and small
network systems. (7)
active hub Enhanced passive hub; also called an intelligent hub or switch.
(1)
active partition Describes the partition that contains the operating system files
the computer should use to boot. (17)
adaptive cut-through Frame-forwarding technique that operates as cut-through until
an unaccept-able number of corrupt frames are detected. (11)
2
,Telecomm and Wireless Communications - D413 WGU QA
Address Resolution Protocol (ARP) Communication protocol that resolves an assigned IPv4
network address to a physical address (MAC address). (6)
Address Resolution Protocol (ARP) Used to map the host MAC address to the logical host IP
address. (10)
ad hoc mode Wireless network arrangement in which a wireless access
point is not present. (4)
administrative server Administers network security and activities. (1)
alien crosstalk (AXT) Measurement of noise introduced outside the cable jacket,
typically caused by other net-work cables in close proximity.
(2)
American National Standards Institute Private, nonprofit organization that does not develop
(ANSI) standards, but rather prompts voluntary conformity and
standardization. (1)
American Standard Code for Information Early attempt to standard-ize data codes. (5)
Interchange (ASCII)
3
, Telecomm and Wireless Communications - D413 WGU QA
amplifier Electronic device designed to raise a signal's amplitude. (2)
analog signal Signal that has a contin-uous range of values, much like a
wave. (2)
analog-to-digital converter (ADC) Computer chip designed to change an analog signal to a
digital signal. (12)
anonymous FTP site Allows anyone to access the site and download or upload
files. (13)
ANT+ Function that can be added to base ANT protocols that allows
for interoperability; pronounced ant plus. (4)
anycast address IPv6 address that delivers packets to the nearest in-terface;
mainly used for supporting router functions. (10)
application gateway Provides security for specific applications such as FTP and
Telnet. (15)
4
10Base2 Classification that specifies the use of RG-58 cable and a data
rate of 10 Mbps. (2)
10Base5 First IEEE 802.3 classification developed for Ethernet. (2)
10BaseT Classification specifies the use of the diff erent categories of
UTP cable. (2)
6to4 Mechanism that provides a means of communicating across
the IPv4 Internet while preserving the orig-inal IPv6 assigned
address of the network device. (10)
A+ Certification Designed to test a person's knowledge related to PC support
and repair; pronounced A-plus. (20)
AAA proxy Network device that acts as an intermediary to exchange
secu-rity packets between the AAA server and the AAA client.
(15)
absorption Occurs when intervening material absorbs some of the signal.
(3)
1
,Telecomm and Wireless Communications - D413 WGU QA
access method Method of gaining ac-cess to the network media. (6)
access port Hub connection to which each network cable is connected. (1)
acoustical echo Condition that takes place when a microphone and a speaker
are in close proximity or the audio is improperly adjusted,
causing feedback. (12)
ACPI Component Architecture (ACPICA) Extension to the original ACPI standard. (9)
Active Directory (AD) Windows Server standard used to manage large and small
network systems. (7)
active hub Enhanced passive hub; also called an intelligent hub or switch.
(1)
active partition Describes the partition that contains the operating system files
the computer should use to boot. (17)
adaptive cut-through Frame-forwarding technique that operates as cut-through until
an unaccept-able number of corrupt frames are detected. (11)
2
,Telecomm and Wireless Communications - D413 WGU QA
Address Resolution Protocol (ARP) Communication protocol that resolves an assigned IPv4
network address to a physical address (MAC address). (6)
Address Resolution Protocol (ARP) Used to map the host MAC address to the logical host IP
address. (10)
ad hoc mode Wireless network arrangement in which a wireless access
point is not present. (4)
administrative server Administers network security and activities. (1)
alien crosstalk (AXT) Measurement of noise introduced outside the cable jacket,
typically caused by other net-work cables in close proximity.
(2)
American National Standards Institute Private, nonprofit organization that does not develop
(ANSI) standards, but rather prompts voluntary conformity and
standardization. (1)
American Standard Code for Information Early attempt to standard-ize data codes. (5)
Interchange (ASCII)
3
, Telecomm and Wireless Communications - D413 WGU QA
amplifier Electronic device designed to raise a signal's amplitude. (2)
analog signal Signal that has a contin-uous range of values, much like a
wave. (2)
analog-to-digital converter (ADC) Computer chip designed to change an analog signal to a
digital signal. (12)
anonymous FTP site Allows anyone to access the site and download or upload
files. (13)
ANT+ Function that can be added to base ANT protocols that allows
for interoperability; pronounced ant plus. (4)
anycast address IPv6 address that delivers packets to the nearest in-terface;
mainly used for supporting router functions. (10)
application gateway Provides security for specific applications such as FTP and
Telnet. (15)
4
