WGU D413 Telecomm and Wireless Communications
[2026/2027] | UPDATED ACTUAL Exam Question
and Answer | Simplified Study Guide
• Classification that specifies the use of RG-58 cable and a data rate of 10 Mbps.
(2) -✓✓ 10Base2
• First IEEE 802.3 classification developed for Ethernet. (2) -✓✓ 10Base5
• Classification specifies the use of the diff erent categories of UTP cable. (2) -✓✓
10BaseT
• Mechanism that provides a means of communicating across the IPv4 Internet
while preserving the orig-inal IPv6 assigned address of the network device. (10) -
✓✓ 6to4
• Designed to test a person's knowledge related to PC support and repair;
pronounced A-plus. (20) -✓✓ A+ Certification
• Network device that acts as an intermediary to exchange secu-rity packets
between the AAA server and the AAA client. (15) -✓✓ AAA proxy
• Occurs when intervening material absorbs some of the signal. (3) -✓✓ absorption
• Method of gaining ac-cess to the network media. (6) -✓✓ access method
• Hub connection to which each network cable is connected. (1) -✓✓ access port
,• Condition that takes place when a microphone and a speaker are in close
proximity or the audio is improperly adjusted, causing feedback. (12) -✓✓
acoustical echo
• Extension to the original ACPI standard. (9) -✓✓ ACPI Component Architecture
(ACPICA)
• Windows Server standard used to manage large and small network systems. (7) -
✓✓ Active Directory (AD)
• Enhanced passive hub; also called an intelligent hub or switch. (1) -✓✓ active
hub
• Describes the partition that contains the operating system files the computer
should use to boot. (17) -✓✓ active partition
• Frame-forwarding technique that operates as cut-through until an unaccept-able
number of corrupt frames are detected. (11) -✓✓ adaptive cut-through
• 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) -✓✓
Address Resolution Protocol (ARP)
• Wireless network arrangement in which a wireless access point is not present. (4)
-✓✓ ad hoc mode
,• Administers network security and activities. (1) -✓✓ administrative server
• Measurement of noise introduced outside the cable jacket, typically caused by
other net-work cables in close proximity. (2) -✓✓ alien crosstalk (AXT)
• Private, nonprofit organization that does not develop standards, but rather
prompts voluntary conformity and standardization. (1) -✓✓ American National
Standards Institute (ANSI)
• Early attempt to standard-ize data codes. (5) -✓✓ American Standard Code for
Information Interchange (ASCII)
• Electronic device designed to raise a signal's amplitude. (2) -✓✓ amplifier
• Signal that has a contin-uous range of values, much like a wave. (2) -✓✓ analog
signal
• Computer chip designed to change an analog signal to a digital signal. (12) -✓✓
analog-to-digital converter (ADC)
• Allows anyone to access the site and download or upload files. (13) -✓✓
anonymous FTP site
• Function that can be added to base ANT protocols that allows for interoperability;
pronounced ant plus. (4) -✓✓ ANT+
, • IPv6 address that delivers packets to the nearest in-terface; mainly used for
supporting router functions. (10) -✓✓ anycast address
• Provides security for specific applications such as FTP and Telnet. (15) -✓✓
application gateway
• Interfaces directly to and performs common application services for the
application process-es; layer seven of the OSI model. (1) -✓✓ application layer
• Identifies if a file has changed since the last full or incremental backup. (16) -✓✓
archive bit
• Encryption method that uses two keys: a private key and a public key; also
known as public-key cryptography. (15) -✓✓ asymmetric-key encryption
• Protocol designed especially for transmitting data, voice, and video. (1) -✓✓
asynchronous transfer mode (ATM)
• Data transmission method in which no reference signal is present. (5) -✓✓
asynchronous transmission
• Loss of signal strength. (1) -✓✓ attenuation
• Service that tracks the events, use, and access of network resources and writes
these actions to a log. (7) -✓✓ auditing
[2026/2027] | UPDATED ACTUAL Exam Question
and Answer | Simplified Study Guide
• Classification that specifies the use of RG-58 cable and a data rate of 10 Mbps.
(2) -✓✓ 10Base2
• First IEEE 802.3 classification developed for Ethernet. (2) -✓✓ 10Base5
• Classification specifies the use of the diff erent categories of UTP cable. (2) -✓✓
10BaseT
• Mechanism that provides a means of communicating across the IPv4 Internet
while preserving the orig-inal IPv6 assigned address of the network device. (10) -
✓✓ 6to4
• Designed to test a person's knowledge related to PC support and repair;
pronounced A-plus. (20) -✓✓ A+ Certification
• Network device that acts as an intermediary to exchange secu-rity packets
between the AAA server and the AAA client. (15) -✓✓ AAA proxy
• Occurs when intervening material absorbs some of the signal. (3) -✓✓ absorption
• Method of gaining ac-cess to the network media. (6) -✓✓ access method
• Hub connection to which each network cable is connected. (1) -✓✓ access port
,• Condition that takes place when a microphone and a speaker are in close
proximity or the audio is improperly adjusted, causing feedback. (12) -✓✓
acoustical echo
• Extension to the original ACPI standard. (9) -✓✓ ACPI Component Architecture
(ACPICA)
• Windows Server standard used to manage large and small network systems. (7) -
✓✓ Active Directory (AD)
• Enhanced passive hub; also called an intelligent hub or switch. (1) -✓✓ active
hub
• Describes the partition that contains the operating system files the computer
should use to boot. (17) -✓✓ active partition
• Frame-forwarding technique that operates as cut-through until an unaccept-able
number of corrupt frames are detected. (11) -✓✓ adaptive cut-through
• 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) -✓✓
Address Resolution Protocol (ARP)
• Wireless network arrangement in which a wireless access point is not present. (4)
-✓✓ ad hoc mode
,• Administers network security and activities. (1) -✓✓ administrative server
• Measurement of noise introduced outside the cable jacket, typically caused by
other net-work cables in close proximity. (2) -✓✓ alien crosstalk (AXT)
• Private, nonprofit organization that does not develop standards, but rather
prompts voluntary conformity and standardization. (1) -✓✓ American National
Standards Institute (ANSI)
• Early attempt to standard-ize data codes. (5) -✓✓ American Standard Code for
Information Interchange (ASCII)
• Electronic device designed to raise a signal's amplitude. (2) -✓✓ amplifier
• Signal that has a contin-uous range of values, much like a wave. (2) -✓✓ analog
signal
• Computer chip designed to change an analog signal to a digital signal. (12) -✓✓
analog-to-digital converter (ADC)
• Allows anyone to access the site and download or upload files. (13) -✓✓
anonymous FTP site
• Function that can be added to base ANT protocols that allows for interoperability;
pronounced ant plus. (4) -✓✓ ANT+
, • IPv6 address that delivers packets to the nearest in-terface; mainly used for
supporting router functions. (10) -✓✓ anycast address
• Provides security for specific applications such as FTP and Telnet. (15) -✓✓
application gateway
• Interfaces directly to and performs common application services for the
application process-es; layer seven of the OSI model. (1) -✓✓ application layer
• Identifies if a file has changed since the last full or incremental backup. (16) -✓✓
archive bit
• Encryption method that uses two keys: a private key and a public key; also
known as public-key cryptography. (15) -✓✓ asymmetric-key encryption
• Protocol designed especially for transmitting data, voice, and video. (1) -✓✓
asynchronous transfer mode (ATM)
• Data transmission method in which no reference signal is present. (5) -✓✓
asynchronous transmission
• Loss of signal strength. (1) -✓✓ attenuation
• Service that tracks the events, use, and access of network resources and writes
these actions to a log. (7) -✓✓ auditing
