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TELECOMM AND WIRELESS COMMUNICATIONS - D413 WGU 2024 QUESTIONS WITH DETAILED VERIFIED ANSWERS
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TELECOMM AND WIRELESS COMMUNICATIONS - D413 WGU 2024 QUESTIONS WITH DETAILED VERIFIED ANSWERS GRADE A+
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TELECOMM AND WIRELESSCOMMUNICATIONS - D413 WGU 2024
QUESTIONS WITH DETAILED
VERIFIED ANSWERS
10Base2 - >>>Answer Classification that specifies the use of RG-58 cable and a data rate of
10 Mbps. (2)
10Base5 - >>>Answer First IEEE 802.3 classification developed for Ethernet. (2)
10BaseT - >>>Answer Classification specifies the use of the different categories of UTP
cable. (2)
6to4 - >>>Answer Mechanism that provides a means of communicating across the IPv4
Internet while preserving the original IPv6 assigned address of the network device. (10)
A+ Certification - >>>Answer Designed to test a person's knowledge related to PC support
and repair; pronounced A-plus. (20)
AAA proxy - >>>Answer Network device that acts as an intermediary to exchange security
packets between the AAA server and the AAA client. (15)
Absorption - >>>Answer Occurs when intervening material absorbs some of the signal. (3)
Access method - >>>Answer Method of gaining ac-cess to the network media. (6)
Access port - >>>Answer Hub connection to which each network cable is connected. (1)
,Acoustical echo - >>>Answer 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) - >>>Answer Extension to the original ACPI
standard. (9)
Active Directory (AD) - >>>Answer Windows Server standard used to manage large and
small network systems. (7)
Active hub - >>>Answer Enhanced passive hub; also called an intelligent hub or switch. (1)
Active partition - >>>Answer Describes the partition that contains the operating system files
the computer should use to boot. (17)
Adaptive cut-through - >>>Answer Frame-forwarding technique that operates as cut-through
until an unacceptable number of corrupt frames are detected. (11)
Address Resolution Protocol (ARP) - >>>Answer Communication protocol that resolves an
assigned IPv4 network address to a physical address (MAC address). (6)
Address Resolution Protocol (ARP) - >>>Answer Used to map the host MAC address to the
logical host IP address. (10)
Ad hoc mode - >>>Answer Wireless network arrangement in which a wireless access point is
not present. (4)
Administrative server - >>>Answer Administers network security and activities. (1)
Alien crosstalk (AXT) - >>>Answer Measurement of noise introduced outside the cable
jacket, typically caused by other net-work cables in close proximity. (2)
American National Standards Institute (ANSI) - >>>Answer Private, nonprofit organization
that does not develop standards, but rather prompts voluntary conformity and standardization.
(1)
,American Standard Code for Information Interchange (ASCII) - >>>Answer Early attempt to
standardize data codes. (5)
Amplifier - >>>Answer Electronic device designed to raise a signal's amplitude. (2)
Analog signal - >>>Answer Signal that has a continuous range of values, much like a wave.
(2)
Analog-to-digital converter (ADC) - >>>Answer Computer chip designed to change an
Analog signal to a digital signal. (12)
Anonymous FTP site - >>>Answer Allows anyone to access the site and download or upload
files. (13)
ANT+ - >>>Answer Function that can be added to base ANT protocols that allows for
interoperability; pronounced ant plus. (4)
Anycast address - >>>Answer IPv6 address that delivers packets to the nearest interface;
mainly used for supporting router functions. (10)
Application gateway - >>>Answer Provides security for specific applications such as FTP
and Telnet. (15)
Application layer - >>>Answer Interfaces directly to and performs common application
services for the application process-es; layer seven of the OSI model. (1)
Archive bit - >>>Answer Identifies if a file has changed since the last full or incremental
backup. (16)
Asymmetric-key encryption - >>>Answer Encryption method that uses two keys: a private
key and a public key; also known as public-key cryptography. (15)
Asynchronous transfer mode (ATM) - >>>Answer Protocol designed especially for
transmitting data, voice, and video. (1)
, Asynchronous transmission - >>>Answer Data transmission method in which no reference
signal is present. (5)
Attenuation - >>>Answer Loss of signal strength. (1)
Auditing - >>>Answer Service that tracks the events, use, and access of network resources
and writes these actions to a log. (7)
Authentication - >>>Answer Process used to identify a user and ensure the user is who he or
she claims to be; also known as local authentication. (15)
Authentication, authorization, and accounting (AAA) - >>>Answer Security standard that
consists of three parts: authentication, authorization, and accounting; also known as triple A.
(15)
Automatic Configuration and Power Interface (ACPI) - >>>Answer Standard for controlling
the power options for computer hardware devices. (9)
automatic medium-dependent interface crossover (Auto-MDIX) - >>>Answer Electronic
chip technology incorporated into Gigabit Ethernet devices to automatically reassign pin
functions and eliminate the need for a crossover cable. (2)
Automatic Private IP Addressing (APIPA) - >>>Answer Feature that assigns an IP address
from a special set of IP ad-dresses that have been set aside by IANA when a DHCP server
cannot be reached. (10)
available bit rate (ABR) - >>>Answer ATM data transfer classification most appropriate for
file transfer because it uses the available bit rate associated with the networking medium. (12)
Average utilization - >>>Answer Measurement of the average amount of utilization or traffic
on a network in a given monitoring period. (16)
AWG rating - >>>Answer Describes the size of a conductor's diameter. (2)
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