WGU C172 Network and Security Foundations Competency study guide Exam test questions with approved Answers 2024/2025
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WGU C172 Network & Security
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WGU C172 Network & Security
WGU C172 Network and Security Foundations Competency study guide Exam test questions with approved Answers 2024/2025
Which technique is used to broaden mobility availability in a WLAN? - correct answer Extended service set
Which network access method does a WLAN device use? - correct answer C...
WGU C172 Network and Security Foundations
Competency study guide Exam test questions
with approved Answers 2024/2025
Which technique is used to broaden mobility availability in a WLAN? - correct answer
Extended service set
Which network access method does a WLAN device use? - correct answer CSMA/CA
How many channels are implemented in 802.11 direct-sequence spread spectrum? -
correct answer 14
Which standard is prone to interference from Bluetooth, microwaves, and cordless
phones? - correct answer 802.11b
802.11n - correct answer Which standard for wireless connectivity supports data
transfer rates of 200 Mbps?
What are two functions of a wireless LAN adapter? - correct answer Authentication and
data delivery
Which two services are provided by a wireless LAN adapter? - correct answer Data
delivery, Client authentication
Which device is used to wirelessly connect workstations to the network? - correct
answer Access point
What is the term for a signal failure from the client during a site survey? - correct
answer Loss of association
Which device contributes to RF interference? - correct answer Microwave oven
,Which process determines access point placement? - correct answer Site survey
Which protocol does the Internet layer use to query for a network interface match to an
IP address? - correct answer Address resolution protocol (ARP)
Which layer of the TCP/IP stack processes a request from a host to ensure a
connection? - correct answer Application
Which OSI layer is responsible for message integrity between source and destination? -
correct answer Transport layer
How is port defined for use in TCP/IP? - correct answer An address to direct data to a
destination application
What is the name of a transport layer protocol that provides unacknowledged data
packet arrival? - correct answer UDP
What does a three-way handshake do? - correct answer It establishes the TCP
connection.
Which layer of the TCP/IP stack is responsible for establishing a network connection? -
correct answer Transport
What are two responsibilities of TCP? - correct answer Correcting errors, Connecting
to the host
Given IP address 10.12.25.3 is it private, public, or broadcast? - correct answer Private
(128.12.25.4) - correct answer Public
, (120.6.30.14) - correct answer Public
(255.255.255.255) - correct answer Broadcast
(192.168.4.11) - correct answer Private
What are two advantages of subnetting? - correct answer It divides the network into
smaller segments. It separates the network and subnet address from the host address.
Which address is a private IP address routed only on intranets? - correct answer
172.25.100.198
Which type of address is the IPv6 address 2003:dec9:be8a:4dad:23:46:bb:101? -
correct answer Unicast
What is a feature of IPv6 addressing? - correct answer It allows compression of
zeroes.
What is a characteristic of the IPv6 addressing format? - correct answer Groups of 4
digits, delimited by a colon (:)
What is a reason to implement IPv6? - correct answer Increased need for mobility
What is an advantage of using IPv6 for network addressing? - correct answer No need
to use private address spaces
Which two results occur in a subnetted network? - correct answer Bits are borrowed
from the network field to identify subnets. The network has smaller, more manageable
segments.
Supernetting - correct answer Specifying multiple networks with one subnet mask
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