WGU C172 Final Exam (Latest 2026/2027 Update) Network and Security Foundations| Questions and Verified Answers| 100% Correct| Grade A

WGU C172 Final Exam (Latest 2026/2027 Update) Network and Security Foundations| Questions and Verified Answers| 100% Correct| Grade A

WGU C172 Final Exam (Latest 2026/2027

Update) Network and Security Foundations|

Questions and Verified Answers| 100%

Correct| Grade A

Q: Topology whereas each device is connected to a switch or hub

Answer:

Star

Q: A switch or hub facilitates the transfer of data between networking devices in this topology

Answer:

star

Q: Transmits data to all the devices connected in the star network

Answer:

hub

Q: Also called a multiport repeater

Answer:

hub

Q: Not meant for large networks, but are still used in some smaller, slower speed LANs

Answer:

hub

Q: A transmission from a hub in a star network to all the devices in the network connected to

the hub

Answer:

broadcast

Q: Stores the hardware or physical address for each device connected to its ports in a star

network

Answer:

switch

Q: Sends data transmissions directly to the port of the destination device on the network

Answer:

switch

Q: The physical input/output interfaces to the networking hardware

Answer:

port

Q: Where the cables physically connect to each other or a central switch or hub

Answer:

Port

Q: Only the intended destination device on this network will see the data traffic

Answer:

star

Q: What is an advantage of the star topology?

Answer:

It improves the efficiency of the available bandwidth of the network

Q: What is an advantage of the star topology from the troubleshooting and maintenance?

Answer:

A device can be removed or added without disrupting other devices on the network

Q: All devices are connected to each other

Answer:

mesh topology

Q: What is an advantage of the mesh network?

Answer:

It provides full redundancy in the network data paths

Q: What is a disadvantage of the mesh network?

Answer:

The additional data paths increase the cabling cost and the network hardware cost. It is also very

complex.

Q: What type of applications is the mesh topology suited for?

Answer:

high-reliability applications

Q: What type of applications is the mesh topology not suited for?

Answer:

general networking applications

Q: Open systems interconnect reference model

Answer:

OSI

Q: Who was the OSI model developed by?

Answer:

The International Organization for Standardization

Q: What year was the OSI model developed?

Answer:

1984