What structural issue creates a single point of failure hazard in a standard network Star Topology configuration? MCQ with Answer and Explanation

What structural issue creates a single point of failure hazard in a standard network Star Topology configuration?
A. A break in any single client cable drops the entire network.
B. If the central hub or switch fails, all connected devices lose network connectivity.
C. MAC addresses can conflict across ports automatically.
D. The endpoint terminators can burn out.
Answer: Option B
Solution (By JKSSB Mock Tests)
Because all devices in a star topology connect back to a central switch or hub, a failure in that central device disconnects the entire network.

Discuss this Question (0)

No comments yet. Be the first to start the discussion!

Practice More Computer Networking Questions

Question #1
Which network topology is often used in wireless mesh networks?
A. Ring
B. Mesh
C. Bus
D. Star

Correct Answer: Option B


Explanation:
Wireless mesh networks often use full or partial mesh topology for redundancy.

This question belongs to: Computer Computer Networking
Question #2
What is the main difference between a router and a switch?
A. Router operates at layer 2; switch at layer 3
B. Router forwards based on MAC; switch forwards based on IP
C. No difference
D. Router forwards based on IP; switch forwards based on MAC

Correct Answer: Option D


Explanation:
Routers use IP addresses (layer 3), switches use MAC addresses (layer 2).

This question belongs to: Computer Computer Networking
Question #3
Which of the following is a private IP address range?
A. 10.0.0.0 to 10.255.255.255
B. 192.168.0.0 to 192.168.255.255
C. 172.15.0.0 to 172.31.255.255
D. 203.0.113.0 to 203.0.113.255

Correct Answer: Option A


Explanation:
10.0.0.0/8, 172.16.0.0/12, and 192.168.0.0/16 are private IP ranges. 10.x.x.x is valid.

This question belongs to: Computer Computer Networking