Which topology is most suitable for fault-tolerant networks? MCQ with Answer and Explanation

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Which topology is most suitable for fault-tolerant networks?

A. Bus

B. Ring

C. Mesh

D. Star

Answer: Option C

Solution (By JKSSB Mock Tests)

Mesh topology provides multiple paths, so failure of one link does not disconnect the network.

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Question #1

Which network device operates at the OSI model's physical layer and can regenerate signals?

A. Switch

B. Repeater

C. Gateway

D. Router

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Correct Answer: Option B

Explanation:
Repeaters work at the physical layer to regenerate and amplify signals to extend cable length.

This question belongs to: Computer Computer Networking

Question #2

Which type of device converts digital binary signals from a computer interface into analog patterns to transmit them over older public telephone lines?

A. Router

B. Bridge

C. Modem

D. Switch

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Correct Answer: Option C

Explanation:
A modem modulates digital data into analog waves for transmission over telephone copper lines, and demodulates them back upon reception.

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Question #3

Which network topology is used in early Ethernet networks with coaxial cable?

A. Mesh

B. Bus

C. Ring

D. Star

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Correct Answer: Option B

Explanation:
Early Ethernet used a bus topology with coaxial cable (thicknet/thinnet).

This question belongs to: Computer Computer Networking

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