What is a collision domain? MCQ with Answer and Explanation

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What is a collision domain?

A. A domain where IP addresses are assigned

B. A broadcast domain

C. A group of routers

D. A set of network devices where collisions can occur

Answer: Option D

Solution (By JKSSB Mock Tests)

A collision domain is a network segment where packets can collide with each other if transmitted simultaneously.

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Question #1

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

A. Modem

B. Bridge

C. Router

D. Switch

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Correct Answer: Option A

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

This question belongs to: Computer Computer Networking

Question #2

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What condition happens in a standard unidirectional Ring Topology if a single computer terminal loses power or its cable breaks?

A. The network communication loop is broken, stopping data traffic across the entire ring.

B. The network automatically transitions to wireless transmission.

C. Data frames flow twice as fast in the opposite direction.

D. The remaining nodes configure themselves into a star topology.

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Correct Answer: Option A

Explanation:
Because data travels sequentially around a unidirectional ring network, any single broken link breaks the circuit and disrupts the entire network.

This question belongs to: Computer Computer Networking