In which topology is it possible to add or remove devices without disrupting the entire network? MCQ with Answer and Explanation

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In which topology is it possible to add or remove devices without disrupting the entire network?

A. Bus

B. Star

C. Mesh

D. Ring

Answer: Option B

Solution (By JKSSB Mock Tests)

In star topology, each device is independently connected to the central hub, so adding/removing doesn't affect others.

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Correct Answer: Option A

Explanation:
VLANs logically divide a network into separate broadcast domains.

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Question #2

How many total octets are used to construct a standard 32-bit IPv4 network address configuration?

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Correct Answer: Option D

Explanation:
An IPv4 address contains 32 bits divided into 4 octets (8 bits each), separated by dots in decimal format.

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Correct Answer: Option A

Explanation:
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