What is the total number of hexadecimal characters used to write out a standard 48-bit MAC address string? MCQ with Answer and Explanation

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What is the total number of hexadecimal characters used to write out a standard 48-bit MAC address string?

A. 8 characters

B. 32 characters

C. 16 characters

D. 12 characters

Answer: Option D

Solution (By JKSSB Mock Tests)

A 48-bit MAC address is represented by 12 hexadecimal characters arranged in 6 pairs (e.g., AA:BB:CC:DD:EE:FF).

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Which networking utility uses ICMP packets to verify if a remote destination host is online and record round-trip latency metrics?

A. IPCONFIG

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Correct Answer: Option C

Explanation:
The ping command uses ICMP Echo Request and Echo Reply packets to test basic network connectivity and measure latency.

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Which topology connects each device to exactly two other devices, forming a circular path?

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Correct Answer: Option B

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Ring topology has each device connected to two others in a closed loop, with data passing in one direction.

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What is the purpose of a default gateway?

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Correct Answer: Option D

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