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

What is the total number of hexadecimal characters used to write out a standard 48-bit MAC address string?
A. 32 characters
B. 12 characters
C. 8 characters
D. 16 characters
Answer: Option B
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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Practice More Computer Networking Questions

Question #1
Which type of network covers a building or campus?
A. MAN
B. WAN
C. LAN
D. PAN

Correct Answer: Option C


Explanation:
LAN typically spans a single building or campus.

This question belongs to: Computer Computer Networking
Question #2
What is the purpose of a router's routing table?
A. Stores domain name mappings
B. Stores MAC addresses
C. Stores security policies
D. Stores IP addresses and next-hop information for forwarding packets

Correct Answer: Option D


Explanation:
A routing table contains destination networks and the next hop to forward packets.

This question belongs to: Computer Computer Networking
Question #3
What notation standard is used to readably display 48-bit physical MAC hardware addresses?
A. Base-64 string values
B. Binary character arrays
C. Hexadecimal alphanumeric pairs separated by colons or hyphens
D. Dotted decimal integers

Correct Answer: Option C


Explanation:
MAC addresses are written as six pairs of hexadecimal digits separated by colons or dashes (e.g., 00:1A:2B:3C:4D:5E).

This question belongs to: Computer Computer Networking