What notation standard is used to readably display 48-bit physical MAC hardware addresses? MCQ with Answer and Explanation

What notation standard is used to readably display 48-bit physical MAC hardware addresses?
A. Base-64 string values
B. Hexadecimal alphanumeric pairs separated by colons or hyphens
C. Binary character arrays
D. Dotted decimal integers
Answer: Option B
Solution (By JKSSB Mock Tests)
MAC addresses are written as six pairs of hexadecimal digits separated by colons or dashes (e.g., 00:1A:2B:3C:4D:5E).

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Practice More Computer Networking Questions

Question #1
What type of device can look across diverse network layers to translate completely different protocol stacks, such as connecting a corporate LAN to a proprietary mainframe network?
A. BNC Terminator
B. Repeater
C. Passive Switch
D. Gateway

Correct Answer: Option D


Explanation:
Gateways operate across multiple protocol layers to translate formatting and communication rules between completely different network architectures.

This question belongs to: Computer Computer Networking
Question #2
Which address space can be used by any network client to check the internal functionality of its own TCP/IP network protocol software stack?
A. 255.255.255.255
B. 192.168.1.1
C. 0.0.0.0
D. 127.0.0.1

Correct Answer: Option D


Explanation:
127.0.0.1 is the standard loopback address. It lets a device route diagnostic traffic back through its internal software layer without hitting physical network lines.

This question belongs to: Computer Computer Networking
Question #3
Which address is used by a router to forward packets between networks?
A. Physical address
B. MAC address
C. Port number
D. IP address

Correct Answer: Option D


Explanation:
Routers use IP addresses (network layer) to determine the destination network and forward packets.

This question belongs to: Computer Computer Networking