Which IP address range specifies a Class C network identity under traditional classful routing protocols? MCQ with Answer and Explanation

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Which IP address range specifies a Class C network identity under traditional classful routing protocols?

A. 128.0.0.0 to 191.255.255.255

B. 192.0.0.0 to 223.255.255.255

C. 1.0.0.0 to 126.255.255.255

D. 224.0.0.0 to 239.255.255.255

Answer: Option B

Solution (By JKSSB Mock Tests)

Class C IP addresses use a first octet range from 192 to 223, commonly allocated for small-to-medium local networks.

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Question #1

What is the loopback address in IPv6?

A. Both A and C

B. 127.0.0.1

C. 0:0:0:0:0:0:0:1

D. ::1

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Correct Answer: Option A

Explanation:
In IPv6, loopback is ::1 (which is 0:0:0:0:0:0:0:1).

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Question #2

What is the purpose of a network topology?

A. To define the physical or logical layout of a network

B. To secure the network

C. To assign IP addresses

D. To manage bandwidth

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Correct Answer: Option A

Explanation:
Topology describes how devices are connected in a network, either physically or logically.

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Question #3

What is a network gateway?

A. A device that stores web pages

B. A device that connects computers in a LAN

C. A device that connects two different networks with different protocols

D. A device that amplifies signals

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Correct Answer: Option C

Explanation:
A gateway acts as an entrance to another network, often translating protocols.

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