Which of the following is a key operational characteristic of a point-to-point network link? MCQ with Answer and Explanation

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Which of the following is a key operational characteristic of a point-to-point network link?

A. It broadcasts data frames outward across all nearby devices automatically.

B. It shares a single common cable line among dozens of different stations.

C. It provides a dedicated data channel between exactly two distinct network nodes.

D. It depends entirely on Layer 3 multicast grouping schemes.

Answer: Option C

Solution (By JKSSB Mock Tests)

A point-to-point connection links two devices directly over a dedicated path without sharing the underlying transmission media with other hosts.

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Question #1

What is the loopback IP address in IPv4?

A. 127.0.0.1

B. 192.168.1.1

C. 255.255.255.255

D. 0.0.0.0

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Correct Answer: Option A

Explanation:
127.0.0.1 is the loopback address used for testing network software on the local machine.

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Question #2

What is the primary technical reason for the ongoing migration from traditional IPv4 address configurations to modern IPv6 address pools?

A. IPv4 cannot route multimedia payloads.

B. IPv4 lacks compatibility with wireless devices.

C. The 32-bit address space of IPv4 cannot provide enough unique addresses for the global volume of internet-connected devices.

D. IPv4 requires manual analog modulation adjustments.

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Correct Answer: Option C

Explanation:
The growth of internet-connected devices has exhausted the ~4.3 billion addresses available under the 32-bit IPv4 pool, necessitating the 128-bit capacity of IPv6.

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Question #3

Which of the following is a broadcast address for a network with subnet mask 255.255.255.0 and network IP 192.168.1.0?

A. 192.168.1.254

B. 192.168.1.1

C. 192.168.1.255

D. 192.168.1.0

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Correct Answer: Option C

Explanation:
The broadcast address is the highest address in the subnet, i.e., 192.168.1.255 for a /24 network.

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