What is the role of a network bridge? MCQ with Answer and Explanation

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What is the role of a network bridge?

A. To connect to the Internet

B. To connect two network segments and filter frames

C. To assign IP addresses

D. To amplify signals

Answer: Option B

Solution (By JKSSB Mock Tests)

Bridges connect segments and filter traffic to reduce collisions.

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Question #1

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Which device is used to connect multiple computers in a LAN using twisted-pair cables?

A. Modem

B. Router

C. Hub or switch

D. Firewall

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Correct Answer: Option C

Explanation:
Hubs and switches are used to interconnect devices within a LAN.

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Question #2

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Which of the following is a Class B private IP address range?

A. 10.0.0.0 to 10.255.255.255

B. 192.168.0.0 to 192.168.255.255

C. 169.254.0.0 to 169.254.255.255

D. 172.16.0.0 to 172.31.255.255

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Correct Answer: Option D

Explanation:
172.16.0.0/12 is a Class B private range.

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Question #3

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What is the primary operational objective of the Dynamic Host Configuration Protocol (DHCP) framework?

A. To manage physical hardware MAC sorting rules.

B. To automatically assign temporary logical IP address configurations and subnets to connecting network client devices.

C. To encrypt frame headers across a network interface.

D. To map alphanumeric domain paths to server IP records.

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Correct Answer: Option B

Explanation:
DHCP automatically assigns IP addresses, subnet masks, and default gateways to devices when they connect to a network.

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