What is the main difference between a bridge and a switch? MCQ with Answer and Explanation

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What is the main difference between a bridge and a switch?

A. Bridge has more ports than a switch

B. No difference

C. Bridge works at layer 3; switch at layer 2

D. Switch is a multiport bridge

Answer: Option D

Solution (By JKSSB Mock Tests)

A switch is essentially a multiport bridge with hardware-based forwarding.

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Practice More Computer Networking Questions

Question #1

What is the role of a network interface card (NIC)?

A. Filters traffic

B. Provides physical connection to the network

C. Routes packets between networks

D. Assigns IP addresses

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Correct Answer: Option B

Explanation:
A NIC is hardware that connects a computer to a network media.

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Question #2

Which type of device converts digital binary signals from a computer interface into analog patterns to transmit them over older public telephone lines?

A. Switch

B. Router

C. Bridge

D. Modem

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Correct Answer: Option D

Explanation:
A modem modulates digital data into analog waves for transmission over telephone copper lines, and demodulates them back upon reception.

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Question #3

Which of the following represents a valid IPv6 address string format?

A. [http://www.google.com/ipv6](https://www.google.com/search?q=http://www.google.com/ipv6)

B. 2001:0db8:85a3:0000:0000:8a2e:0370:7334

C. 192.168.1.256

D. 00-14-22-01-23-45

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Correct Answer: Option B

Explanation:
IPv6 addresses are written as groups of four hexadecimal digits separated by colons, encompassing eight separate structural blocks.

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