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

What is the role of a network hub?

A. To route data between networks

B. To assign IP addresses

C. To filter data based on MAC

D. To receive and forward data to all connected ports

Answer: Option D

A hub broadcasts incoming data to all other ports, acting as a multiport repeater.

This question belongs to: Computer Computer Networking

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Question #1 Report Error

Which type of network spans an entire city or metropolitan municipal district, linking multiple business offices and schools together?

A. LAN

B. MAN

C. WAN

D. PAN

Correct Answer: Option B

Explanation:
A Metropolitan Area Network (MAN) is optimized to connect resources across city-wide or regional municipal scopes.

This question belongs to: Computer Computer Networking

Question #2 Report Error

Which of the following is an example of a broadcast address?

A. 127.0.0.1

B. 192.168.1.1

C. 255.255.255.0

D. 192.168.1.255

Correct Answer: Option D

Explanation:
In a /24 network, the broadcast address is the last address in the subnet, e.g., 192.168.1.255.

This question belongs to: Computer Computer Networking

Question #3 Report Error

Which device operates at the data link layer and uses MAC addresses to forward data?

A. Gateway

B. Router

C. Switch

D. Hub

Correct Answer: Option C

Explanation:
A switch uses MAC addresses to forward frames within a local network, operating at layer 2.

This question belongs to: Computer Computer Networking