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

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What is the role of a network hub?

A. To receive and forward data to all connected ports

B. To filter data based on MAC

C. To route data between networks

D. To assign IP addresses

Answer: Option A

Solution (By JKSSB Mock Tests)

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

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What hardware component is installed inside a computer tower to provide a physical connection port for an Ethernet cable or network medium?

A. Analog Gateway Block

B. Modem Chipset

C. Bus Terminator Plug

D. Network Interface Card (NIC)

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Correct Answer: Option D

Explanation:
The NIC (Network Interface Card) houses the physical circuitry and MAC address required to interface a computer with network cabling.

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Question #2

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What is the primary function of a network Default Gateway configuration point on a local client terminal?

A. To generate dynamic MAC hardware masks.

B. To handle internal loopback software testing.

C. To translate public domains to internal directory paths.

D. To provide the routing IP path used to send data outside the local network segment.

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Correct Answer: Option D

Explanation:
The default gateway is the router interface address that a device uses to send traffic destined for networks outside its local subnet.

This question belongs to: Computer Computer Networking