What is the function of the Address Resolution Protocol (ARP)? MCQ with Answer and Explanation

Question
What is the function of the Address Resolution Protocol (ARP)?
A. Maps domain names to IP addresses
B. Maps ports to services
C. Maps MAC addresses to IP addresses
D. Maps IP addresses to MAC addresses
Answer: Option D
Solution (By JKSSB Mock Tests)
ARP resolves an IP address to a physical MAC address on the local network.
This question belongs to: Computer Computer Networking
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Practice More Computer Networking Questions

Question #1
Which network topology layout links every node to a single shared central communication line known as the network backbone?
A. Ring Topology
B. Star Topology
C. Mesh Topology
D. Bus Topology
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Correct Answer: Option D

Explanation:
A bus topology connects all devices to a single shared central cable, often called the backbone line.
This question belongs to: Computer Computer Networking
Question #2
Which type of network spans an entire city or metropolitan municipal district, linking multiple business offices and schools together?
A. PAN
B. LAN
C. WAN
D. MAN
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Correct Answer: Option D

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 #3
What happens if a single computer loses power or its connection cable breaks in a standard unidirectional Ring Network configuration?
A. The network splits into two fully operational sub-rings.
B. The remaining devices shift to a bus topology configuration automatically.
C. Data frames loop back through the gateway interface.
D. The entire network communication path is broken, stopping traffic across the ring.
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Correct Answer: Option D

Explanation:
Because data travels sequentially from node to node around a ring topology, any break in the link disrupts the circuit and stops all network traffic.
This question belongs to: Computer Computer Networking
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