Which of the following protocols is fundamentally used to resolve physical MAC addresses from known network layer IP addresses? MCQ with Answer and Explanation

Question

Which of the following protocols is fundamentally used to resolve physical MAC addresses from known network layer IP addresses?

A. ARP

B. DNS

C. ICMP

D. DHCP

Answer: Option A

Solution (By JKSSB Mock Tests)

ARP (Address Resolution Protocol) resolves a network layer internet protocol (IP) address into its corresponding data link layer hardware MAC address.

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