Network Diagnostics MCQs

Practice Network Diagnostics MCQs with four options, answers and explanations for focused Electronics & Telecommunication Engineering revision.

Question 1

Computer & Networking BasicsNetwork Diagnostics

The ping utility commonly uses which protocol to test IP reachability?

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Correct Answer: A. ICMP

Explanation: Ping normally sends ICMP Echo Request messages and listens for Echo Reply messages.

Reference: Standard computer networking fundamentals: network diagnostics

Question 2

Computer & Networking BasicsNetwork Diagnostics

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Correct Answer: A. The sequence of Layer-3 hops toward a destination

Explanation: Traceroute exploits IP hop-limit/TTL behavior and returned control messages to reveal routers along a path.

Reference: Standard computer networking fundamentals: network diagnostics