TCP & UDP MCQs

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

Question 1

Computer & Networking BasicsTCP & UDP

Which transport-layer protocol is connection-oriented and provides reliable ordered byte-stream delivery?

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Correct Answer: B. TCP

Explanation: TCP establishes a connection and provides sequencing, acknowledgements and retransmission for reliable ordered delivery.

Reference: Standard computer networking fundamentals: tcp & udp

Question 2

Computer & Networking BasicsTCP & UDP

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Correct Answer: B. UDP

Explanation: UDP sends independent datagrams without connection establishment or built-in retransmission and ordering mechanisms.

Reference: Standard computer networking fundamentals: tcp & udp

Question 3

Computer & Networking BasicsTCP & UDP

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Correct Answer: A. TCP

Explanation: TCP's acknowledgement, sequencing and retransmission mechanisms make it appropriate when reliable delivery is required.

Reference: Standard computer networking fundamentals: tcp & udp