Question discussion

Which of the following statements is true?

ACircuit setup is not required in both a datagram network and virtual-circuit network.
BCircuit setup is required in both a datagram network and virtual-circuit network.
CCircuit setup is required in a virtual-circuit network.
DCircuit setup is required in a datagram network.

Correct answer: C

Explanation

A virtual-circuit network needs a call (circuit) setup before data transfer. A datagram network does not.

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