V

Vinay • 28.75K Points
Instructor II

Q. Most packet switches use this principle

(A) stop and wait
(B) store and forward
(C) store and wait
(D) stop and forward
Correct : Option (B)

Explanation:
 the packet switch will not transmit the first bit to outbound link until it receives the entire packet. if the entire packet is not received and the time-out period expires, the packet switch will inform the sender to resend the part of packet or the entire packet based on the algorithm being used.

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