1.

The technique of temporarily delaying outgoing acknowledgements so that they can be hooked onto the next outgoing data frame is called ____________(a) piggybacking(b) cyclic redundancy check(c) fletcher’s checksum(d) parity check

Answer» The correct choice is (a) piggybacking

The explanation: Piggybacking is a technique in which the acknowledgment is temporarily delayed so as to be hooked with the next outgoing data frame. It saves a lot of channel bandwidth as in non-piggybacking system, some bandwidth is reserved for acknowledgement.


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