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Q. |
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» A. piggybacking | |
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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