Using which ARQ, a sending modem must wait for a return ack, Computer Engineering

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Using              ARQ, a sending modem must wait for a return ACK for each sent block before sending the next block.

(A)  discrete                                      (B)  efficient

(C)  continuous                                 (D)  delivered

Ans:

By using discrete ARQ, a sending modem should wait for a return ACK for every sent block before sending next block.


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