________ control refers to mechanisms that detect and correct errors that occur in the transmission of frames.
Correct Answer:
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Q20: The effect of ARQ is to turn
Q21: In the high level data link control
Q22: RR and RNR are examples of an
Q23: The flow control in which the destination
Q24: In the HDLC frame structure the FCS
Q26: _ provide the ARQ mechanism in HDLC
Q27: If two stations exchange data each needs
Q28: Most data link control protocols allow a
Q29: The flag field pattern is _.
A)01111110
B)01111010
C)00111110
D)01111101
Q30: Each _ includes a field that holds
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