1.

CSMA(CarrierSenseMultiple Access) is

A. method of determining which device has access to the transmission medium at any time
B. method access control technique for multiple-access transmission media.
C. very common bit-oriented data link protocol issued by ISO.
D. etwork access standard for connecting stations to a circuit-switched network
E. one of the above
Answer» C. very common bit-oriented data link protocol issued by ISO.


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