Which of the following are controlled-access protocols?
A. Reservation
B. Polling
C. TDMA
D. Token Passing
E. CSMA/CA
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Correct answer: B. A, B and D Only
Explanation
Controlled-access methods are reservation, polling and token passing. TDMA is a channelization method and CSMA/CA is a random-access method.More Data Communication and Computer Networks questions
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