Which of the following transmission media is not readily suitable to CSMA operation?
(A) Radio
(B) Optical fibers
(C) Coaxial cable
(D) Twisted pair
Answer: (A)
Explanation: Wireless medium can’t be used for CSMA operations as they are not suitable for collision detection methods. As radio already have a large number of users, it can’t detect the collisions between the senders and the receivers.
So, option (A) is correct.
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