Multiple choice

Which of the following is/are true about non-persistent CSMA (Carrier Sense Multiple Access Protocol)?

  1. In case of busy channel, non-persistent CSMA waits for a random time.

  2. In case of busy channel, non-persistent CSMA waits until it becomes idle.

  3. The stations transmits with a probability of 1 in case of non-persistent CSMA.

  4. All of the above

  5. Both (1) and (2)
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A Correct answer
Explanation

Non-persistent CSMA waits for a random time and tries again when the channel is busy.

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