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Question 69 - JN0-451 discussion

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What do 802.11 stations perform to help avoid collisions on the WLAN medium?

A.
802.11 stations detect collisions and set a back-off timer.
Answers
A.
802.11 stations detect collisions and set a back-off timer.
B.
Listen to verify that the medium is free before transmitting.
Answers
B.
Listen to verify that the medium is free before transmitting.
C.
Stations only transmit when polled by the access point.
Answers
C.
Stations only transmit when polled by the access point.
D.
Transmit on a fixed schedule.
Answers
D.
Transmit on a fixed schedule.
Suggested answer: B

Explanation:

Reference: https://blogs.arubanetworks.com/industries/understanding-802-11-medium-contention/

asked 18/09/2024
Thomas Drilling
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