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Computer Networks
Wireless Lan
Q
Which multiple access technique is used by IEEE 802.11 standard for wireless LAN?
AA. Cdma
BB. Csma/ca
CC. Aloha
DD. Csma/cd
Correct Answer:
B. B. Csma/ca
Explanation:
CSMA/CA stands for Carrier-sense multiple access/collision avoidance. It is a multiple access protocol used by IEEE 802.11 standard for wireless LAN. It’s based on the principle of collision avoidance by using different algorithms to avoid collisions between channels.