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Question 129 - 220-1101 discussion

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Which of the following 802.11 standards supports both 5GHz and 2.4GHz channel frequencies?

A.
802.11a
Answers
A.
802.11a
B.
802.11ac
Answers
B.
802.11ac
C.
802.11b
Answers
C.
802.11b
D.
802.11g
Answers
D.
802.11g
Suggested answer: B

Explanation:

802.11ac is the 802.11 standard that supports both 5GHz and 2.4GHz channel frequencies. 802.11ac is the latest wireless networking standard that operates in both the 5GHz and 2.4GHz frequency bands. It provides higher wireless network speeds and better reliability compared to previous standards, such as 802.11a, 802.11b, and 802.11g. The 802.11a standard operates exclusively in the 5GHz band, while the 802.11b and 802.11g standards operate exclusively in the 2.4GHz band.

asked 02/10/2024
Aparna Roy
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