WIRELESS NETWORKS AND MOBILE IP
WIRELESS NETWORKS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which 802.11 standard can be used in both the 2.4-GHz and the 5-GHz bands?
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802.11g
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802.11n
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802.11b
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802.11a
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Explanation:
Detailed explanation-1: -802.11n and 802.11ax can use either the 2.4 GHz or 5 GHz band; 802.11ac uses only the 5 GHz band.
Detailed explanation-2: -Whereas 802.11ac works only in the 5 GHz band, 802.11ax operates in both the 2.4 GHz and 5 GHz bands. While the 802.11ac standard allowed up to eight spatial streams, it cannot deliver more than 6.9 Gbps due to hardware limitations.
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