Networking第 29 / 100 题
Which Wi-Fi standard, also known as Wi-Fi 6, operates in both 2.4 GHz and 5 GHz bands with improved efficiency?
a.802.11ax
b.802.11ac
c.802.11n
d.802.11g
解析
802.11ax (Wi-Fi 6) improves efficiency and capacity and works in both 2.4 GHz and 5 GHz. 802.11ac is 5 GHz only, while 802.11n and 802.11g are older standards.
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