Question

What frequency band or bands do 802.11g, 802.11a, 802.11n, and 802.11ac use?

Answer 1

802.11g:
`2.4Ghz`

802.11a:
`5Ghz`

802.11n:
`2.4Ghz` and
`5Ghz`

802.11ac:
`5Ghz`

Step-by-step explanation:

802 is a Wi-Fi standard established by the IEEE in which, according to the corresponding standard, a data transmission rate is related.

About some of those standars:

802.11a: works with connections up to 54Mbps, operates in the 5GHz band,

802.11b: Works with connections up to 11mbps, operates in the 2.4GHz band,

802.11g: works with connections up to 54mbps, operates in the 2.4GHz band,

802.11n: Works with connections up to 600mbps, operates in the 2.4GHz and 5GHz band,

802.11ac: works with connections up to 1300Mbps, operates in the 5GHz band,