Which of the following wireless standards broadcasts in the 5 MHz range only?

The correct answer is A. 802.11a. Note: The question likely means 5 GHz, not 5 MHz. 802.11a operates exclusively on the 5 GHz band, which offers less interference but shorter range than 2.4 GHz. 802.11b and 802.11g both operate only on the 2.4 GHz band. 802.11n is dual-band, capable of using both 2.4 GHz and 5…

Networking

Question

Options

A802.11a
B802.11b
C802.11g
D802.11n

How the community answered

(46 responses)

A
93% (43)
B
2% (1)
D
4% (2)

Explanation

Note: The question likely means 5 GHz, not 5 MHz. 802.11a operates exclusively on the 5 GHz band, which offers less interference but shorter range than 2.4 GHz. 802.11b and 802.11g both operate only on the 2.4 GHz band. 802.11n is dual-band, capable of using both 2.4 GHz and 5 GHz. Therefore, 802.11a is the only listed standard that is exclusively 5 GHz.

Topics

#802.11a#wireless standards#5GHz band#Wi-Fi frequencies

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