At what radio frequency does an IEEE 802.11a wireless network operate?

A.
2.4 GHz

B.
5.0 GHz

C.
5.4 GHz

D.
10 GHz

Explanation:
IEEE 802.11a uses the 5 GHz frequency band.
Incorrect Answers:
A: IEEE 802.11b and IEEE 802.11g uses the 2.4 GHz frequency band frequency band.
C: No IEEE wireless standard uses the 5.4 GHz or the 10 GHz frequency bands.References:David
Groth and Toby Skandier, Network+ Study Guide (4th Edition), Sybex, Alameda CA, 2005, pp.
249-252.
D: No IEEE wireless standard uses the 5.4 GHz or the 10 GHz frequency bands.References:David
Groth and Toby Skandier, Network+ Study Guide (4th Edition), Sybex, Alameda CA, 2005, pp.
249-252.