Which of the following wireless technologies can operate at only 5GHz?

Which of the following wireless technologies can operate at only 5GHz?

Which of the following wireless technologies can operate at only 5GHz?

A.
802.11b/g

B.
802.11g

C.
802.11b

D.
802.11a

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Ric

Ric

Answer is 802.11a – New frequency extension apparently not considered. IEEE 802.11y-2008 extended operation of 802.11a to the licensed 3.7 GHz band. Increased power limits allow a range up to 5,000 m. As of 2009, it is only being licensed in the United States by the FCC.

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