Which of the following 802.11 standards can operate at both 2.4 GHz and 5.0 GHz?
A.
A
B.
B
C.
G
D.
N
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The answer here should be D : N, not A : A. Wireless A operates at 5ghz while N operates at both 2.4ghz and 5ghz.
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I agree with Ricardo, the answer is D:N on the actual exam.
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answer is D
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