How many subcarriers can 802.11n use to transmit data in 20M mode?

Posted by: Pdfprep Category: H12-311-ENU Tags: , , Post Date: November 3, 2020

How many subcarriers can 802.11n use to transmit data in 20M mode?
A . 48
B . 52
C . 54
D . 56

Answer: B

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