Which of the following are enhancements of the 802.11n standard?
A) 40 MHz channels and variable guard interval
B) 20 MHz channels and fixed guard interval
C) bonding of two 10 MHz channels
D) operation in the 40 GHz frequency range

Question

Quizplus · Accepted Answer

802.11n standard introduced optional 40 MHz channels and a variable guard interval, which significantly increased data rates compared to the previous 20 MHz channels and fixed guard interval of the 802.11a/b/g versions. The bonding of two 10 MHz channels is not an enhancement of the 802.11n standard, and operation in the 40 GHz frequency range is not part of the 802.11n standard but is part of the millimeter wave technology used in 802.11ad and 802.11ay standards.

Which of the Following Are Enhancements of the 802