FUNDAMENTALS OF COMPUTER

TELECOMMUNICATIONS SYSTEMS

COMMUNICATION WIRELESS COMPUTING DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The 802.11n gave us the ability to use two different frequencies ____ Which two ____ ?
A
11 and 54 MHz
B
5 and 24 GHz
C
2.4 and 11 MHz
D
2.4 and 5 GHz
Explanation: 

Detailed explanation-1: -802.11n operates on both the 2.4 GHz and the 5 GHz bands.

Detailed explanation-2: -The two big differences between these upending internet technologies, 2.4 GHz and 5 GHz Wifi connections are-speed and range. A wireless transmission at 2.4 GHz provides internet to a larger area but sacrifices the fast internet speed, while 5 GHz provides faster speeds but restricts itself to a smaller area.

Detailed explanation-3: -802.11n (Wi-Fi 4) The first standard to specify MIMO, 802.11n was approved in October 2009 and allows for usage in two frequencies-2.4GHz and 5GHz, with speeds up to 600Mbps.

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