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Problem:

Can anyone help it was actually asked in exam as following and I need to know whether my answer was right or not?
Which wireless networking radio frequency yields faster speeds but offers shorter range?

  • 2.4 GHz
  • 5 GHz
  • 7 GHz
  • 11 GHz

 

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1 Answer

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Solution:

5Ghz is the wireless networking radio frequency yields faster speeds but offers shorter range

Explanation

5.0 GHz (802.11j) WLAN

50 MHz of spectrum from 4940 MHz to 4990 MHz (WLAN channels 20–26) are in use by public safety entities in the United States. Within this spectrum space, there are two non-overlapping channels allocated, both with a width of 20 MHz.
 
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