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Units and Measurements

Quick practice

Question 1 of 5

What is White-fi communication technology?

A

It refers to the use of visible light portion of electromagnetic spectrum for communication.

B

It is a solar-powered broadband wireless technology.

C

It refers to the advancement in wi-fi technology that completely removes white noise.

D

It refers to the use of unused or underused portions of broadband frequencies for communication.

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