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INFORMATION TECHNOLOGY TOOLS AND NETWORK BASIS
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QusFull form of LiFi is? Qus LiFi का पूर्ण रूप है?
A. Light Fidelity
B. Laser Fidelity
C. Light Frequency
D. Light Fiber
Solution
A. Light Fidelity
Explanation
LiFi (light fidelity) is a bidirectional wireless system that transmits data via LED or infrared light. It was first unveiled in 2011 and, unlike wifi, which uses radio frequency, LiFi technology only needs a light source with a chip to transmit an internet signal through light waves.
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