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Q. This wireless communication technology transmits data almost 100 times faster than Wi-Fi. It uses light waves-380 nm to 780 nm wavelength for data transfer. It cannot send signals through opaque obstacles and is more secure than other wireless communication technology.

In the context of emerging communication technologies, which one of the following terms best applies to the above scenario?


A
RFID
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B
Wi-Fi 6.0
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C
Li-Fi
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D
Virtual Private Network
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Solution

The correct option is C Li-Fi

Explanation:

Characteristics of Li-Fi:

  • Li-Fi stands for “Life Fidelity”
  • Transmits data via light
  • Almost 100 times faster than WiFi
  • Speeds of up to 224 gigabits per second.
  • Li-Fi runs on light waves-380 nm to 780 nm wavelength
  • Li-Fi signals cannot pass through walls
  • More secure compared to Wi-Fi

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