Li-Fi Technology - GS questions based on daily current affairs

1)   Which of the following statements is/are correct about Li-Fi?

1. It can transmit data at speed of light.
2. Over the period of time, Li-Fi technology could replace Wi-Fi.

a. Only 1
b. Only 2
c. Both
d. None
Answer  Explanation 

ANSWER: Only 1

Explanation:
- Li-Fi, while many magnitudes faster than current Wi-Fi, is limited because it works on light, not radio waves. This means, the information can't travel through walls.
- Li-Fi probably won't completely replace Wi-Fi. It is more likely to work alongside existing technology.

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