10. With reference to ‘Li-Fi’, recently in the news, which of the following statements is/are correct? 
 

1. It uses light as the medium for high-speed data transmission.
2. It is a wireless technology and is several times faster than ‘Wi-Fi’.
 

Select the correct answer using the code given below.

1. 1 only

2. 2 only

3. Both 1 and 2

4. Neither 1 nor 2

Correct Answer :

Both 1 and 2