OFDM technique & its characteristics

Q.  OFDM is a technique of

1. Encoding digital data
2. Multiple carrier frequencies
3. Wide band digital communication
4. 4G mobile communication

- Published on 18 Nov 15

a. 1, 2 and 3 are correct
b. 2 and 3 are correct
c. 1, 2 and 4 are correct
d. All the four are correct

ANSWER: All the four are correct

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