DFT & its applications

Q.  The DFT is preferred for

1) Its ability to determine the frequency component of the signal
2) Removal of noise
3) Filter design
4) Quantization of signal
- Published on 26 Nov 15

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

ANSWER: 1 and 3 are correct

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