General MCQ for Digital Signal Processing

1. Thermal noise can be considered to be ___________.

2. For the signal x ( t ) = 3cos50πt + 10sin300πt – cos100πt , nyquist rate is________.

3. How many clock cycles are required by the DSP processor to execute an instruction?

4. The multiplication of two DFTs is equivalent to the circular convolution of their sequences in the _____________.

5. The condition of periodicity for a discrete time signal can be defined mathematically as ________. (Note: Here Number 'N' is the period of the signal.)

6. Which one of the following is a static system?

7. In order to avoid aliasing during the reduction of the sampling rate, we divide the sampling frequency by ___________.

8. In DFT equation, the symbol for circularly even sequence is _________.

9. What is the function of a Fourier Transform?

10. The process of reducing the sampling rate by a factor D is called ___________.

11. How many stages of FFT algorithm are there for an 8-Point DFT?

12. Any arbitrary signal can be expressed as the sum of two signals. These two signals must be_________.

13. Linear predictive coding is normally used to achieve __________.

14. Comb Filters can be viewed as ___________.

15. An analog filter is stable if the poles lie ________________.

16. DFT is obtained from DTFT by putting____________.

17. Which one of the following is not a universal register of the ADSP21XX family?

18. A stationary random process is a_________.

19. The ARMA Linear Model is a __________.

20. The overlap save method is for the ___________.

21. Which of the following is a linear system?