**IT6502 DSP Important Questions**

Anna University Regulation 2013 Computer Science & Engineering (CSE) IT6502 DSP Important Questions for all 5 units are provided below. Download link for CSE 6th SEM IT6502 DIGITAL SIGNAL PROCESSING Answer Key is listed down for students to make perfect utilization and score maximum marks with our study materials.

1. What is meant by aliasing? How can it be avoided? BTL 1 Remembering

2. Give the graphical and mathematical representation of CT and DT unit impulse, unit step and unit ramp function. BTL 2 Understanding

3. Explain low pass sampling theorem BTL 5 Evaluating

4. Classify discrete time signals BTL 2 Understanding

5. Define Nyquist rate. Compute Nyquist rate of the signal x(t) = A sin(250πt)+B sin(500πt) BTL 1 Remembering

6. Find the energy and power of x(n) = Aejωn u(n). BTL 1 Remembering

7. Compare energy signal and power signals BTL 2 Understanding

8. Examine which of the following sequences is periodic, and compute their fundamental period. (a) Aej7πn (b) sin(3n) BTL 4 Analyzing

9. Inspect the system y (n) = ln [x (n)] is linear and time invariant? BTL 4 Analyzing

10. Estimate the Z transform of x(n) = 5n u(n) BTL 6 Creating

11. Find the signal energy of (1/2)n u(n) BTL 1 Remembering

12. Experiment whether the following sinusoid is periodic, if periodic then compute their fundamental period. (a) cos 0.01πn (b) sin(π62n/10) BTL 3 Applying

13. Experiment whether the system y (n) = ex (n) is linear BTL 3 Applying

14. Classify the discrete time systems BTL 2 Understanding

15. Estimate the Z transform of x(n) = an u(n) BTL 6 Creating

16. Give the properties of convolution BTL 2 Understanding

17. List the properties of Z-Transform BTL 4 Analyzing

18. Write down the Z transform pairs BTL 1 Remembering

19. Find the inverse Z transform of the sequence What is BTL 1 Remembering www.studentsfocus.com correlation? What are it types? Z-5 X(Z)

20. Identify the autocorrelation of the sequence x(n) = {1, 1, -2, -2} BTL 3 Applying

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