`Bs Lab Viva Questions`

1. Define Signal

2. Define determistic and Random Signal

3. Define Delta Function

4. What is Signal Modeling

5. Define Periodic and a periodic Signal

6. Define Symetric and Anti-Symmetric Signals

7. Define Continuous and Discrete Time Signals

8. What are the Different types of representation of discrete time signals

9. What are the Different types of Operation performed on signals

10. What is System

11. What is Causal Signal

12. What are the Different types of Systems

13. What is Linear System

14. What is Time Invariant System

15. What is Static and Dynamic System

16. What is Even Signal

17. What is Odd Signal

18. Define the Properties of Impulse Signal

19. What is Causality Condition of the Signal

20. What is Condition for System Stability

21. Define Convolution

22. Define Properties of Convolution

23. What is the Sufficient condition for the existence of F.T

24. Define the F.T of a signal

25. State Paeseval’s energy theorem for a periodic signal

26. Define sampling Theorem

27. What is Aliasing Effect

28. what is Under sampling

29. What is Over sampling

30. Define Correlation

31. Define Auto-Correlation

32. Define Cross-Correlation

33. Define Convolution

34. Define Properties of Convolution

35. What is the Difference Between Convolution& Correlation

36. What are Dirchlet Condition

37. Define Fourier Series

38. What is Half Wave Symmetry

39. What are the properties of Continuous-Time Fourier Series

40. Define Laplace-Transform

41. What is the Condition for Convergence of the L.T

42. What is the Region of Convergence(ROC)

43. State the Shifting property of L.T

44. State convolution Property of L.T

45. Define Transfer Function

46. Define Pole-Zeros of the Transfer Function

47. What is the Relationship between L.T & F.T &Z.T

48. Fined the Z.T of a Impulse and step

49. What are the Different Methods of evaluating inverse z-T

50. Explain Time-Shifting property of a Z.T

51. what are the ROC properties of a Z.T

52. Define Initial Value Theorem of a Z.T

53. Define Final Value Theorem of a Z.T

54. Define Sampling Theorem

55. Define Nyquist Rate

56. Define Energy of a Signal

57. Define Power of a signal

58. Define Gibbs Phenomena

59. Define the condition for distortionless transmission through the system

60. What is signal band width

61. What is system band width

62. What is Paley-Winer criterion?

63. Derive relationship between rise time and band width.