Explore topic-wise MCQs in Digital Signal Processing.

This section includes 18 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Signal Processing knowledge and support exam preparation. Choose a topic below to get started.

1.

The foregoing approach for determining the poles and zeros of H(z) is sometimes called Prony’s method.

A. True
B. False
Answer» B. False
2.

Which of the following parameters are used to determine zeros of the filter?

A. {bk}
B. {ak}
C. {bk} & {ak}
D. None of the mentioned
Answer» B. {ak}
3.

In which of the following condition we can use the desired response hd(n)?

A. n < M
B. n=M
C. n > M
D. none of the mentioned
Answer» D. none of the mentioned
4.

The least squares method can also be used in a pole-zero approximation for Hd(z).

A. True
B. False
Answer» B. False
5.

By integrating the error equation with respect to the parameters {ak}, we obtain set of linear equations.

A. True
B. False
Answer» C.
6.

If δ(n) is the input, then what is the ideal output of yd(n)?

A. δ(n)
B. 0
C. u(n)
D. None of the mentioned
Answer» B. 0
7.

THE_LEAST_SQUARES_METHOD_CAN_ALSO_BE_USED_IN_A_POLE-ZERO_APPROXIMATION_FOR_HD(Z).?$

A. True
B. False
Answer» B. False
8.

Which of the following parameters are used to determine zeros of the filter?$

A. {b<sub>k</sub>}
B. {a<sub>k</sub>}
C. Both of the mentioned
D. None of the mentioned
Answer» B. {a<sub>k</sub>}
9.

In_which_of_the_following_condition_we_can_use_the_desired_response_hd(n)?$

A. n < M
B. n=M
C. n > M
D. none of the mentioned
Answer» D. none of the mentioned
10.

The_foregoing_approach_for_determining_the_poles_and_zeros_of_H(z)_is_sometimes_called_Prony’s_method.$

A. True
B. False
Answer» B. False
11.

Which of the following operation is done on the sequence in least square design method?

A. Convolution
B. DFT
C. Circular convolution
D. Correlation
Answer» E.
12.

By integrating the error equation with respect to the parameters {ak}, we obtain set of linear equations.

A. True
B. False
Answer» C.
13.

Which of the following parameters are selected to minimize the sum of squares of the error sequence?

A. {b<sub>k</sub>}
B. {a<sub>k</sub>}
C. Both of the mentioned
D. None of the mentioned
Answer» C. Both of the mentioned
14.

The error between the desired output and actual output is represented by y(n).

A. True
B. False
Answer» B. False
15.

What should be the value of y(n) at n=0?

A. 0
B. -1
C. 1
D. None of the mentioned
Answer» D. None of the mentioned
16.

If δ(n) is the input, then what is the ideal output of yd(n)?$

A. δ(n)
B. 0
C. u(n)
D. None of the mentioned
Answer» B. 0
17.

Which of the following are cascaded in this method?

A. H<sub>d</sub>(z), H(z)
B. 1/H<sub>d</sub>(z), 1/H(z)
C. 1/H<sub>d</sub>(z), H(z)
D. H<sub>d</sub>(z), 1/H(z)
Answer» E.
18.

Which of the following filter we use in least square design methods?

A. All zero
B. All pole
C. Pole-zero
D. Any of the mentioned
Answer» C. Pole-zero