Digital Signal Processing Mock Test 7

10%

Question 1 of 10

1. The lack of precise control of cutoff frequencies is a disadvantage of which of the following designs?

None of the mentioned

Chebyshev approximation

Window design

Frequency sampling

Question 1 of 10

Question 2 of 10

2. The multiplication of the window function w(n) with h(n) is equivalent to the multiplication of H(w) and W(w).

False

True

Question 2 of 10

Question 3 of 10

3. Which of the following defines the rectangular window function of length M-1?

w(n)=1, n=0,1,2...M-1
    =0, else where

None of the mentioned

w(n)=0, n=0,1,2...M-1
    =1, else where

w(n)=1, n=0,1,2...M-1
    =-1, else where

Question 3 of 10

Question 4 of 10

4. In this section, we confine our attention to FIR designs in which h(n)=h(M-1-n).

True

False

Question 4 of 10

Question 5 of 10

5. Full band differentiators can be achieved with an FIR filters having odd number of coefficients.

True

False

Question 5 of 10

Question 6 of 10

6. The anti-symmetric condition with M even is not used in the design of which of the following linear-phase FIR filter?

Bans stop

Low pass

Band pass

High pass

Question 6 of 10

Question 7 of 10

7. What is the number of filter coefficients that specify the frequency response for h(n) symmetric?

(M+1)/2 when M is even and M/2 when M is odd

(M+1)/2 when M is odd and M/2 when M is even

(M-1)/2 when M is odd and M/2 when M is even

(M-1)/2 when M is even and M/2 when M is odd

Question 7 of 10

Question 8 of 10

8. Which of the following is the condition that an differentiator should satisfy?

Negative response at zero frequency

Infinite response at zero frequency

Finite response at zero frequency

Zero response at zero frequency

Question 8 of 10

Question 9 of 10

9. The filter designs that contain more than L+2 alternations are called as ______________

Equi ripple filters

None of the mentioned

Maximal ripple filters

Extra ripple filters

Question 9 of 10

Question 10 of 10

10. The lower and upper limits on the convolution sum reflect the causality and finite duration characteristics of the filter.

False

True

Question 10 of 10