Q.1
In the frequency sampling method for FIR filter design, we specify the desired frequency response Hd(ω) at a set of equally spaced frequencies.
  • a) True
  • b) False
Q.2
To reduce side lobes, in which region of the filter the frequency specifications have to be optimized?
  • a) Stop band
  • b) Pass band
  • c) Transition band
  • d) None of the mentioned
Q.3
Which of the following is equal to the value of H(k+α)?
  • a) H*(M-k+α)
  • b) H*(M+k+α)
  • c) H*(M+k-α)
  • d) H*(M-k-α)
Q.4
The linear equations for determining {h(n)} from {H(k+α)} are not simplified.
  • a) True
  • b) False
Q.5
The major advantage of designing linear phase FIR filter using frequency sampling method lies in the efficient frequency sampling structure.
  • a) True
  • b) False
Q.6
Which of the following is introduced in the frequency sampling realization of the FIR filter?
  • a) Poles are more in number on unit circle
  • b) Zeros are more in number on the unit circle
  • c) Poles and zeros at equally spaced points on the unit circle
  • d) None of the mentioned
Q.7
In a practical implementation of the frequency sampling realization, quantization effects preclude a perfect cancellation of the poles and zeros.
  • a) True
  • b) False
Q.8
In the frequency sampling method for FIR filter design, we specify the desired frequency response Hd(ω) at a set of equally spaced frequencies.
  • a) True
  • b) False
Q.9
Why is it desirable to optimize frequency response in the transition band of the filter?
  • a) Increase side lobe
  • b) Reduce side lobe
  • c) Increase main lobe
  • d) None of the mentioned
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