Digital Signal Processing Questions and Answers
Q1.
The large side lobes of W(ω) results in which of the following undesirable effects?
Answer :
Ringing effects
Q2.
As M is increased, W(ω) becomes wider and the smoothening produced by the W(ω) is increased.
Answer :
False
Q3.
If the unit sample response h(n) of the filter is real, complex valued roots need not occur in complex conjugate pairs.
Answer :
False
Q4.
The anti-symmetric condition with M even is not used in the design of which of the following linear-phase FIR filter?
Answer :
Low pass
Q5.
The frequency ωP is called as _____
Answer :
Pass band edge ripple
Q6.
What is the range of values called as to which the amplitudes of the output during a limit cycle ae confined to?
Answer :
Dead band
Q7.
The sensitivity analysis made on the poles of a system results on which of the following of the IIR filters?
Answer :
Zeros
Q8.
The frequency response H(ω) will be considerably distorted with respect to H(jΩ).
Answer :
True
Q9.
What is the number of maxima present in the pass band of magnitude frequency response of a low pass chebyshev-I filter of order 5?
Answer :
3
Q10.
The cutoff frequency of the low pass Butterworth filter is the arithmetic mean of the two cutoff frequencies as found above.
Answer :
True
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