1) In Gibb's phenomenon, the ringing effect is predominantly present near the ______ .
a. bandgap
b. bandedge
c. bandwidth
d. bandshell
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Answer
Explanation
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ANSWER: bandedge
Explanation:
No explanation is available for this question!
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2) In Barlett window, the triangular function resembles the tapering of rectangular window sequence _______ from the middle to the ends.
a. linearly
b. elliptically
c. hyperbolically
d. parabolically
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Answer
Explanation
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ANSWER: linearly
Explanation:
No explanation is available for this question!
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3) Which window function is also regarded as 'Raised-cosine window'?
a. Hamming window
b. Hanning window
c. Barlett window
d. Blackman window
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Answer
Explanation
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ANSWER: Hanning window
Explanation:
No explanation is available for this question!
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4) In FIR filter design, which among the following parameters is/are separately controlled by using Kaiser window?
a. Order of filter (M)
b. Transition width of main lobe
c. Both a and b
d. None of the above
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Answer
Explanation
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ANSWER: Both a and b
Explanation:
No explanation is available for this question!
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5) For a linear phase filter, if Z1 is zero then what would be the value of Z1-1 or 1/ Z1?
a. Zero
b. Unity
c. Infinity
d. Unpredictable
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Answer
Explanation
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ANSWER: Zero
Explanation:
No explanation is available for this question!
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6) Consider the assertions given below. Which among them is an advantage of FIR Filter?
a. Necessity of computational techniques for filter implementation
b. Requirement of large storage
c. Incapability of simulating prototype analog filters
d. Presence of linear phase response
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Answer
Explanation
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ANSWER: Presence of linear phase response
Explanation:
No explanation is available for this question!
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7) A filter is said to be linear phase filter if the phase delay and group delay are _______
a. High
b. Moderate
c. Low
d. Constant
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Answer
Explanation
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ANSWER: Constant
Explanation:
No explanation is available for this question!
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8) Basically, group delay is the delayed response of filter as a function of ________.
a. Phase
b. Amplitude
c. Frequency
d. All of the above
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Answer
Explanation
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ANSWER: Frequency
Explanation:
No explanation is available for this question!
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9) FIR filters ________
A. are non-recursive
B. do not adopt any feedback
C. are recursive
D. use feedback
a. A & B
b. C & D
c. A & D
d. B & C
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Answer
Explanation
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ANSWER: A & B
Explanation:
No explanation is available for this question!
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10) Which among the following represent/s the characteristic/s of an ideal filter?
a. Constant gain in passband
b. Zero gain in stop band
c. Linear Phase Response
d. All of the above
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Answer
Explanation
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ANSWER: All of the above
Explanation:
No explanation is available for this question!
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