Electronics & Communication Engineering - Digital Signal Processing

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7.

In the case of I I R filter which of the following is true if the phase distortion is tolerable?                          
A. More parameters for design B. More memory requirement
C. Lower computational Complexity D. Higher computational complexity



8.

A causal and stable I I R filter has?                          
A. Linear phase B. No Linear phase
C. Linear amplitude D. No Amplitude



9.

Neither the Impulse response nor the phase response of the analog filter is Preserved in the digital filter in the following method?                          
A. The method of mapping of differentials B. Impulse invariant method
C. Bilinear transformation D. Matched Z - transformation technique




10.

Out of the given I I R filters the following filter is the efficient one?                          
A. Circular filter B. Elliptical filter
C. Rectangular filter D. Chebyshev filter



11.

What is the disadvantage of impulse invariant method?                          
A. Aliasing B. one to one mapping
C. anti aliasing D. warping



12.

Which of the I I R Filter design method is antialiasing method??                          
A. The method of mapping of differentials B. Impulse invariant method
C. Bilinear transformation D. Matched Z - transformation technique



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