Digital Signal Processing Test Questions

Q.  IIR filter design by approximation of derivatives has the limitations

1) Used only for transforming analog high pass filters
2) Used for band pass filters having smaller resonant frequencies
3) Used only for transforming analog low pass filters
4) Used for band pass filters having high resonant frequencies


a. 1, 2 and 3 are correct
b. 1 and 2 are correct
c. 2 and 3 are correct
d. All the four are correct


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Padding of zeros increases the frequency resolution.
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  Circular shift of an N point is equivalent to
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  The circular convolution of two sequences in time domain is equivalent to
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  Radix - 2 FFT algorithm performs the computation of DFT in
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  The overlap save method is used to calculate
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  Overlap-Add Method Deals with principles that
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  ROC does not have
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  Damping is the ability of a system
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  The condition for a system to be causal is
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  The condition for a system to be stable is
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  Partial fraction method involves
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  The factors formed for partial fraction are a combination of 1) Linear factors 2) Irreducible quadratic factors 3) Square roots 4) Cube roots
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  For a partial fraction method to be followed, 1) The degree of the numerator must be more than the degree of the denominator. 2) The factors formed for partial fraction are a combination of Linear factors and Irreducible quadratic factors. 3) The degree of the numerator must be less than the degree of the denominator. 4) The factors formed for partial fraction are a combination of Linear factors and Square roots.
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  The impulse invariant method is obtained by
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  The transformation technique in which there is one to one mapping from s-domain to z-domain is
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  The frequency warping is referred as 1) lower frequencies in analog domain expanded in digital domain 2) lower frequencies in digital domain expanded in analog domain 3) non linear mapping 4) compression of higher frequencies
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  The magnitude response of Butterworth filter has 1) Flat stop band 2) Flat pass band 3) Tapering pass band 4) Tapering stop band
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  In the cascaded form of realisation, the polynomials are factored into
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  Parallel form of realisation is done in
Category: Electronic Engineering Questions,   Published by: T-Code Scripts
MCQs:  A direct partial-fraction expansion of the transfer function in Z leads to
Category: Electronic Engineering Questions,   Published by: T-Code Scripts