Digital Signal Processing Questions and Answers, Set 24

Digital Signal Processing Questions and Answers

Q1. 

The multiplication of the window function w(n) with h(n) is equivalent to the multiplication of H(w) and W(w).

Answer :

False

Q2. 

The width of each side lobe decreases with a decrease in M.

Answer :  

False

Q3. 

What is the value of h(M-1/2) if the unit sample response is anti-symmetric?

Answer :  

0

Q4. 

The anti-symmetric condition is not used in the design of a low-pass linear-phase FIR filter.

Answer : 

True

Q5. 

The quantization inherent in the finite precision arithmetic operations renders the system linear.

Answer :  

False

Q6. 

Zero input limit cycles occur from non-zero initial conditions with the input x(n)=0.

Answer :  

True

Q7. 

Bilinear Transformation is used for transforming an analog filter to a digital filter.

Answer :  

True

Q8. 

An analog high-pass filter can be mapped to a digital high-pass filter.

Answer :  

False

Q9. 

The sum of the number of maxima and minima in the pass band equals the order of the filter.

Answer :  

True

Q10. 

Sampling rate conversion by the rational factor I/D is accomplished by what connection of interpolator and decimator?

Answer :  

Cascade

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