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# EE8591 Important Questions Digital Signal Processing Regulation 2017 Anna University

## EE8591 Important Questions Digital Signal Processing

### Sample EE8591 Important Questions Digital Signal Processing:

Define the term Nyquist rate.

Discuss about the Shannon’s sampling Theorem

Define aliasing effect.

Distinguish even and odd signals with an example for each.

Given a continuous time signal x(t)=2cos500πt. Evaluate the Nyquist rate and fundamental frequency of the signal?

List the sampling techniques. EE8591 Important Questions Digital Signal Processing

Consider the analog signal
x(t)=3 cos 50πt + 10 sin 300 πt – cos 100 πt. What is the Nyquist rate for this signal?

List any few applications of Digital Signal Processing.

Define spectral density.

Define energy and power signals.

Classify the types of system.

Classify the types of signals.

Define recursive systems. EE8591 Important Questions Digital Signal Processing

Determine the system described by the equation y(n) = nx(n) is linear or not.

Define BIBO stable?

Define static and dynamic systems with an example.

Distinguish between energy and power signals.

Define unit sample response of a system and state its significance.

Discuss the term quantization and quantization error? EE8591 Important Questions Digital Signal Processing

Define the term ROC of Z- transform? List the properties of Z-transform.

What is the inverse z transform of H(Z)=2Z/(Z-[1/2])?

Calculate the z-transform and ROC for the signal
x(n)= δ(n-k)+ δ(n+k).

List the methods to find inverse Z transform. EE8591 Important Questions Digital Signal Processing

Evaluate the Z-transform of the sequence x(n)= {2,1,-1,0, 3}

Solve the following z- transform of a digital impulse signal and digital step signal.

 Subject name Digital Signal Processing Short Name DSP Semester 5 Subject Code EE8591 Regulation 2017 regulation