Define time invariant system.
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How will you classify the discrete time signals?
Express the discrete time signal x(n) as a summation of impulses.
Write the expression for discrete convolution.
State difference between analog and digital signals.
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What is an anti aliasing filter? Why is it required?
Explain the different types of AM, FM along with the Diagrams on the paper.
Define sampling and aliasing.
classifying discrete time systems.
Define cross correlation and auto-correlation?
When a discrete time signal is called periodic?
What is sectioned convolution?
What is sectioned convolution? Why is it performed?