Define discrete time and digital signal.
Explain the various methods of representing discrete time signal
What is sectioned convolution? Why is it performed?
When a discrete time signal is called periodic?
What are the properties of correlation?
What is linear and nonlinear systems?
Define time invariant system.
How will you classify the discrete time signals?
What is impulse response? Explain its significance.
What is the importance of causality?
What is the importance of linear and circular convolution in signals and systems?
What is discrete time system?
What is Nyquist rate?
Define digital signal.
Write the properties of linear convolution.