State difference between analog and digital signals.
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Define sampling and aliasing.
Write a code in C / Verilog to implement a basic FIR filter. Need an answer.
What is the difference between ProtoPlus and ProtoPlus Lite ?
What is an anti aliasing filter? Why is it required?
Express the discrete time signal x(n) as a summation of impulses.
Explain the different types of AM, FM along with the Diagrams on the paper.
What are the two methods of sectioned convolution?
Define cross correlation and auto-correlation?
What are recursive and non recursive systems? give examples?
What is the importance of causality?
How is the non-periodic nature of the input signal handled?
What is BIBO stability? What is the condition to be satisfied for stability?