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State difference between analog and digital signals.
Define sampling and aliasing.
What are recursive and non recursive systems? give examples?
What is sectioned convolution?
What is the importance of causality?
What is BIBO stability?
What is the basic concept of frequency re-use?
Define signal sampling?
Write the properties of linear convolution.
What is the importance of linear and circular convolution in signals and systems?
what is dsp?
What are FIR and IIR systems?
What do you mean by radio environment in building?
Tell me the steps involved in demodulating a signal.
Define discrete time