In order to avoid aliasing during the reduction of the sampling rate, we divide the sampling frequency by ___________.

Interfacing of digital systems with different sampling rates can be done efficiently by __________.

In DFT equation, the symbol for circularly even sequence is _________.

Which of the following is a non-causal system?

The type-1 chebyshev filter contains __________.

A continuous time signal is also known as a/an_______.

Which of the following systems is unstable?

The Flanging effect is a ____________.

The non-parametric methods for power spectrum estimation suffer from________.

The circular frequency shift property is also known as __________.

For the signal x ( t ) = 3cos600πt + 2cos1800πt , the folding frequency is __________.