Which one of the following is a static system?

Signals that are statistically stationary can be better estimated with _________.

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?

In Multirate Digital Signal Processing, the sampling rate of signals __________.

The term 'filter' is used to describe a ___________.

Which of the following systems is unstable?

The Flanging effect is a ____________.

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