The condition of periodicity for a continuous time signal can be defined mathematically as _______. (Note: Here "To" is the fundamental period.)

A stationary random process is a_________.

The ARMA Linear Model is a __________.

In a Butterworth low pass filter, we get a maximally flat response of ___________.

The overlap save method is for the ___________.

Anti-aliasing filter is basically a________.

A continuous time signal is said to be symmetrical or even if it satisfies the condition, _________.

The multiplication of two DFTs is equivalent to the circular convolution of their sequences in the _____________.

Environmental parameters like temperature, humidity etc. change the performance of __________.

Sampling rate conversion by the rational number ( I / D = 1023 / 511 ) needs a polyphase filter with _________.

In order to design digital filter, an important condition is that, the response of filter should ___________.