Signals and Systems Quiz

A signal which is defined on a continuous time value is called as ______

• Continuous time signal

• Discrete time signal

• Digital signal

• Quantized Signal

Fourier series of a continuous time signal is _____.

• Frequency domain function

• Time frequency domain function

• Frequency time domain function

• Time domain function

Fourier transform of a continuous time signal is ______.

• Frequency domain function

• Time frequency domain function

• Frequency time domain function

• Time domain function

The Laplace transform of a unit impulse function is_______.

• 1
• 0

• ∞

• δ(t)

The Laplace transform of a constant function is _______.

• 1/s
• δ(s)

• ∞

• The Laplace transform does not exist for constant functions

Which one of the following statement is correct for the given system?

• The Given system is Non Linear, Non Causal, Time Variant

• The Given system is Linear, Non Causal, Time Variant

• The Given system is Non Linear, Causal, Time In Variant

• The Given system is Linear, Causal, Time Variant

Which property of the Laplace transform is analogous to the time convolution property in the time domain?

• Frequency convolution

• Time shifting

• Frequency differentiation

• Time differentiation

Which property of the Fourier transform states that the Fourier transform of a time-shifted signal is the same as the original Fourier transform multiplied by a complex exponential?

• Linearity

• Time shifting

• Frequency shifting

• Time scaling

What is the output of the system if the input signal is convolved with unit impulse signal?

• The signal is unchanged

• The signal is shifted in time

• The signal is scaled

• The signal is reversed

Which of the following statements about Fourier series is correct?

• Fourier series can only represent periodic signals

• Fourier series can represent both periodic and aperiodic signals

• Fourier series can only represent aperiodic signals

• Fourier series can only represent continuous-time signals