Explore topic-wise MCQs in Signals & Systems.

This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Signals & Systems knowledge and support exam preparation. Choose a topic below to get started.

1.

y(t) = 5x(t) + 6 d dx x(t) Is an example for _____ system.

A. Time varying
B. Time invariant
C. Time varying and linear
D. Time varying and non linear
Answer» C. Time varying and linear
Discussion
2.

y(t) = 2x(t) + 3t d dx x(t) Is an example for _____

A. Time invariant system
B. Time varying system
C. LTI system
D. Time invariant and linear system
Answer» C. LTI system
Discussion
3.

Is Ideal low pass filter is an example for Non causal system?

A. True
B. False
Answer» B. False
Discussion
4.

An example for non-causal system is ________

A. Amplifier
B. Oscillator
C. Rectifiers
D. Does not exists
Answer» E.
Discussion
5.

Which of the following systems is memory less?

A. y(t) = 2x(t) + <sup>d</sup> <sub>dx</sub> x(t)
B. y(t) = 2x<sup>2</sup> (t) + <sup>d</sup> <sub>dx</sub> x(t)
C. y(t) = x(t)dt
D. y(t) = 2x<sup>2</sup> (t)
Answer» E.
Discussion
6.

The input- output relation of a device is represented asi(t)=ao+a1v1(t)+a2v2 (t)+ . Does this device have memory?

A. Has memory
B. Does not have memory
C. It is dynamic
D. Insufficient information
Answer» C. It is dynamic
Discussion
7.

If x(t)= (t-1) and y(t)= e-t. This is an example for ______ system.

A. Stable
B. BIBO
C. Bounded input
D. Unstable
Answer» E.
Discussion
8.

What is a stable system?

A. If every bounded input results in the bounded output
B. If every bounded input results in an unbounded output
C. If every unbounded input results in a bounded output
D. If unbounded input results in bounded as well as unbounded output
Answer» B. If every bounded input results in an unbounded output
Discussion