Explore topic-wise MCQs in Signals & Systems.

This section includes 6 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.

If the input-output relationship is given by y(t) = 2x(t) d dx x(t). What kind of system it represents?

A. Linear system
B. Non linear system
C. LTI system
D. Linear but time-invariant system
Answer» C. LTI system
Discussion
2.

Determine the nature of the system: y[n] = x[n]x[n 1] with unit impulse function as an input.

A. Dynamic, output always zero, non-invertible
B. Static, output always zero, non-invertible
C. Dynamic, output always 1, invertible
D. Dynamic, output always 1, invertible
Answer» B. Static, output always zero, non-invertible
Discussion
3.

Is the system time invariant: y(t) = x(4t)?

A. YES
B. NO
Answer» C.
Discussion
4.

Which among the following is an invertible system?

A. y[n] = 0
B. y[n] = 2x[n]
C. y(t) = x<sup>2</sup>(t)
D. y(t) = dx(t)/dt
Answer» C. y(t) = x<sup>2</sup>(t)
Discussion
5.

An inverse system with the original system gives an output equal to the input. How is the inverse system connected to the original system?

A. Series
B. Cascaded
C. parallel
D. No connection
Answer» D. No connection
Discussion
6.

Which one of the following is an example of a system with memory?

A. Identity System
B. Resistor
C. y(n)=x(n)-2x(n)
D. Accumulator
Answer» E.
Discussion