Practice Signals Systems Exam Multiple Choice Questions with Answers Quiz-1 - MCQGeeks.com

Q.1.

For the system y (t) = x2(t), which of the following holds true?

a) Invertible
b) Non-Invertible
c) Invertible as well as Non-Invertible in its respective domains
d) Cannot be determined

Explanation

Q.2.

For the system, y (t) = u{x (t)} which of the following holds true?

a) System is Linear, time-invariant, causal and stable
b) System is time-invariant, causal and stable
c) System is causal and stable
d) System is stable

Explanation

Q.3.

For the system, y (t) = x (t-– x (3-t) which of the following holds true?

a) System is Linear, time-invariant, causal and stable
b) System is time-invariant, causal and stable
c) System is Linear, time-invariant and stable
d) System is Linear, time-invariant and causal

Explanation

Q.4.

For the system, y (t) = cos 2πt x (t), which of the following holds true?

a) System is Linear, time-invariant, causal and stable
b) System is time-invariant, causal and stable
c) System is Linear, causal and stable
d) System is Linear, time-invariant and stable

Explanation

Q.5.

For the system, y (t) = |x (t)|, which of the following holds true?

a) System is Linear, time-invariant, causal and stable
b) System is Linear, time-invariant and causal
c) System is Linear, time-invariant and stable
d) System is Linear, causal and stable

Explanation

Q.6.

The impulse response of a continuous time LTI system is H (t) = e-|t|. The system is ___________

a) Causal and stable
b) Causal but not stable
c) Stable but not causal
d) Neither causal nor stable

Explanation

Q.7.

The impulse response of a continuous time LTI system is H (t) = e-t u (3-t). The system is __________

a) Causal and stable
b) Causal but not stable
c) Stable but not causal
d) Neither causal nor stable

Explanation

Q.8.

The impulse response of a continuous time LTI system is H (t) = e-t u (t-2). The system is __________

a) Causal and stable
b) Causal but not stable
c) Stable but not causal
d) Neither causal nor stable

Explanation