Explore topic-wise MCQs in Signals & Systems Questions and Answers.

This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Signals & Systems Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

The system \(x(k) = 7(\frac{1}{3})^k \,u(-k-1) – 6(\frac{1}{2})^k \,u(k)\) is ___________

A. Causal
B. Anti-causal
C. Non-causal
D. Cannot be determined
Answer» D. Cannot be determined
Discussion
2.

A signal e-at sin (ωt) is the input to a real linear time-invariant system. Given K and ∅ are constants, the output of the system will be of the form Ke-bt sin (vt + ∅). The correct statement among the following is __________

A. b need not be equal to a but v must be equal to ω
B. v need not be equal to ω but b must be equal to a
C. b must be equal to a and v must be equal to ω
D. b need not be equal to a and v need not be equal to ω
Answer» B. v need not be equal to ω but b must be equal to a
Discussion
3.

If y(t) = ex(t), then the relation is _________

A. Dynamic
B. Static
C. Memory
D. Memoryless but not static
Answer» C. Memory
Discussion