Explore topic-wise MCQs in Signals Systems.

This section includes 2 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.

Decimation is the process of

A. Retaining sequence values of Xp[n] other than zeros
B. Retaining all sequences values of Xp[n]
C. Dividing the sequence value by 10
D. Multiplying the sequence value by 10
Answer» B. Retaining all sequences values of Xp[n]
Discussion
2.

Consider a sequence x(n) = [2, 4, 6, 8, 0, 1, 3, 5, 7, 9]. Down-sample the sequence by 3 and then up-sample by 2. The resulting sequence is:

A. [2, 0, 0, 0, 7, 0]
B. [2, 0, 0, 0, 0, 0, 7, 0, 0]
C. [2, 0, 8, 0, 3, 0, 9, 0]
D. [2, 2, 8, 8, 3, 3, 9, 9]
Answer» D. [2, 2, 8, 8, 3, 3, 9, 9]
Discussion