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DSP ala GPT

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Computers

University

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DSP ala GPT
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50 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A system is said to be linear if it satisfies:

Additivity and Homogeneity
Casuality and Stability
Memory and Time-Invariance
None of the above

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following is a correct statement for a linear system?

The output of a system is proportional to the input
The system response depends on the input but not on the system itself
The system output is the sum of inputs at various time instants
The system output is a weigthed sum of inputs at various time instants

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following conditions must a system satisfy to be considered time-invariant?

The output does no change with time shifts
The output only depends on the current input
The system behavior does not change with the time shifts
The output is constant

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

In a linear system, if the input is scaled by factor, the output will:

Scaled by the same factor
Not affected
Scaled by the reciprocal factor
Inverse Scaled

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The convolution of a signal with an impulse function δ[n] is:

The original signal
The time-shifted version of the signal
Zero
The time-reversed version of the signal

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The DFT of a sequence x[n] is equal to the convolution of the sequence with:

The unit impulse function
A periodic sequence of sinusoids
The system's impulse response
The frequency response of the system

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The concolution of a signal with a system's impulse response gives the system's:

Frequency Response
Transfer Function
Output Response
Pole-zero Diagram

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