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Signal Processing Quiz

Authored by Mrs. 1197

Professional Development

University

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Signal Processing Quiz
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17 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Compute the amplitude scaled signal 3x[n], if x[n]={1,-1, 2,-2}.

{3, -3, 6, -6}

{1, 2}

{1, -1}

{2, 4}

{2, 2, 1}

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Identify the signal having an amplitude of one only at the time 't'=0

Impulse Signal

Step Signal

Ramp Signal

Sinusoidal Signal

Rectangular Signal

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Identify the signal having an amplitude equal to time 'n' for n>=0

Ramp Signal

Impulse Signal

Step Signal

Sinusoidal Signal

Rectangular Signal

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Select the relevant signal that best represents the response of a system to an ideal shock input:

Impulse signal

Ramp signal

Step signal

Sinusoidal signal

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Recognize the correct statement regarding the behaviour of the unit step signal u(t):

u(t)=0 for t<0and u(t)=1 for t≥0

u(t)=1for all t

u(t)=∞ at t=0

u(t)is undefined for t<0

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

To obtain x(- 4n) from the given signal x(n), choose the operation precedence (or priority) rule used on the independent variable 'n'.

Time reversal->Time scaling

Time shifting ->Time Reflection

Time reflection -> Time shifting

Time scaling-> Time shifting

Time reversal-> Amplitude scaling

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

To obtain x(-n+9) from the given signal x(n), choose the operation precedence (or priority) rule used on the independent variable 'n'.

Time reflection -> Time shifting

Time reversal->Time scaling

Time shifting ->Time Reflection

Time scaling-> Time shifting

Time reversal-> Amplitude scaling

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