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Welcome to the Digital Signal Processing MCQs Page

Dive deep into the fascinating world of Digital Signal Processing with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Digital Signal Processing, a crucial aspect of MATLAB. In this section, you will encounter a diverse range of MCQs that cover various aspects of Digital Signal Processing, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within MATLAB.

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Check out the MCQs below to embark on an enriching journey through Digital Signal Processing. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of MATLAB.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Digital Signal Processing. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Digital Signal Processing MCQs | Page 7 of 8

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Q61.
What is the output of the following code? 
ztrans(exp(2*n),z)

a.

z/(z – exp(2))

b.

z/(z – exp(-2))

c.

z/(z + exp(-2))

d.

z/(z + exp(2))

Discuss
Answer: (a).z/(z – exp(2))
Q62.
The bilateral Z-transform ranges from ____________

a.

-∞ to ∞

b.

0 to ∞

c.

-∞ to 0

d.

Does not exist

Discuss
Answer: (a).-∞ to ∞
Q63.
The R.O.C. of a unit step function is __________

a.

|z|>|1|

b.

Entire z plane except z=0

c.

Entire z plane except z=∞

d.

Does not exist

Discuss
Answer: (a).|z|>|1|
Q64.
What is the relationship b/n laplace transform and z-transform of a function?

a.

Impulse invariant transformation

b.

z=e⁻ˢᵀ

c.

s=jw

d.

s=σ

Discuss
Answer: (a).Impulse invariant transformation
Q65.
If σ<0, the point in the z plane lies __ of the circle |z|=1.

a.

Interior

b.

Exterior

c.

On the circumference

d.

Nowhere near

Discuss
Answer: (a).Interior
Q66.
What is the T in the relation z=eˢᵀ?

a.

Sampling Period

b.

Time Period

c.

Normal Period

d.

Average Period

Discuss
Answer: (a).Sampling Period
Q67.
The Z-transform is only for discrete signals.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q68.
The Z-transform doesn’t follow the linearity principle.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q69.
The unit delay operator can be thought of in the z-domain as ___________

a.

Multiplication by z⁻¹

b.

Multiplication by z

c.

Multiplication by z⁻²

d.

Multiplication by z²

Discuss
Answer: (a).Multiplication by z⁻¹
Q70.
The convolution of a signal in time domain can be viewed as __________

a.

Multiplication in z-domain

b.

Squaring in z-domain

c.

Doubling the signal in z-domain

d.

Convolution in z-domain

Discuss
Answer: (a).Multiplication in z-domain
Page 7 of 8

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