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Welcome to the Image Enhancement MCQs Page

Dive deep into the fascinating world of Image Enhancement with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Image Enhancement, a crucial aspect of Digital Image Processing (DIP). In this section, you will encounter a diverse range of MCQs that cover various aspects of Image Enhancement, 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 Digital Image Processing (DIP).

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

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

Image Enhancement MCQs | Page 7 of 11

Explore more Topics under Digital Image Processing (DIP)

Q61.
Which of the following histogram processing techniques is global?

a.

Histogram Linearization

b.

Histogram Specification

c.

Histogram Matching

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q62.
What happens to the output image when global Histogram equalization method is applied on smooth and noisy area of an image?

a.

The contrast increases little bit with considerable enhancement of noise

b.

The result would have a fine noise texture

c.

All of the mentioned

d.

None of the mentioned

Discuss
Answer: (a).The contrast increases little bit with considerable enhancement of noise
Q63.
In terms of enhancement, what does mean and variance refers to?

a.

Average contrast and average gray level respectively

b.

Average gray level and average contrast respectively

c.

Average gray level in both

d.

Average contrast in both

Discuss
Answer: (b).Average gray level and average contrast respectively
Q64.
What is standard deviation value for constant area?

a.

0

b.

1

c.

-1

d.

None of the mentioned

Discuss
Answer: (a).0
Q65.
For a local enhancement using mean and variance, what happens if the lowest value of contrast is not restricted as per the willingness of acceptance of value?

a.

There wouldn’t be any enhancement

b.

Enhancement will occur for areas with standard deviation value > 1

c.

Enhancement of the constant areas will also be the part of procedure

d.

Enhancement will occur for areas with standard deviation value > 0 and < 1

Discuss
Answer: (c).Enhancement of the constant areas will also be the part of procedure
Q66.
Logic operations between two or more images are performed on pixel-by-pixel basis, except for one that is performed on a single image. Which one is that?

a.

AND

b.

OR

c.

NOT

d.

None of the mentioned

Discuss
Answer: (c).NOT
Q67.
Which of the following logical operator(s) is/are functionally complete?

a.

AND

b.

OR

c.

NOT

d.

All of the mentioned

Discuss
Answer: (d).All of the mentioned
Q68.
While implementing logic operation on gray-scale images, the processing of pixel values is done as __________

a.

String of integer numbers

b.

String of floating numbers

c.

String of binary numbers

d.

None of the mentioned

Discuss
Answer: (c).String of binary numbers
Q69.
What is the equivalent for a black, 8-bit pixel to be processed under logic operation on gray scale image?

a.

A string: 00000000

b.

A string: 11111111

c.

A string: 10000000

d.

A string: 01111111

Discuss
Answer: (a).A string: 00000000
Q70.
Which of the following operation(s) is/are equivalent to negative transformation?

a.

AND

b.

OR

c.

NOT

d.

All of the mentioned

Discuss
Answer: (c).NOT
Page 7 of 11

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