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).

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 3 of 11

Explore more Topics under Digital Image Processing (DIP)

01

Basics of Digital Image Processing

02

Digital Image Fundamentals

03

Intensity Transformations and Spatial Filtering

04

Filtering in Frequency Domain

05

Image Compression

06

Image Restoration and Reconstruction

07

Color Image Processing

08

Image Segmentation

09

Morphological Image Processing

10

Wavelet and Multiresolution Processing

Q21.

State for the validation of the statement:

“In general-purpose for a digital image of zooming and shrinking, where Bilinear Interpolation generally is the method of choice over nearest neighbor Interpolation”.

True

False

May be

Can't Say

Discuss

Answer: (a).True

Q22.

A pixel p at coordinates (x, y) has neighbors whose coordinates are given by:
(x+1, y), (x-1, y), (x, y+1), (x, y-1)
This set of pixels is called ____________

4-neighbors of p

Diagonal neighbors

8-neighbors

None of the mentioned

Discuss

Answer: (a).4-neighbors of p

Q23.

A pixel p at coordinates (x, y) has neighbors whose coordinates are given by:
(x+1, y+1), (x+1, y-1), (x-1, y+1), (x-1, y-1)
This set of pixels is called ____________

4-neighbors of p

Diagonal neighbors

8-neighbors

None of the mentioned

Discuss

Answer: (b).Diagonal neighbors

Q24.

What is the set of pixels of 8-neighbors of pixel p at coordinates (x, y)?

(x+1, y), (x-1, y), (x, y+1), (x, y-1), (x+2, y), (x-2, y), (x, y+2), (x, y-2)

(x+1, y), (x-1, y), (x, y+1), (x, y-1), (x+1, y+1), (x+1, y-1), (x-1, y+1), (x-1, y-1)

(x+1, y+1), (x+1, y-1), (x-1, y+1), (x-1, y-1), (x+2, y+2), (x+2, y-2), (x-2, y+2), (x-2, y-2)

(x+2, y), (x-2, y), (x, y+2), (x, y-2), (x+2, y+2), (x+2, y-2), (x-2, y+2), (x-2, y-2)

Discuss

Answer: (b).(x+1, y), (x-1, y), (x, y+1), (x, y-1), (x+1, y+1), (x+1, y-1), (x-1, y+1), (x-1, y-1)

Q25.

Two pixels p and q having gray values from V, the set of gray-level values used to define adjacency, are m-adjacent if:

q is in N4(p)

q is in ND(p) and the set N4(p) ∩ N4(q) has no pixels whose values are from V

Any of the mentioned

None of the mentioned

Discuss

Answer: (c).Any of the mentioned

Q26.

Let S, a subset of pixels in an image, is said to be a connected set if:

If for any pixel p in S, the set of pixels that are connected to it in Sis only one

If it only has one connected component

If S is a region

All of the mentioned

Discuss

Answer: (d).All of the mentioned

Q27.

Let R be a subset of pixels in an image. How can we define the contour of R?

If R is a region, and the set of pixels in R have one or more neighbors that are not in R

If R is an entire image, then the set of pixels in the first and last rows and columns of R

All of the mentioned

None of the mentioned

Discuss

Answer: (c).All of the mentioned

Q28.

The domain that refers to image plane itself and the domain that refers to Fourier transform of an image is/are :

Spatial domain in both

Frequency domain in both

Spatial domain and Frequency domain respectively

Frequency domain and Spatial domain respectively

Discuss

Answer: (c).Spatial domain and Frequency domain respectively

Q29.

What is the technique for a gray-level transformation function called, if the transformation would be to produce an image of higher contrast than the original by darkening the levels below some gray-level m and brightening the levels above m in the original image.

Contouring

Contrast stretching

Mask processing

Point processing

Discuss

Answer: (b).Contrast stretching

Q30.

For Image Enhancement a general-approach is to use a function of values of f (input image) in a predefined neighborhood of (x, y) to determine the value of g (output image) at (x, y). The techniques that uses such approaches are called ________

Contouring

Contrast stretching

Mask processing

None of the mentioned

Discuss

Answer: (c).Mask processing

Page 3 of 11

Welcome to the Image Enhancement MCQs Page

Image Enhancement MCQs | Page 3 of 11

Explore more Topics under Digital Image Processing (DIP)

Basics of Digital Image Processing

Digital Image Fundamentals

Intensity Transformations and Spatial Filtering

Filtering in Frequency Domain

Image Compression

Image Restoration and Reconstruction

Color Image Processing

Image Segmentation

Morphological Image Processing

Wavelet and Multiresolution Processing

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