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Welcome to the Filtering in Frequency Domain MCQs Page

Dive deep into the fascinating world of Filtering in Frequency Domain with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Filtering in Frequency Domain, a crucial aspect of Digital Image Processing (DIP). In this section, you will encounter a diverse range of MCQs that cover various aspects of Filtering in Frequency Domain, 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 Filtering in Frequency Domain. 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 Filtering in Frequency Domain. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Filtering in Frequency Domain MCQs | Page 4 of 6

Explore more Topics under Digital Image Processing (DIP)

Q31.
Zooming can be done using

a.

pixel replication

b.

bicubic interpolation

c.

bilinear interpolation

d.

under sampling

Discuss
Answer: (a).pixel replication
Q32.
Low pass filters are used for image

a.

contrast

b.

sharpening

c.

blurring

d.

resizing

Discuss
Answer: (c).blurring
Q33.
The sampled frequency less than the nyquist rate is called

a.

under sampling

b.

over sampling

c.

critical sampling

d.

nyquist sampling

Discuss
Answer: (a).under sampling
Q34.
The phase angle is represented by the formula

a.

sine(x/y)

b.

arcsine(x/y)

c.

tan(x/y)

d.

arctan(x/y)

Discuss
Answer: (d).arctan(x/y)
Q35.
Fourier stated that the periodic function is expressed as sum of

a.

sine

b.

cosine

c.

tangent

d.

Both a and b

Discuss
Answer: (d).Both a and b
Q36.
Convolution of two functions means rotating one function at angle of

a.

360

b.

270

c.

90

d.

180

Discuss
Answer: (d).180
Q37.
Image enhancement traditionally included

a.

smoothing

b.

sharpening

c.

degradation

d.

Both a and b

Discuss
Answer: (d).Both a and b
Q38.
Even functions are said to be

a.

symmetric

b.

antisymmetric

c.

periodic

d.

aperiodic

Discuss
Answer: (a).symmetric
Q39.
Zooming of image is viewed as

a.

under sampling

b.

over sampling

c.

critical sampling

d.

nyquist sampling

Discuss
Answer: (b).over sampling
Q40.
The effect caused by under sampling is called

a.

smoothing

b.

sharpening

c.

summation

d.

aliasing

Discuss
Answer: (d).aliasing
Page 4 of 6

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