Hey!! Guys, welcome to our blog. I hope this article is quite useful for you. This is the set of digital image processing MCQs or Multiple choice questions on digital image processing.
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Digital Image Processing MCQs:
1.) Type of Interpolation where the intensity of 4 neighboring pixels uses to obtain intensity a new location is called ___________
a) cubic interpolation
b) nearest-neighbor interpolation
c) bilinear interpolation
d) bicubic interpolation
Answer: (c).bilinear interpolation
2) Imaging in geological exploration, industry and medicine uses
3.) Tomography is the algorithm that uses images
4.) Major use of gamma rays imaging includes
b) astronomical observations
Answer: (b).astronomical observations
5.) How many different frames are required for analyzing a 3D image?
Explanation: 5 different frames are required for analyzing a 3d image.
6.) If f(x,y) is a image function of 2 variables, then the first-order derivative of a one-dimensional function, f(x) is:
Answer: (a) .f(x+1)-f(x)
Explanation: The first order derivative of a single dimensional function is the difference between f(x) and f(x+1).
7.) It is not a the source of images.
8.) Which frame uses for co-relating objects in a 3 dimensional world.
9.) What is use of Camera coordinate frame?
Answer: The Camera coordinate frame is used to relate the objects wrt the camera.
10.) A pixel in the digital image processing can also be defined as
a) The tiniest division the CCD array is also known as a pixel.
b) The largest division the CCD array is also known as the pixel.
c) both a) and b)
d) None of the above
11.) Which of the options fails to work on dark intensity distributions?
a) The Laplacian Transform
b) Gaussian Transform
c) The Histogram Equalization
d) Power-law Transformation
Answer: (c).Histogram Equalization
12.) The typical size comparable in quality to monochromatic TV image is of size.
a) 256 X 256
b) 512 X 512
c) 1920 X 1080
d) 1080 X 1080
Answer: (b).512 X 512
13.) What is the Calculating the size of image formation?
b) Y= z/f
c) None of the above
d) Y = -F/Z
14.) What is the formula for the calculation of total number of combinations of bit
c)None of the above
15.) Which method is used to generate a processed image that has a specified histogram?
a) linearization of a histogram
b) equalization of a histogram
c) The Histogram matching
d) Histogram processing
16.)What does “eliminated” refer to in median filter?
a) Force to the average intensity of neighbors
b) Force to median intensity of neighbors
c) Eliminate median value of pixels
d) None of the Mentioned
Answer: (b).Force to median intensity of neighbors
Explanation: Force refers to forcing to median intensity of neighbors.
17.) The white color in the image processing can be calculated as…
a) White color = (2)^bpp-1
b) White color = (2)^bpp
c) White color = (3)^bpp-1
d) None of the mentioned
18.)In 4-neighbors of a pixel p, how far are each of the neighbors located from p?
a) one pixel apart
b) four pixels apart
c) alternating pixels
d) none of the Mentioned
Answer: (a).one pixel apart
19.) The size of an image depends upon which three things?
a) Number of rows
b) Number of columns
c) Number of bits per pixel
d) all of these
20). While Zooming, In order to perform a gray-level assignment for any point in the overlay, we assign its grey level to the new pixel in the grid its closest pixel in the original image. What’s this method of grey-level assignment called?
a) Neighbor Duplication
c) Nearest neighbor Interpolation
d) None of the mentioned
Answer: (c).Nearest neighbor Interpolation
21.)The transformation s = T(r) produces a gray level s for each pixel value r of the input image. Then, if the T(r) is monotonically increasing in interval 0 ≤ r ≤ 1, what does it signify?
a) It guarantees the existence of the inverse transformation
b) It is needed to restrict the producing of some inverted gray levels in the output
c) It ensures that the gray output level and the input gray level will be in the same range
d) All of the mentioned
Answer: (b). It is needed to restrict the producing of some inverted gray levels in the output
22.)The transformation formula T (rk) = ∑k(j=0) nj /n, k = 0, 1, 2, …, L-1, where L is maximum gray value possible and r-k is the kth gray level, is called _______
a) Histogram linearization
b) Histogram equalization
c) All of the mentioned
d) None of the mentioned
Answer: (c).All of the mentioned
23.) What is the expanded form of JPEG?
a) Joint Photographic Expansion Group
b) Joint Photographic Experts Group
c) joint Photographs Expansion Group
d) Joint Photographic Expanded Group
Answer: (b).Joint Photographic Experts Group
24.) Wavelength of visible green ranges from
25.) Remote sensing is an application of
a) gamma rays
c) visible and infrared
Answer: (c).visible and infrared
In this article of digital image processing, we presented some of the Digital Image Processing MCQs. I hope it will help you with your exams or interview questions.
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