MCQ On Digital Image Processing

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Mcq on digital image processing:

1.) What is a pixel?

1. Spatial coordinates
2. Two-dimensional function
3. Image elements
4. Plane coordinates  

2.) Identify the secondary colors of light.

1. Cyan, magenta 
2. Magenta, Yellow
3. Cyan, Magenta, Yellow 
4. Red, Green, Blue   

3.) For a continuous image f(x, y), how could be Sampling defined?

1. Digitizing the coordinate values
2. Digitizing the amplitude values
3. All of the mentioned
4. None of the mentioned   

4.) What are the basic quantities that are used to describe the quality of a chromatic light source?

1. Radiance, brightness, and wavelength
2. Brightness and luminance
3. Radiance, brightness, and luminance
4. Luminance and radiance

5.) A binary image contains how many values?

1. 2
2. 5
3. 6
4. 1                      

6.) Digitizing the coordinate values is called

1. Quantization
2. Sampling
3. Zooming
4. Shrinking                            

7.) D_e , Euclidean distance between the pixels p and q with coordinates (x,y) and (s,t) is 

1. │x-s│ +│y-t│
2. Max{│x-s│,│y-t│}
3. Min{│x-s│,│y-t│}
4. {│x-s│² +│y-t│²}^1/2  

8.) How many types of Image processing?

1. Analog image processing
2. Digital image processing
3. both a) and b)
4. None of the above

9.) The digital image processing work with………….that performs operations on a digital image.  

1. a analog system
2. a digital system
3. both a) and b)
4. None of the above

10.) It is one of the examples of Analog Signals.

1. Human Voice
2. Digital system
3. both a) and b)
4. None of the above                            

11.) A first portable camera was developed by 

1. Johann Zahn
2. Muslim scientist
3. Ibn al-Haitham
4. None of the above         

12.) When was the First photo taken?

1. 1816
2. 1814
3. 1820
4. 1864

13.) 24 bit color format also known as …..?

1. True color format.
2. red color format
3. bath a) and b)
4. Null  

 14.)  Histogram equalization is used to 

1. Enhance the contrast of an image
2. Remove the noises present in an image
3. Find the contours present in an image
4. Find the equality present in various regions.    

15.) Images quantised with insufficient brightness levels is lead to the occurrence of ____________

1. Pixillation
2. Blurring
3. False Contours
4. None of the Mentioned

16.) The human visual system structures its low-level representations is known as 

1. Perceptual organization.
2. Pragmatic modeling
3. Pragmatic matching
4. Visualization. 

17.) Mathematical analysis of the human visual process is invented by

1. Euler
2. Prewitt 
3. Marr
4. Gaussian 

18.) HYPER (Hypothesis Predicted and Evaluated Recursively) tool uses

1. 2-D models of industrial parts to match against 2-D image data.
2. 3-D models of medical images to match 2-D image data.
3. 2-D satellite images to 3-D models.
4. 2 _½-D model to 3-D model                                     

19.)  In which dimension strip is used in the analog camera?

1. 35mm
2. 40mm
3. 70mm
4. none of the above

20.) What is the decimal code of red?
a) (255,0,1)
b) (255,0,0)
c) (255,1,0)
d) none of these

21. What are Leica and Argus?

Answer: The Leica and argus are the two analog cameras that were developed in 1925 and in 1939, respectively.

22. When the digital camera is launched?
a) 1981
b) 1982`
c) 1864
d) None of the mentioned

23. It is one of the applications of image processing.
a) Medical field
b) Digitizing the amplitude values
c) All of the mentioned
d) None of the mentioned

24.) What is video Processing?

Answer: A video processing is a fast movement of photos

25.) How many types of dimensions of signals?

1. 1
2. 2
3. 3
4. 4

If you missed the previous article of MCQ on digital image processing then click here.

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