Quiz: Digital Image Processing

10 Questions | Total Attempts: 82

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Quiz: Digital Image Processing - Quiz

Do you understand Digital Image Processing? If you believe you understand this topic well, take this DIP quiz and test your knowledge. Digital Image Processing is basically the use of a digital computer to process digital images using an algorithm. Here, we have a few questions that will help you test your knowledge and enhance it. Even if you miss out on something, we are here to provide you with the correct answers. All the best! Do share the quiz with others.


Questions and Answers
  • 1. 
    Consider image I (0-16 level)= [ 1 2 3; 0 1 8; 1 2 2].  Apply 3*3 mean filter over the only pixel with intensity value “8,” new intensity value will be
    • A. 

      6

    • B. 

      8

    • C. 

      2

    • D. 

      16

  • 2. 
    If the pixels of an image are shuffled, then the parameter that may change is  
    • A. 

      Histogram

    • B. 

      Mean

    • C. 

      Median

    • D. 

      Mode

    • E. 

      None

  • 3. 
    The sum of all elements in the mask of the sharpening spatial filtering (Laplacian) must be equal to  
    • A. 

      M rows

    • B. 

      n columns

    • C. 

      M * n

    • D. 

      0

  • 4. 
    Edge detection in images is commonly accomplished by performing a spatial ------of the image field. 
    • A. 

      Smoothing Filter

    • B. 

      Box Filter

    • C. 

      Sharpening Filter

    • D. 

      Mean Filter

  • 5. 
    To remove "salt-and-pepper" noise without blurring, we use 
    • A. 

      Max Filter

    • B. 

      Median Filter

    • C. 

      Min Filter

    • D. 

      Smoothing Filter

  • 6. 
    Compute the median value of the marked pixels shown in the figure below using a 3x3 mask [18 22 33 25 32 24; 34 128 24 172 26 23; 22 19 32 31 28 26  ]
    • A. 

      25 30

    • B. 

      24 26

    • C. 

      24 31

    • D. 

      25 34

  • 7. 
    How do you bring out more of the skeletal detail from a Nuclear Whole Body Bone Scan?
    • A. 

      Sharpening

    • B. 

      Enhancing

    • C. 

      Transformation

    • D. 

      None of the mentioned

  • 8. 
    The type of Histogram Processing in which pixels are modified based on the intensity distribution of the image is called _______________.
    • A. 

      Intensive

    • B. 

      Local

    • C. 

      Global

    • D. 

      Random

  • 9. 
    In the _______ image, we notice that the components of the histogram are concentrated of the low side of the intensity scale.
    • A. 

      Bright

    • B. 

      dark

    • C. 

      Colorful

    • D. 

      All of the Mentioned

  • 10. 
    Two Different images may have the same histograms. The statement is 
    • A. 

      True

    • B. 

      False

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