Dip Quiz IT C

10 Questions | Total Attempts: 52

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Dip Quiz IT C


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

      Bright

    • B. 

      dark

    • C. 

      Colourful

    • D. 

      All of the Mentioned

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

      True

    • B. 

      False

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