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Digital Image Processing Practice Test 4

# Line Detection in Digital Image Processing MCQ Questions and Answers PDF - 4

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The MCQ Quiz For finding horizontal lines we use mask of values: [2 -1 -1; -1 2 -1; -1 -1 2], [-1 -1 -1; 2 2 2; -1 -1 -1], [-1 2 -1; -1 2 -1; -1 2 -1] and [-1 -1 2; -1 2 -1;2 -1 -1] with "Line Detection in Digital Image Processing" App APK Download (Free) for BSc computer science. Study image segmentation questions and answers, Apple Book to download free sample for software engineering online courses.

## Line Detection in Digital Image Processing MCQ with Answers : Quiz 4

MCQ 16: For finding horizontal lines we use mask of values

A) [-1 -1 -1; 2 2 2; -1 -1 -1]
B) [2 -1 -1; -1 2 -1; -1 -1 2]
C) [-1 2 -1; -1 2 -1; -1 2 -1]
D) [-1 -1 2; -1 2 -1;2 -1 -1]

MCQ 17: If the inner region of the object is textured then approach we use is

A) discontinuity
B) similarity
C) extraction
D) recognition

MCQ 18: PDF in image processing is called

A) probability degraded function
B) probability density function
C) probabilistic degraded function
D) probabilistic density function

MCQ 19: The horizontal gradient pixels are denoted by

A) Gx
B) Gy
C) Gt
D) Gs

MCQ 20: To avoid the negative values taking absolute values in lapacian image doubles

A) thickness of lines
B) thinness of lines
C) thickness of edges
D) thinness of edges

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