Question 1

The distance between pixels p and q, the pixels have a distance less than or equal to some value of radius r centred at (x,y)  is called :

Accepted Answer

A)  euclidean distance
B)  city-block distance
C)  chessboard distance
D)  none of the mentionedE) None of the above
F) C) and D)

Question 2

Quantitatively, spatial resolution cannot be represented in which of the following ways

Accepted Answer

A)  line pairs
B)  pixels
C)  dots
D)  none of the mentionedE) B) and C)
F) A) and D)

Question 3

The smallest discernible change in intensity level is called ____________

Accepted Answer

A)  intensity resolution
B)  contour
C)  saturation
D)  contrastE) B) and C)
F) A) and C)

Question 4

The process of using known data to estimate values at unknown locations is called

Accepted Answer

A)  acquisition
B)  interpolation
C)  pixelation
D)  none of the mentionedE) A) and B)
F) A) and D)

Question 5

For Dynamic range ratio the lower limit is determined by

Accepted Answer

A)  saturation
B)  brightness
C)  noise
D)  contrastE) B) and C)
F) A) and B)

Question 6

If an image contains K disjoint regions, what does the union of all the regions represent?

Accepted Answer

A)  background
B)  foreground
C)  outer border
D)  inner borderE) A) and D)
F) B) and D) B

Question 7

The procedure done on a digital image to alter the values of its individual pixels is

Accepted Answer

A)  neighbourhood operations
B)  image registration
C)  geometric spacial transformation
D)  single pixel operationE) A) and B)
F) A) and C)

Question 8

If S is a subset of pixels, pixels p and q are said to be ____________ if there exists a path between them consisting of pixels entirely in S.

Accepted Answer

A)  continuous
B)  ambiguous
C)  connected
D)  none of the mentionedE) All of the above
F) None of the above

Question 9

Images quantised with insufficient brightness levels will lead to the occurrence of ____________

Accepted Answer

A)  pixillation
B)  blurring
C)  false contours
D)  none of the mentionedE) All of the above
F) A) and C)

Question 10

The distance between pixels p and q, the pixels have a distance less than or equal to some value of radius r, form a square centred at (x,y)  is called :

Accepted Answer

A)  euclidean distance
B)  chessboard distance
C)  city-block distance
D)  none of the mentionedE) C) and D)
F) None of the above

Question 11

The transition between continuous values of the image function and its digital equivalent is called ______________

Accepted Answer

A)  quantisation
B)  sampling
C)  rasterisation
D)  none of the mentionedE) A) and D)
F) All of the above

Question 12

Two regions are said to be ___________ if their union forms a connected set.

Accepted Answer

A)  adjacent
B)  disjoint
C)  closed
D)  none of the mentionedE) C) and D)
F) A) and B)

Question 13

The distance between pixels p and q, the pixels have a distance less than or equal to some value of radius r, form a diamond centred at (x,y)  is called :

Accepted Answer

A)  euclidean distance
B)  chessboard distance
C)  city-block distance
D)  none of the mentionedE) A) and C)
F) A) and B) C

Question 14

In 4-neighbours of a pixel p, how far are each of the neighbours located from p?

Accepted Answer

A)  one pixel apart
B)  four pixels apart
C)  alternating pixels
D)  none of the mentionedE) None of the above
F) B) and C)

Question 15

The type of Interpolation where the intensity of the FOUR neighbouring pixels is used to obtain intensity a new location is called ___________

Accepted Answer

A)  cubic interpolation
B)  nearest neighbour interpolation
C)  bilinear interpolation
D)  bicubic interpolationE) All of the above
F) A) and B)

Question 16

Dynamic range of imaging system is a ratio where the upper limit is determined by

Accepted Answer

A)  saturation
B)  noise
C)  brightness
D)  contrastE) All of the above
F) B) and D)

Question 17

Which of the following is NOT is not a type of Adjacency?

Accepted Answer

A)  4-adjacency
B)  8-adjacency
C)  m-adjacency
D)  none of the mentionedE) B) and D)
F) B) and C) D

Question 18

_____________ is the effect caused by the use of an insufficient number of intensity levels in smooth areas of a digital image.

Accepted Answer

A)  gaussian smooth
B)  contouring
C)  false contouring
D)  interpolationE) All of the above
F) A) and B)

Question 19

In Geometric Spacial Transformation, points whose locations are known precisely in input and reference images.

Accepted Answer

A)  tie points
B)  key-points
C)  known pointsD) None of the above
E) All of the above

Question 20

For a region R, the set of points that are adjacent to the complement of R is called as ________

Accepted Answer

A)  boundary
B)  border
C)  contour
D)  all of the mentionedE) A) and B)
F) A) and C)

Exam 2: Digital Image Processing Terminology and Concepts

The distance between pixels p and q, the pixels have a distance less than or equal to some value of radius r centred at (x,y) is called :

Correct AnswerverifiedShow Answer

Quantitatively, spatial resolution cannot be represented in which of the following ways

Correct AnswerverifiedShow Answer

The smallest discernible change in intensity level is called ____________

Correct AnswerverifiedShow Answer

The process of using known data to estimate values at unknown locations is called

Correct AnswerverifiedShow Answer

For Dynamic range ratio the lower limit is determined by

Correct AnswerverifiedShow Answer

If an image contains K disjoint regions, what does the union of all the regions represent?

Correct AnswerverifiedB

The procedure done on a digital image to alter the values of its individual pixels is

Correct AnswerverifiedShow Answer

If S is a subset of pixels, pixels p and q are said to be ____________ if there exists a path between them consisting of pixels entirely in S.

Correct AnswerverifiedShow Answer

Images quantised with insufficient brightness levels will lead to the occurrence of ____________

Correct AnswerverifiedShow Answer

The distance between pixels p and q, the pixels have a distance less than or equal to some value of radius r, form a square centred at (x,y) is called :

Correct AnswerverifiedShow Answer

The transition between continuous values of the image function and its digital equivalent is called ______________

Correct AnswerverifiedShow Answer

Two regions are said to be ___________ if their union forms a connected set.

Correct AnswerverifiedShow Answer

The distance between pixels p and q, the pixels have a distance less than or equal to some value of radius r, form a diamond centred at (x,y) is called :

Correct AnswerverifiedC

In 4-neighbours of a pixel p, how far are each of the neighbours located from p?

Correct AnswerverifiedShow Answer

The type of Interpolation where the intensity of the FOUR neighbouring pixels is used to obtain intensity a new location is called ___________

Correct AnswerverifiedShow Answer

Dynamic range of imaging system is a ratio where the upper limit is determined by

Correct AnswerverifiedShow Answer

Which of the following is NOT is not a type of Adjacency?

Correct AnswerverifiedD

_____________ is the effect caused by the use of an insufficient number of intensity levels in smooth areas of a digital image.

Correct AnswerverifiedShow Answer

In Geometric Spacial Transformation, points whose locations are known precisely in input and reference images.

Correct AnswerverifiedShow Answer

For a region R, the set of points that are adjacent to the complement of R is called as ________

Correct AnswerverifiedShow Answer

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C

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D

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