Explore topic-wise MCQs in Digital Image Processing.

This section includes 68 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Image Processing knowledge and support exam preparation. Choose a topic below to get started.

51.

Digitizing the coordinate values is called

A. radiance
B. illuminance
C. sampling
D. quantization
Answer» D. quantization
52.

The smallest element of an image is called

A. pixel
B. dot
C. coordinate
D. digits
Answer» B. dot
53.

For Dynamic range ratio the lower limit is determined by

A. Saturation
B. Brightness
C. Noise
D. Contrast
Answer» D. Contrast
54.

Imaging systems having physical artefacts embedded in the imaging sensors produce a set of points called __________

A. Tie Points
B. Control Points
C. Reseau Marks
D. None of the Mentioned
Answer» D. None of the Mentioned
55.

How is sampling been done when an image is generated by a single sensing element combined with mechanical motion?

A. The number of sensors in the strip defines the sampling limitations in one direction and Mechanical motion in the other direction.
B. The number of sensors in the sensing array establishes the limits of sampling in both directions.
C. The number of mechanical increments when the sensor is activated to collect data.
D. None of the mentioned.
Answer» D. None of the mentioned.
56.

Validate the statement:“For a given image in one-dimension given by function f(x, y), to sample the function we take equally spaced samples, superimposed on the function, along a horizontal line. However, the sample values still span (vertically) a continuous range of gray-level values. So, to convert the given function into a digital function, the gray-level values must be divided into various discrete levels.”

A. True
B. False
C. May be
D. Can't Say
Answer» B. False
57.

The innermost membrane of the eye is

A. eye lid
B. cornea
C. retina
D. sclera
Answer» D. sclera
58.

Changing the overall sensitivity of the image is called

A. illumination
B. brightness
C. brightness adaption
D. illumination adaption
Answer» D. illumination adaption
59.

The cornea is the tough transparent tissues that covers eye's

A. eye lid
B. lashes
C. anterior
D. exterior
Answer» D. exterior
60.

In MxN, M is no of

A. intensity levels
B. colors
C. rows
D. columns
Answer» D. columns
61.

Digital images are displayed as a discrete set if

A. values
B. numbers
C. frequencies
D. intensities
Answer» E.
62.

Imaging system produces

A. high resolution image
B. voltage signal
C. digitized image
D. analog signal
Answer» D. analog signal
63.

Each element of the matrix is called

A. dots
B. coordinate
C. pixels
D. value
Answer» D. value
64.

Sensor strip mounted in a ring configuration is used in

A. microscopy
B. medical
C. industry
D. radar
Answer» C. industry
65.

1024 x 1024 image has resolution of

A. 1048576
B. 1148576
C. 1248576
D. 1348576
Answer» B. 1148576
66.

Radio wave band encompasses

A. audio
B. AM
C. FM
D. Both b and c
Answer» E.
67.

The lens is made up of concentric layers of

A. strong cells
B. inner cells
C. fibrous cells
D. outer cells
Answer» D. outer cells
68.

L = 23 would have

A. 2 levels
B. 4 levels
C. 6 levels
D. 8 levels
Answer» E.