WorksheetsIMAGE PROCESSING 1
Total questions: 35
Worksheet time: 19mins
Typically, a .jpg file will be a larger file than a .txt file
True
False
Black and white pixels of image are represented in matrix as
1 and 2
0 and 1
0 and 2
0 and -1
Typically, a .jpg file will be a larger file than a .txt file
True
False
Identify the common file formats for raster images:
.html, .htm
.svg, .eps, .xml
.doc, .ppt, .xls
.bmp, .jpg, .gif, .jpeg
For an image f(x,y), the amplitude at any position x,y is called(Answer all the correct options)
binary level
Intensity
Gray level
decimal level
Digital imaging is done using
Gamma rays
X-rays
UV/IR rays
visible light
All the above
The Euclidean Distance between a point p with co-ordiantes (0,0) and a point q with coordinates (3,3) is
sqrt(18)
18
9
3
How does picture formation in the eye vary from image formation in a camera?
Fixed focal length
Varying distance between lens and imaging plane
No difference
Variable focal length
What is Digital Image Processing?
It’s an application that alters digital videos
It is the processing digital images by means of a digital computer.
It’s a system that manipulates digital medias
It’s a machine that allows altering digital images
What are the categories of digital image processing?
Image Enhancement
Image Classification and Analysis
Image Transformation
All of the mentioned
Which of the following statement describe the term pixel depth?
It is the number of units used to represent each pixel in RGB space
It is the number of mm used to represent each pixel in RGB space
It is the number of bytes used to represent each pixel in RGB space
It is the number of bits used to represent each pixel in RGB space
Which of the following is the first and foremost step in Image Processing?
Image acquisition
Segmentation
Image enhancement
Image restoration
Digitizing the coordinate values of a continuous image is called
(A) Compression
(B) Quantization
(C) Sampling
(D) Segmentation
_____ is the total amount of energy that flows from light source.
(A) Radiance
(B) Darkness
(C) Brightness
(D) Luminance
Lossy compression is useful in
(A) Military imaging
(B) Space imaging
(C) Medical imaging
(D) Television broad casting
Bandwidth compression means
(A) Analog compression
(B) Digital compression
(C) Relative compression
(D) None of these
Which characteristics are taken together in chromaticity?
a) Hue and Saturation
b) Hue and Brightness
c) Saturation, Hue, and Brightness
d) Saturation and Brightness
The digitization process, in which the digital image comprises M rows and N columns, necessitates choices for M, N, and the number of grey levels per pixel, L. M and N must have which of the following values?
a) M have to be positive and N have to be negative integerr
b) M have to be negative and N have to be positive integer
c) M and N have to be negative integer
d) M and N have to be positive integer
•Histogram Equalization is a process in which
a) a histogram is created
b) the contrast of an image is adjusted by using its histogram.
c) An equal size histogram for an image is created.
d) the pixel values are increased.
•Correlation is the process of
a. Summing up the neighborhood pixel values
b. Increasing the intensity value
c. Calculating the average of the pixel values.
d. moving a filter mask over the image and computing the sum of products at each location
•The process of changing not only the intensity values , but the ratio of red to blue to green is
•A. Ratio sharing
•B. Alpha tuning
•C. Gamma correction
•D. transformation
