Digital Image Processing Questions and Answers
Q1.
Which of the following is an example of Digital Image Processing?
Answer :
1. Computer Graphics
2. Pixels
3. Camera Mechanism
Q2.
Which of the following statement describe the term pixel depth?
Answer :
It is the number of bits used to represent each pixel in RGB space
Q3.
Steps in image processing:
Answer :
Step 1: Image acquisition
Step 2: Image enhancement
Step 3: Image restoration
Step 4: Color image processing
Step 5: Wavelets and multi-resolution processing
Step 6: Compression
Step 7: Morphological processing
Step 8: Segmentation
Step 9: Representation & description
Step 10: Object recognition
Q4.
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?
Answer :
M and N have to be positive integer
Q5.
_____ is a commercial use of Image Subtraction.
Answer :
Mask mode radiography
Q6.
Which of the following filter’s responses is based on the pixels ranking?
Answer :
Nonlinear smoothing filters
Q7.
______ enhance Image Differentiation?
Answer :
Edges
Q8.
Which side of the greyscale is the components of the histogram concentrated in a dark image?
Answer :
Low
Q9.
The response for linear spatial filtering is given by the relationship ______
Answer :
Sum of filter coefficient’s product and corresponding image pixel under filter mask
Q10.
_________ is known as the highlighting the contribution made to total image by specific bits instead of highlighting intensity-level changes.
Answer :
Bit-plane slicing
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