Friday, March 13, 2015

Image Processing Questions, Answers

Image Processing Multiple Choice Questions (MCQ) and Answers: Computer Sample Question as part of Computer GK Sample Papers for GATE, Competitive Exams, PSU Exam, State Govt & Central Govt. Examinations held each years. Here is Sample questions asked based on Computer GK in various exams.
Image Processing Questions, Answers:
Q.1 Three primary colors are
A. Red, green, blue
B. Red, cyan, blue
C. Red, white, black
D. Red, green, yellow
Answer: A

Q.2 Compression is done for saving
A. storage
B. bandwidth
C. money
D. Both A and B
Answer: D

Q.3 Standard rate of showing frames in a video per second are
A. 10
B. 20
C. 25
D. 30
Answer: D

Q.4 e = hv in this expression, h is called
A. speed of light
B. light constant
C. plank's constant
D. acceleration constant

Q.5 Digital video is sequence of
A. pixels
B. matrix
C. frames
D. coordinates
Answer: C

Q.6 Image can be sharpened using
A. low pass filter
B. contouring
C. erosion
D. high pass filter
Answer: D

Q.7 Information lost when expressed mathematically is called
A. markov
B. finite memory source
C. fidelity criteria
D. noiseless theorem
Answer: C

Q.8 Gamma rays have largest
A. wavelength
B. frequency
C. energy
D. power
Answer: B

Q.9 Sampling of an image is required for
A. Quantization
B. Sharpening
C. Smoothing
D. Digitization
Answer: D

Q.10 The principle energy source for images ?
A. electrical spectrum
B. magnetic spectrum
C. electro spectrum
D. electro magnetic spectrum
Answer: D

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