Download PTU B.Tech 2021 Jan CSE 7th Sem 71907 Digital Image Processing Question Paper

Download PTU (Punjab Technical University) B.Tech (Bachelor of Technology) / BE (Bachelor of Engineering) 2021 January CSE 7th Sem 71907 Digital Image Processing Previous Question Paper

Roll No.
Total No. of Pages : 02
Total No. of Questions : 18
B.Tech. (CSE) (2012 to 2017 E-III) (Sem.?7)
DIGITAL IMAGE PROCESSING
Subject Code : BTCS-915
M.Code : 71907
Time : 3 Hrs. Max. Marks : 60
INST RUCT IONS T O CANDIDAT ES :
1 .
SECT ION-A is COMPULSORY cons is ting of TEN questions carrying TWO marks
each.
2 .
SECT ION-B c ontains F IVE questions c arrying FIVE marks eac h and s tud ents
have to atte mpt any FOUR q ues tions.
3 .
SECT ION-C contains THREE questions carrying T EN marks e ach and s tudents
have to atte mpt any T WO questio ns.
SECTION-A
Explain briefly :
1.
What are monochromatic images?
2.
What is discretization of an image?
3.
What is the difference between low pass filter and high pass filter?
4.
Define Histogram.
5.
State cause of degradation of image.
6.
List down the limitations of Huffman coding.
7.
What is inverse filtering?
8.
What is psycho visual redundancy?
9.
What are chain codes?
10. What is zooming and shrinking of digital image?
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SECTION-B
11. Explain the components of digital image processing.
12. Explain gray level transforms :
a) Image Negatives
b) Log Transform
13. Describe basic formulation for noise model.
14. Explain CMY and CMYK color model.
15. Explain region splitting and merging in image segmentation.
SECTION-C
16. Explain DWT. Also discuss its applications.
17. What is coding system in JPEG? Explain it.
18. Discuss boundary descriptors.
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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