Computer Graphics And Visualization paper

Computer graphics paper

1. Total No, of Questions : 8] [Total No. of Primed Pages : 4
Roll No

CS-603 (B) (GS)
B.Tech., VI Semester
Examination, May 2022
Grading System (GS)
Computer Graphics and Visualization
Time : Three Hours
Maximum Marks : 70
Note: i) Attemptany five questions.
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ii) All questions carry equal marks.
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iif)In case of any doubt or dispute the English version
question should be treated as final

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1. a) Explain Phong Reflection model in brief. 7
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b) Whatare Hidden Line surfaces? Explain various back face
detection algorithms? Explain depth buffer, A buffer and
Scanline method. 7

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What is Spline Curve? Explain Hermit interpolation
Curve. 7

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With a neat diagram, explain the graphics Pipeline
architecture to render an image. 7
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Explain different types of views in graphics system, 7
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Explain Cohen-Sutherland clipping algorithm without

codes. Explain its advantage over Liang Barsky
algorithm 7

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Explain basic illumination models and Secular reflection
and phong model, warm model. 7

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How perspective projection differs from orthogonal
projection? Give OpenGL functions forthesame. — 7

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Explain the colour contribution for rendering an image in
‘computer graphics. 7
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What is a measure and trigger of logical input device?
Explain the different modes to obtain the measure, with
example. 7

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List out the characteristics of a good interactive
program, with example for each. 7
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Explain translation, rotation and scaling of objects in
2 dimensions. 7
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What are quaternions? How it is useful in a three~
dimensional space? 7
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“Computer gray ial applied domain in
recent years”. Justify this statement 1
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Explain the following terms with example.
i) Polygon Clipping Algs

ii) Back face detection Algorithm

iii) 3D Animation

iv) Multimedia Database

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