Computer Graphics (KCS053) - AKTU Question Paper 2022-23
B.Tech · Semester 5 · Free PDF Download
This is the official AKTU Computer Graphics Previous Year Question Paper for B.Tech Semester 5, academic session 2022-23. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.
Course:B.Tech
Semester:Semester 5
Session:2022-23
University:AKTU / UPTU
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Questions Asked in 2022-23
Computer Graphics (KCS053) — extracted question text
Section AAttempt all questions in brief. 2 x 10 = 20
- aWhat are the components of computer graphics?
- bExplain aliasing and ant aliasing
- cExplain curve clipping and text clipping with examples
- dWhy are Homogeneous co-ordinates used for transformation comput ations in computer graphics?
- eWhat do you mean transformation in computer graphics?
- fExplain 3-D geometric primitives
- gExplain important terms used in projection
- hWhat is the difference between interpolation spline and approximation spline? (i) What do you understand by quadratic surfaces? Explain Sphere. (j) Explain different type of coherence
Section BAttempt any three of the following: 10x3 = 30
- aWhat is the difference between Bresenham and DDA Line drawing algorithms?
- bDescribe Cohen Sutherland line Clipping Algorithm what is its limitations?
- cExplain 3-dimensional clipping? What are the problems that are encountered in perspective projections?
- dDiscuss relative advantages and disadvantages of Gouraud Shading and Phong Shading
- eWhat is hidden surface detection? Explain Depth buffer or Z-buffer algorithm
Section CAttempt any one part of the following: 10x1 = 10
- aWhat do you understand by shadow m ask CRT? Give its advantages and disadvantages
- bObtain the mirror reflection of the triangle formed by the vertices A (0, 3), B (2,0) and C(3,2) about the line passing through the points (1,3) and (–1, –1)
- aDescribe Weiler Atherton Polygon Clipping Algorithm with example
- bGiven a clipping window A(20,20),B(60,20), C(60,40),D(20,40).Using Sutherland Cohen Algorithm find the visible portion of line segment joining the points
- aWhat do you mean by projection? Differentiate between parallel projection and perspective projection with the help of diagram
- bExplain 3-dimensional clipping? What are the problems that are encountered in perspective projections?
- aExplain B-spline curves. Also describe its salient properties
- bWhat is the role of Bezier curves in designing curves and surfaces? Discuss its properties
- aWhat is back face removal algorithm? Describe the limitations of back face algorithm
- bDescribe the Phong’s illumination model
Question text is extracted from the official AKTU question paper PDF above. Check the original PDF for equations, diagrams and complete wording. Extracted: 2026-08-23.
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