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EndsemDec 20252019 patternSE IT

Computer Graphics (CG) SPPU Endsem Question Paper Dec 2025

All 8 questions from this SPPU endsem paper, as printed. Read them here or open the PDF.

Open the PDFMost repeated CG questions
Subject code
214453
Pattern
2019 pattern
Exam
Endsem
Session
Dec 2025
Max. marks
70
Time
2½ Hours
Semester
IV
Paper code
[6582]-57

Printed for: S.E. (Information Technology)

Instructions to the candidates

  1. Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8.
  2. Neat diagrams must be drawn wherever necessary.
  3. Figures to the right side indicate full marks.
  4. Assume suitable data if necessary.

Questions

  1. Q1

    1. a)

      What is projection? Explain with diagram, oblique - Cavalier, Cabinet, Orthographic - isometric, diametric, trimetric Parallel projections.

      [9]
    2. b)

      Use the Cohen Sutherland Line Clipping Algorithm with the help of region codes to clip a line AB with A (50, 30), B (110,70), and PQ with P (30,70), Q (90,30) to clip a line against a window with lower left-hand corner (40,40) and Upper right-hand corner (100,80). Show Graphic Representation of Original and Clipped Line.

      [9]

  2. Q2

    1. a)

      Explain the basic transformation techniques in 3D Graphics. i) Rotation ii) Translation iii) Reflection about XY Plane

      Also asked:May 2024

      [9]
    2. b)

      Let ABCD be the rectangle window with A (150,150), B(150,200), C (200,200) and D (200, 150). Use Cohen Hodgeman polygon clipping algorithm to clip the convex polygon PQR with P (165,240), Q (180,90), R (100, 175) and find the final coordinates of the clipped polygon.

      [9]

  3. Q3

    1. a)

      Explain in detail with Diagram i) RGB Color Model ii) CIE Chromaticity Diagram iii) Color Gamut

      [9]
    2. b)

      Define Shading. Compare Constant Intensity, Halftoning, Gourand Shading and Phong Shading algorithm.

      [8]

  4. Q4

    1. a)

      What is a segment? Why do we need segments? Explain the complete process of i) Segment Creation, ii) Segment Deletion and iii) Segment Renaming,

      [9]
    2. b)

      Explain in detail combined diffuse and specular reflections with multiple light sources.

      [8]

  5. Q5

    1. a)

      Write short note on i) Design of animation sequence ii) Frame-by-frame Animation techniques

      [9]
    2. b)

      Write short note on Hilbert's and Koch Curve along its Topological and Fractal Dimensions.

      [9]

  6. Q6

    1. a)

      What is interpolation? Explain the process of curves Approximation.

      [9]
    2. b)

      Explain in detail with diagram Bezier curve generation using midpoint subdivision method.

      [9]

  7. Q7

    1. a)

      What is the different usage of Virtual Reality? Explain in detail.

      Also asked:May 2024

      [6]
    2. b)

      What is Haptics Rendering Pipeline Modeling in Virtual Reality?

      Also asked:May 2024

      [6]
    3. c)

      What is kinematic modeling in a Virtual Reality?

      Also asked:May 2024

      [5]

  8. Q8

    1. a)

      What is graphics rendering pipeline in a Virtual Reality system.

      Also asked:May 2024

      [6]
    2. b)

      Explain gesture interfaces in Virtual Reality.

      Also asked:May 2024

      [6]
    3. c)

      Explain 3D position trackers. ♣♣♣

      Also asked:May 2024

      [5]