MCASemester 42021-22Computer Graphics And AnimationKCA-052

Computer Graphics And Animation (KCA-052) - AKTU Question Paper 2021-22

MCA · Semester 4 · Free PDF Download

This is the official AKTU Computer Graphics And Animation Previous Year Question Paper for MCA Semester 4, academic session 2021-22. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:MCA

Semester:Semester 4

Session:2021-22

University:AKTU / UPTU

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Questions Asked in 2021-22

Computer Graphics And Animation (KCA-052) — complete question paper

Section AAttempt all q u e s t i o n s i n b r i e f . 2*10 = 20

a
Define frame buffer. 1
b
Differentiate between Raster scan systems and Random scan systems. 1
c
Illustrate the term viewing. 2
d
How Interior clipping is diffe rent from Exterior clipping? 2
e
Distinguish between Orthogra phic and Oblique projections. 3
f
Give the advantage of using B -spline curves over Bezier curves. 3
g
What is Transparency and Shadow in context to illumination models? 4
h
Why Ambient light is called as background light? 4 (i) List the different file formats used in animation. 5 (j) Outline the advantages of using computer animation instead of traditional animation

Section BAttempt any three o f t h e f o l l o w i n g : 10*3 = 30

a
Scan convert a line segment having end points A (12,15) and B (22,23) by applying Digital Differential Analyzer (DDA) algorithm
b
Scale a rectangle by reduci ng its size to half having coord inates P(10,10) R(40,10) S(40,30) and T(10,30). Find the resultant coordinates of transformed rectangle about the origin
c
Define mathematically, Sphere and Ellipsoid in context to q uadratic surfaces
d
What is Back face detection algorithm? How it can be used t o identify back face of an object?
e
Define the term animation and also discuss the applications o f animation

Section CAttempt any one p a r t o f t h e f o l l o w i n g : 10*1 = 10

a
Draw a line segment by applying Bresenham’s line drawing al gorithm. The endpoints of line segment are X(1,1) and Y(10,9). Also plot the pixels
b
What is octant symmetry in c ircle? Discuss Mid-point circle algorithm to draw a circle having radius r=5 and center xc=100 and yc=200
a
What is reflection? Reflect a triangle having vertices A(2,4) B(1,3) and C(4,3) about a line Y=X+1. Find the new vertices of the object
b
Define the term clipping? Cl ip a given line segment AB as show in 2 figure by applying Cohen Sutherland line clipping algorithm
a
Discuss the way to display 3D object on 2D view plane. Appl y orthographic parallel projection for the given cube and find the projected coordinated of the cube
b
Given below is the Bezier cu rve having four control points. Find points on the curve that correspond to u = 0.25, 0.5 and 0.75
a
Discuss Depth buffer method/ algorithm for displaying visible surfaces. Why it is called as depth buffer method?
b
Define Diffuse reflection. Calculate total intensity of lig ht reflected from rough surface by considering ambient light for illuminatin g the surfaces of an object
a
Illustrate the use of Storyboa rd in amination; also discuss the concept of key framing
b
What are the different techniques of animations? Describe e ach of them by taking suitable example

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

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