Centre for Development of Advanced Computing(C-DAC) 2004 M.C.A -108 Computer Graphics - Question Paper

End-Term exam
Second Semester [MCA] – DEC 2004

Paper Code: MCA-106 Subject: Computer System Architecture
Time: three Hours Maximum Marks: 60

Q. one (a) discuss Bresenham’s line drawing algorithm. provide the advantages of this
algorithm over DDA algorithm. 7
(b) calculate the intermediate prints on the line drawn from (0,0) to (5, 10) using
Bresenham’s algorithm. 5

Q. two (a) discuss Cyrus-Beck parameter line clipping algorithm. 6
(b) calculate coordinate of points of circle drawn with centre at (0,0) and radius 6,
using mid point circle algorithm. 6

Q. three (a) describe window to viewport transformation. 6
(b) calculate 2D transformation matrix for rotating a point (12, 6) about the point
(3, 2) by an angle 300 in clockwise direction. 6

Q. four (a) discuss YIQ color model. How it can be found from RGB model? and why
is it used in commercial color television broadcasting?
(b) discuss the design and working of a color shadow marks CRT. 6

Q. five (a) provide the comparison of Gourands Phoring Shading Techniques. 6
(b) discuss two buffer algorithm per hidden surface removal. 6

Q. six (a) Write a program to display parametric cubic curves using forward differences
and recursive sub division. 6
(b) discuss principle of working of Roster Scan display system. 6

Q. seven (a) discuss Multipass Transformation and its application in image processing. 7
(b) What is image filtering? Why is it required? 5

Q. eight Write notes on any 2 :-
(a) Solid modeling (b) quantity Rendering (c) Fractul models. 12

Earning:   Approval pending.