Computer Graphics previous years Questions Collection 

1. Digitize the line with end points (20,10) to (30,18) usingBresenham’s line Drawing algorithm? 
2. Find the rotation matrix R for rotation of a point position (x,y) to position(X’,y’) through an angleθ relative to the coordinate origin.
3. Explain the basic object illumination models.
4. Whatare HSR algorithms? Explain three HSR Algorithms.
5. As you arestudentof computer science(ICT), why computer graphics is important in human life? Explain. 
6. Why flat display is popular in recent scenario? Short explain about LCD Display System. 
7. Compute points on arc of circle using midpoint circle drawing algorithm for acriclewith radius R=10. 
8. Explain Digital Differential Analyzer Algorithm and calculate the coordinates of the line using DDA algorithm of between points (0,0) and (4,5)
9. What is 3D transformation? List outdifferent typesof transformation. Explain in brief. 
10. Q.State Cohen-Sutherland Line clipping Algorithm with example. 
11. Whatishidden surface removal techniques? Explain brief. 
12. Define Computer Graphics? Explain the workingprincipleof CRT Monitor. 
13. Difference between Raster Scan Display architecture and random scan display architecture.
14. findthe rotatoion matrix R for rotation of a point from position (x,y) to position (x’,y’) through an angle θ relative to coordinate origin. 
15. Explain the basic polygonrenderingmethods. 
16. What areVSD Algorithm?Explain any three VSD algorithms? 
17. What iscolormodel in computer graphics? Explain XYZ color model. 
18. Q.Describe about Hard-copy devices that are used in real life with example. 
19. Compute points on arc of circle using midpoint circle drawing algorithm for a circle with radius r=8.
20. Explain DigitalDifferential Analyzer Algorithm (DDA) withexample. 
21. Q.What is transformation? List out different types of transformation explain in brief. 
22. Q.What is projection? Explain parallel and perspective projections in computer graphics? 
23. Explain methods of generating non-planar surfaces inthree-dimensiongraphics. 
24. Let ABCD be the rectangular window withA(10,10),B(80,10), C(80,60) and D(10,60). Find the region code for end points and use it when cohen-sutherland algorithm to clip the line P1,P2, with P1(8,30), P2(20,70). 
25. Explain windows to viewport coordinate transformgivenWindows (Xwmin, Ywmin)=(30,40),  (Xwmax,Ywmax)=(50,60) and Viewports (Xvmin,Yvmin)=(35,45) and (Xvmax.Yvmax)=(45,45) and windows coordinate p(xw,yw)=(32,47) Find the viewport coordinate p(Xv,Yv).