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PUNJAB TECHNICAL UNIVERSITY MCA - III (SEM 5) MAY 2008 : Computer Graphics

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Roll No. .......................... Total No. of Questions : 13] [Total No. of Pages : 02 Paper ID [A0521] (Please fill this Paper ID in OMR Sheet) MCA (501) (Old) (Sem. - 5th) COMPUTER GRAPHICS Time : 03 Hours Maximum Marks : 75 Instruction to Candidates: 1) 2) Section - A is Compulsory. Attempt any Nine questions from Section - B. Section - A Q1) (15 2 = 30) a) What is shear transformation? b) What is flat panel display? c) Different between raster and random scan system. d) What is data glove? e) Write an algorithm to scan convert a circle. f) What is clipping. g) What is viewing transformation? h) What do you mean by refracted light. i) Define aspect ratio. j) Write 3D reflection matrix. k) What is the function of focusing system in CRT? l) Why there is coating of phosphorous on CRT screen. m) What is electron gun? n) What are 2D homogeneous coordinate systems? o) Different between impact and non-impact printers. D - 238 P.T.O. Section - B (9 5 = 45) Q2) Write the applications of computer graphics. Q3) Explain the working of keyboard. Q4) Write the algorithm for drawing an ellipse. Q5) What are different area filling techniques? Q6) Explain Breshenham s line drawing algorithm. What is its advantge over DDA? Q7) Describe the working of color CRT monitors. Q8) Explain different 3D viewing devices. Q9) What is clipping. What are its different types? Explain any line clipping algorithm. Q10) Explain different types of parallel and perspective projections. Q11) Describe surface removal algorithm. Q12) What is form phong shading? Q13) Describe basic 2D transformation. xxxx D - 238 2

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Additional Info : Mca - III (sem 5) May 2008 Question Paper - Computer Graphics
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