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Department of Computer Science and Engineering

Sub. Name: Computer Graphics                                                                   Sub.Code: CS6504

Max.Marks: 50                                                                                         Time: 90 min

Department: Computer Science and Engineering                             Sem/Year: V/III       Date:

Internal Assessment test III

PART – A

   Answer all the questions                                     5 x 2 =10

1. Define dithering.When does this occur?(CO4)

2. Convert the given color value to CMY colour mode where R=0.23 G =0.57 B=0.11 (CO4)

3 . Give the basic principle of animation.(CO5)

4 .List the attributes of turtle in graphics. (CO5)

5. What is Julia sets?(CO5)

             PART – B                                                       13 x 2 =26

6.  Discuss on colour spectrum, color concepts and color models in detail.(CO4)(13) or

bExplain the Illumination models in detail.(CO4) (13)

15a.(i) Distinguish between raster animation and key frame animation in detail.(CO5) (13)

                                                  or

15.b Write short notes on (i) Ray tracing (ii) Morphing (iii) (CO5) (13)

Part C

Explain how to create Gif File using photoshop animation tool(CO5)(15)

Department of Computer Science and Engineering

Sub. Name: Computer Graphics                                                                   Sub.Code: CS6504

Max.Marks: 50                                                                                         Time: 90 min

Department: Computer Science and Engineering                             Sem/Year: V/III       Date:

Internal Assessment test III

PART – A

   Answer all the questions                                     5 x 2 =10

1.  1. Write down the Drawback of Phong Shading? (CO4)
2. State  the use of chromaticity diagrams. (CO4)
3. Define morphing. (CO5)
4. What is Fractal? (CO5)
5. 5. What is Julia sets?(CO5)

             PART – B                                                       13 x 2 =26

6. How will you generate grammer based model?Explain.(CO5) (13)

 or

bExplain  in detail about the properties of light and draw chromaticity diagram .(CO4) (13)

15a.(i) Discuss on color models in detail.(CO4) (13)

or

15.b Write short notes on (i) Koch curves  (ii) Ray tracing(CO5) (13)

Part C

Explain how to create Gif File using photoshop animation tool(CO5)(15)