Anna University Chennai 2007-7th Sem B.Tech Information Technology Anna University - Question Paper

R 3262
B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2007.
Seventh Semester
info Technology
CS 1354 – GRAPHICS AND MULTIMEDIA
(Regulation 2004)

Time: three hrs. Max. Marks: 100

ans ALL ques..

PART A – (10 X two = 20 marks)

1. What is aspect ratio?

2. Give the 2D transformation matrix for rotation.

3. List any 2 viewing parameters of a 3D object.

4. Define the term complementary colors.

5. List the applications of multimedia in mobile units.

6. What are the components of a multimedia data representation?

7. List any 4 image file formats used in multimedia.

8. Determine the bandwidth of the audio CD with 44.1 kHz sampling rate and 16 bit quantization.

9. What is HTTP and HTML?

10. List any 4 sources of audio delay introduced in multimedia conferencing systems.

PART B – (5 X 16 = 80 marks)

11. (a) (i) discuss DDA line drawing algorithm. (8)

(ii)Explain the steps in midpoint ellipse drawing algorithm. (8)

(Or)
(b) What is polygon clipping? discuss Sutherland-Hodgman algorithm for polygon clipping. (16)

12. (a) Derive the 3D transformation matrix for rotation about (i) an arbitrary axis (ii) an arbitrary plane. (8+8)

(Or)
(b) discuss RGB, CMY, YIQ and YUV color models. (4x4)

13. (a) (i) What is multimedia? discuss the properties of multimedia systems. (8)

(ii) discuss the data stream characteristics for continuous media. (8)

(Or)
(b) discuss the various file formats used in multimedia. (16)

14. (a) discuss the Audio-Visual Integration strategies in multimedia systems. (16)

(Or)
(b) discuss how a video data is stored and retrieved. (16)

15. (a) discuss the multimedia authoring and user interface tools commonly used. (16)

(b) discuss the major featuristic functions of distributed multimedia systems. (16)

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Earning:   Approval pending.