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2003 Course Multimedia Systems (Elective I)

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Total No. of Questions : 12] P 1192 [Total No. of Pages : 2 [3664] - 341 B.E. (Computer Engineering) MULTIMEDIA SYSTEMS (2003 Course) (410445) (Elective - I) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6 from Section I and Q.7 or Q.8, Q.9 or Q.10, Q.11 or Q.12 from Section II. 2) Answers to the two sections should be written in separate answer sheets. 3) Neat diagrams should be drawn wherever necessary. 4) Figures to the right indicate full marks. 5) Use of electronic pocket calculator is allowed. 6) Assume suitable data, if necessary. SECTION - I Q1) a) b) Q2) a) b) Q3) a) b) Q4) a) b) Q5) a) b) c) Q6) a) b) c) What are the basic components of multimedia? Why do we need multimedia? [8] What is streaming technology? Explain in detail advantages of streaming media over conventional media. [8] OR What is multimedia? Explain the goals & objectives of multimedia. [8] [8] Explain distributed multimedia applications in detail. Explain JPEG file format in detail. [8] With the help of block diagram explain the different operations involved [8] in processing of image. OR State and explain different image enhancement techniques. [8] State different image compression techniques. Explain Shannon-Fano compression algorithm in detail. [8] What is multimedia sound or audio? What are its properties? [6] State different audio file formats? Explain AVI file format in brief. [6] Draw the block diagram of components of elementary audio system and explain in brief. [6] OR Compare VOC & WAV file formats. [6] Explain MIDI message formats with different command names available.[6] State different types of microphones and explain any one in brief. [6] P.T.O. Q7) a) b) c) Q8) a) b) c) Q9) a) b) SECTION - II What is text compression? Compress the string ABABBABCABABBA using LZW compression techniques. Also calculate the compression ratio? [9] Compare different Television broadcasting standards. [5] Write short note on Digital Video . [4] OR An NTSC encoded video clip has a frame size of 720 * 480 pixels and is digitized using a bit-depth of 8 bits for each of Y, Cb and Cr, and a chroma sub-sampling scheme of 4 : 2 : 2. Calculate the file size of 1 minute of the video clip and the total time taken for it to be transmitted over a 2 Mbps transmission line. [9] Differentiate between Huffman s coding and LZW coding. [5] Write short note on - Nero digital file format . [4] What is Augmented Reality? Write VRML code to create a Virtual Coffee House. [8] Discuss various peripheral devices used in VR applications. [8] OR Q10)a) b) Q11)a) b) What is Virtual Reality? Write VRML code to create a Virtual Garden. [8] What is 3D sound? How does a human being determine the position of a sound source? Does ITDs provide any information for locating a sound source directly in front and behind of a human being? Justify. [8] What is 3D Animation? How it is used in development of web based applications. [8] Discuss impact and use of [8] i) Interpolation. ii) Parameter Curve editing. iii) Inverse Kinematics. iv) Motion Paths. in the development of animation. OR Q12)a) b) Explain different techniques of animations along with the example. [8] Discuss the issues in development of animations on the web. Compare client-pull and Server-push animation. [8] [3664] - 341 -2-

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