MU Information Technology (Semester 7)
Multimedia Systems
December 2014
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1 (a) Explain the difference between lossy and lossless compression.
5 M
1 (b) Write short note on Chroma Sub-sampling
5 M
1 (c) Explain the role of Nyquist Theorem in basics of digital audio.
5 M
1 (d) Write Short Note on TV trees.
5 M

2 (a) Describe the JPEG methodology/ algorithm. Clearly state and explain the mathematical treatment and building blocks used in detail
10 M
2 (b) Explain different Colour Model in images in detail.
10 M

3 (a) Explain how RTP with RTCP, RSVP and RTSP play important role in Multimedia communication.
10 M
3 (b) Explain different multimedia elements which can be used in college website.
10 M

4 (a) Explain MPEG -1 motion compensation concept along with the video bit stream
10 M
4 (b) For the input string ABCABCBBCBAB use LZW compression algorithm to create codes.
String Code
A 1
B 2
C 3
10 M

5 (a) Explain different broadcasting schemes in Video On Demand
10 M
5 (b) Explain Internet Telephony advantage over POTS. Explain the role of SIP protocol in Internet telephony
10 M

6 (a) Explain essential design steps (design methodology) for multimedia system. Design with example
10 M
6 (b) Explain with suitable diagram the encoder and decoder of H.261 along with the bit stream syntax.
10 M

Write Short note on (Any two)
7 (a) Multimedia Networking and Multiplexing Technologies
10 M
7 (b) Explain Huffman coding algorithm with suitable example
10 M
7 (c) Speech coding technique in 0.726
10 M
7 (d) MIDI
10 M



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