Pune University Question Paper
BE Computer Engineering, Multimedia Systems
-340 B.E. (Computer Engineering)
MULTIMEDIA SYSTEMS (2005 Course) (410445)
[Max. Marks : 100
Time : 3 Hours]
Instructions to the candidates:
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.
Answers to the two sections must be written in separate answer books.
Assume suitable data if necessary.
Draw sketches wherever necessary.
Figures to the right indicate full marks.
SECTION – I
a) Explain the characteristics of Multimedia database management system with applications. 
b) Explain the features of QT?
a) Explain the characteristics of Multimedia presentation. 
b) What is DirectX? Explain in brief the functions of the components of the DirectX. 
a) What is Fractal? Explain fractal image compression with example.  
b) What do you mean by image enhancement by point processing? Also explain the concept of Image negative and Contrast stretching. 
a) Discuss the various factors that influence the brightness of a pixel in an image. 
b) Explain Arithmetic coding compression technique with suitable example. 
a) Define the following
i) Amplitude of sound wave.
ii) Frequency of sound wave. 
iv) Bit depth.
b) Explain MPEG audio file with its frame buffer.
a) What is MIDI? Explain channel message and system message.
b) Distinguish between two main types of synthesizers.
SECTION – II
a) What do you mean by digital video? Explain the features of EDTV in detail. 
b) Explain LZW Compression/Decompression technique using suitable example. 
a) Discuss about video file formats AVI, MOV, & Real Video. 
b) What is video editing? Explain how SMPTE time code is used in video editing. 
a) Explain with suitable example, the four class specifiers available in VRML 2.0. 
b) Explain perambulation, synthetic experience and realization in Virtual reality? 
Q10) a) Explain the different forms of virtual reality? 
b) What do you mean by VR devices? Explain VR-Chair used in VR applications. 
a) Explain the role of shockwave format in web based animation. 
b) What are the different methods used to create animation? Explain any one of them. 
Q12) Write short notes on :
a) 3-D animation.
b) Key frames and tweening.