M.C.A. DEGREE EXAMINATION,
NOVEMBER 2017
Fifth Semester
Computer Applications
MULTIMEDIA AND ITS APPLICATIONS
[Common for M.C.A. (R)/M.C.A.
(CBCS 2012 onwards)
Time 3 Hours Maximum 75 Marks
Section A (10 x 2 20)
Answer all questions.
1. Define multimedia.
2. What is meant by 24-bit color image?
3. List out the dissimilarities between PAL video and
SECAM video.
4. Expand the term DM DPCM.
5. Why data compression is essential in multimedia?
6. What is distortion measure?
7. Write down the two frames used in video compression.
8. Define the term scalability in MPEG-2.
Sub. Code
541501/
545501
RW-972
2
Sp 1
9. What is the use of multiplexing?
10. List the five types of AAL protocols.
Section B 5 25)
Answer all questions, choosing either or
11. What are the relative sizes of the LAB gamut and
CMYK gamut?
Or
Write short notes on color Look Up Tables. (LUTs).
12. List down the advantages and disadvantages of
using the interlaced video.
Or
Discuss briefly about pulse code modulation.
13. Describe in detail about LZW algorithm.
Or
Explain in detail about vector quantization.
14. What are the two types of image frames in H.261
frame sequence? Discuss.
Or
Illustrate the six layers of an MPEG-1 video.
15. Discuss briefly about the types of networks.
Or
Write short notes on IP-multicast.
RW-972
3
Sp 1
Section C x 10 30)
Answer any three questions.
16. Describe in detail about types of file formats.
17. What is quantization? Discuss about linear and nonlinear
quantization.
18. Elaborate the procedure for adaptive Huffman coding
algorithm and its advantages.
19. Discuss the advantage of using as algebraic codebook in
CELP coding.
20. Explain in detail about the functionalities of OSI
reference model.
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