nielit.gov.in : C Level Course Multimedia Systems Question Paper 2017

Name of the Organisation : National Institute of Electronics & Information Technology
Examination : C Level Course
Document Type : Sample Question Paper
Year : 2017
Name of the Subject : Multimedia Systems

Website : http://beta.nielit.gov.in/content/january-2017
Download Sample Question Paper :  https://www.pdfquestion.in/uploads/13073-Multimedia.pdf

C Level Course Multimedia Systems Question Paper :

Code No. : C6-R4
Time: 3 Hours
Total Marks: 100

Related : C Level Course Digital Image Processing and Computer Vision Paper 2017 : www.pdfquestion.in/13069.html

Note :
1. Answer question 1 and any FOUR from questions 2 to 7.
2. Parts of the same question should be answered together and in the same sequence.

1. a) What are the characteristics of temporal media data?
b) Describe the roll of synchronization, events, scripts and interactivity during presentation.
c) List the main characteristics of JPEG 2000. Differentiate JPEG and JPEG 2000.
d) What are the characteristics of MMX?
e) Briefly describe components of MIDI.
f) How SMIL functions? Explain it with example and list the methods for SMIL running techniques.
g) What is Video on Demand? (7×4)

2. a) Discuss the mechanism content based image retrieval technique with block diagram.
b) Explain MPEG-4 compression scheme. (9+9)

3. a) Explain the terms: Sector, Track, Platter, Cylinder, R/W head.
b) Compute the size from 16 heads from 1400 cylinder that contains 16 sector/track consists of 512 bytes/sector.
c) Explain the role of temporal relation in video analysis.
d) What the main methods for file allocation??Explain them with its advantage and disadvantages. (5+4+3+6)

4. a) Explain the classification of compression technology for graphic objects.
b) Is MP3Compression scheme is different from MPEG. Compare two multimedia compression algorithms.
c) What is seek time, latency time and transfer rate? (9+6+3)

5. a) How RTP and RSVP are different?
b) Discuss the standards of video conferencing.
c) Explain types of MIDI message. (7+9+2)

6. a) Explain Real-time scheduling algorithms: Fixed-priority and Dynamic-priority algorithms with example.
b) What are the main characteristics required for operating system to support multimedia data. (12+6)

7. a) What is data glove? Why is it necessary for virtual world interfacing purpose?
b) Discuss various types of displaying techniques for virtual world interfacing.
c) What is Huffman coding? Where is it used? Explain it with example. (6+6+6)

B4.4-R4: Computer Graphics And Multimedia System :
1. a) Define the term Quality of service (QoS) in the context of multimedia system?
b) Compare GIF and PNG image format.
c) What is Isometric projection?
d) A Bezier curve is cubic if there are 4 Control points. Prove.
e) Discuss the basics of LCD display.
f) What is Anti aliasing. How to deal with it?
g) What do you mean by Homogenous coordinate system? (7×4)

2. a) Find a normalization transformation from the window with lower left corner at (0,0) and upper right corner at (4,3) onto the normalized device screen so that aspect ratios are preserved.
b) Explain Phong shading model. (9+9)

3. a) Perform a 45o of triangle A(0,0), B(1,1), C(5,2) about point P(-1,-1).
b) Compare and Contrast DDA and Bresenhames line drawing algorithm. (9+9)

4. a) Explain the conversion of BMP to JPEG?
b) Explain MIDI file format. (9+9)

5. a) What is the role of clipping in viewing transformation? Explain any line clipping algorithm.
b) What is the distinction between MPEG2 and MPEG4 video compression? (9+9)

6. a) Indicate which raster locations would be chosen by Bresenham’s algo when scan converting a line from pixel coordinate (1,1) to (8,5).
b) Explain Cohen Sutherland line clipping algorithm. (9+9)

7. a) Write the recursive floodfill algorithm and explain its behaviour.
b) Illustrate the difference between Refresh CRT and Raster Scan Display. (9+9)

BE1-R4: Embedded Systems :
1. a) State the important features of the RTOS in embedded systems.
b) Explain following terms, which are commonly used in applications of interrupt driven embedded systems.
i) ROM emulator
ii) Logic Analyzer

c) Give distinct comparisons between Spiral Model and Waterfall Model, which are mainly used in programming of embedded system.
d) Enumerate the similarities and differences between the 8-bit microcontroller and 16-bit micro controller.

e) Any embedded system is differentiated using hard or soft or firm real-time systems based on its priority tasks defined. State differences between each type of real-time system.
f) Differentiate between Von-Neuman Architecture and Harvard Architecture.
g) Briefly write about following memory types, commonly make the embedded system essentials.
i) UVROM
ii) DRAM
iii) Flash memory
iv) Hybrid memory (7×4)