Multimedia System

Chapter 1

  • Explain application development life cycle of multimedia systems. [9]
  • Explain the global structure of multimedia sys with diagram. [9]
  • Explain the global structure views for multimedia systems and also explain the multimedia application development method. [5+4]
  • Explain components used to build the multimedia sytem. [9]
  • Compare among application domain, system domain and device domain.

Chapter 2

  • Explain about audio hardware and audio software. Differentiate between MIDI over digital audio.(5+5)
  • Explain in detail the process of speech recognition and generation. Calculate the file size in bytes for a 30 second recording at 44.1 KHz, 8 bits resolution stereo sound.(5+5)
  • Comparison between quality vs file size. Calculate the file size in bytes for a 60 second recording at 44.1khz, 8 bits resoluton setereo sound. [5+5]
  • Explain in detail the process of speech recognition and generation.[5]
  • Explain about audio hardware and audio software. Differentiate between MIDI over digital audio. [5+5]
  • Differsffiiate between MIDI and WAV audio formats. ? Calculate the file size in bytes for a 20 second recording at 44.1 KHz, 16 bits resolution stereo sound. [5+5]
  • Differentiate betrveen MIDI and digital audio. Explain the Computer representation of sound with example. [4+6]
  • Explain the audio hardware. Calculate the file size if we record the 20 second of stereo music at 44.1KHz with 8 bits.[5+5]
  • Explain the audio software. Calculate the file size if we record the 10 second stereo music at 44.1KHz with 16 bits. [4+6]
  • Differentiate between MIDI and digital audio with example. (10)
  • How MIDI Sounds are synthesized? How MIDI files are different from digital audio.

Chapter 3

  1. What are bitmap images? Explain the advantages and disadvantages of bitmap over vector images.(3+6)
  2. What do you mean by digital image representation? Explain the image synthesis with example.
  3. What are the different types of color model? Compare them with example.
  4. Comparisons between RGB colour model, CMY Colour model and HSB Colour model.
  5. Differentiate between image and graphics. Explain the computer image processing with example,
  6. What is dithering technique? Differentiate between HSB color model and YUV colour model."
  7. What is Colour Dithering? What is the relation between RGB and CMY colour models? Explain with example.(5+6)
  8. Explain the Video and Animation. Differentiate between RGB color model and CMY colour model.
  9. Distinguish between image and graphics. Explain about image synthesis, analysis and transmission.
  10. Different colour models are often used in different applications. What is the CMYK colour model? Give an application in which this colour model is mostly used and explain the reason(3+3+5)
  11. Explain the Image recognition steps in detail. [10]
  12. Differentiate between HSB color model and YUV colour model.

Chapter 4

  1. Differentiate between video and animation. Explain the various techniques associated with animation and also explain the various software tools available for animation nowadays?(4+7)
  2. Explain the process to generate the computer based animation. Explain the various animation languages use in Multimedia system.
  3. Differentiate between Video and animation.(4)

Chapter 5

  1. Compare JPEG and MPEG. What are the steps to create the Huffman code tree? Explain with example how Huffman code reduce the file size?(4 +4+6)
  2. What are the differences between lossy and lossless data compression? Explain with example of Huffman coding.
  3. Explain with steps of the JPEG compression process in detail with example.
  4. What do you mean by lossy compression? Explain the Huffman coding process to create Huffman code tree with example.Justify how Huffman code reduces the file size?
  5. Differentiate between MPEG compression proscess with JPEG compression process.
  6. Explain about data compression. Explain the LZW decompression algorithm with use an example of your own to illustrate and justify.
  7. Explain the Huffman Coding and also explain the steps to create Huffman code tree with example.
  8. Why data compression is needed for multimedia system?
  9. Explain why lossy data compression is sometimes preferred over lossless. Justify.

Chapter 6

  • Discuss the user interface design process for multimedia with block diagram.(9)
  • Explain the general design guidelines for the multimedia user interface design and also mention the multimedia interface components.[5+4]
  • Explain with example the general design issues of user interface in multimedia system.
  • Mention the multimedia interface components and explain in detail each of them with example.
  • Explain various steps for the multimedia user Interface design in audio and video with example.
  • Explain with example of the structure guidelines for designing good user interface for multimedia system.

Chapter 7

  1. Explain the abstraction levels of the programming of multimedia with block diagram. (9)
  2. Differentiate between higher programing language and approaches and object orented approches.
  3. Explain the Libraries, system software, higher programming languages and object oriented approaches in terms of multimedia system.[9]

Chapter 8

  • Explain the applications of multimedia in media entertainment such as interactive TV and video on demand.[9]
  • Explain the applications of multimedia in Video Conference system with example.[9]
  • Explain the applications of multimedia in virtual reality and interactive video? Explain.[9]
  • Explain the applications of multimedia in telemedicine and e-learning.[9]
  • What are the applications of multimedia in educations? Explain.[9]
  • Explain the applications of multimedia in tele-services[9]

Numerical

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  • What is image enhancement? The table on the left below represents an indexed image.The table on the right is colour index table. What is the colour of the following pixels:(0,2), (1,1),( 1,3) (2,1), (2,2),(3,0).(3+6).(2072 Ashwin)
  • A certain source emits symbols {A,B, C, D, E) with corresponding probabilities P(A)=0.06,P(B)=0.48, P©=0.02, P(D)=0.20, P(E)=0.24. Create a Huffman code tree and also derive the Huffman code for each symbol.[5+5]