Tuesday, 16 August 2016

July, 2011 M4.2-R4: INTRODUCTION TO MULTIMEDIA

 July, 2011
M4.2-R4: INTRODUCTION TO MULTIMEDIA

NOTE:
1. There are TWO PARTS in this Module/Paper. PART ONE contains FOUR questions and PART
TWO contains FIVE questions.
2. PART ONE is to be answered in the TEAR-OFF ANSWER SHEET only, attached to the question
paper, as per the instructions contained therein. PART ONE is NOT to be answered in the
answer book.
3. Maximum time allotted for PART ONE is ONE HOUR. Answer book for PART TWO will be
supplied at the table when the answer sheet for PART ONE is returned. However, candidates,
who complete PART ONE earlier than one hour, can collect the answer book for PART TWO
immediately after handing over the answer sheet for PART ONE.

TOTAL TIME: 3 HOURS TOTAL MARKS: 100
(PART ONE – 40; PART TWO – 60)

PART ONE
(Answer all the questions)

1. Each question below gives a multiple choice of answers. Choose the most appropriate one and enter in the “tear-off” answer sheet attached to the question paper, following instructions therein. (1x10)

1.1 What is Multimedia?
A) Multimedia is the combination of text and graphics
B) Multimedia is the presentation of information
C) Multimedia is the use of video
D) Multimedia is the combination of audio and video

1.2 Multimedia is used in which three main areas?
A) Television, Movies and Newspapers
B) Education, Television and Radio
C) Education, Information and Entertainment
D) All of the above



1.3 What is a Pixel?
A) A speck
B) A type of picture
C) A pixel is a single point in a graphic image
D) A molecule

1.4 Which picture file format can display more colors?
A) MP3
B) JPEG
C) GIF
D) All of the above

1.5 What does MPEG stand for?
A) Motion Picture Experts Gang
B) Modern Picture Experts Group
C) Motion Picture Experts Group
D) Modern Picture Experts Gang

1.6 When an MP3 stores a file what does it get rid of?
A) deletes the frequencies the human ear cannot hear
B) deletes the song information
C) deletes the bits on the end of a song that has no music
D) deletes the bytes on the end of a song that has no music

1.7 Which is the biggest audio file format?
A) WMA
B) MP3
C) WAV
D) SWF

1.8 What is Animation?
A) A cartoon
B) The apparent movement of an object
C) A file format
D) All of the above

1.9 What are the two types of animation?
A) 2D and 3D
B) Fast and slow
C) Path-based and cell-based
D) Clay animation and Pastel animation

1.10 Which image file format can be animated?
A) GIF
B) JPEG
C) CDR
D) TIFF

2. Each statement below is either TRUE or FALSE. Choose the most appropriate one and ENTER in the “tear-off” sheet attached to the question paper, following instructions therein. (1x10)

2.1 Touch screen is basically a monitor that allows user to interact with computer by touching the
display screen.
2.2 GIF is a format commonly used on MS-DOS and MS-Windows computers.
2.3 MIDI data is digitized sound.
2.4 Most commonly used format for graphics is .bmp or bitmap pictures.
2.5 Window extensions of multimedia provide a standard platform for Multimedia programs.
2.6 Object linking and embedding in window does not allow to combine video and audio clips.
2.7 The file size for bitmap images is similar to the file size for vector images.
2.8 Morphing and Warping are two special effects which can be performed with bit mapped images
only.
2.9 Multimedia production process involves not only the production of individual components but also
integration of those components using an authoring tool.
2.10 PNG is a standard used for compression of audio in multimedia.
3. Match words and phrases in column X with the closest related meaning/ word(s)/phrase(s)
in column Y. Enter your selection in the “tear-off” answer sheet attached to the question
paper, following instructions therein. (1x10)

                                  X                                                  Y

3.1 Process used to remove jagged edges                A. Shareware
in computerized graphics
3.2 Small programs, called by application             B. Copyright
 programs that produce various special effects.
3.3 Server-side programs, running at the request   C. Pixels
of the client that typically perform interactive
 web actions
3.4 Process for reducing file size                            D. Download
3.5 Exclusive ownership of a created work           E. Resolution
3.6 Process of transferring a file from one            F. Anti-aliasing
 system to another
3.7 The set of language rules web users               G. Video conferencing
must follow to communicate with each
other
3.8 The tiny dots comprising a picture                 H. JavaScript
3.9 The clarity of the displayed/printed image      I. CGI
3.10 Transporting real-time voice and video        J. HTML
 over telecommunications services
                                                                            K. Compression
                                                                             L. HTTP
                                                                        M. Applets

4. Each statement below has a blank space to fit one of the word(s) or phrase(s) in the list below. Enter your choice in the “tear-off” answer sheet attached to the question paper,following instructions therein. (1x10)

A. SGML                                   B. MPEG                                   C. Portal
D. AVI                                       E. FTP                                        F. MIDI
G. Browser                                H. Bandwidth                             I. Authoring Tool
J. Multimedia                            K. Bitmap graphic                      L. Quick Time
M. TIFF

4.1 An ________ is a program that enables a multimedia author to create a multimedia product.
4.2 ________ is a sound and video file format developed for the Microsoft Windows platform.
4.3 ________ is a physical constraint on the amount of data that can be transferred through a specific
medium.
4.4 A ________ is a pixel-based model for displaying images on display units such as computer and
TV screens.
4.5 A ________ is a software program that interprets mark document (such as HTML) and renders
them visually on computer screens.
4.6 ________ is an image file format system used in graphics programs.
4.7 ________ is an international standard for the transport of documents in a format independent of
the device, system or application.
4.8 ________ is a system containing music related commands for a synthesizer.
4.9 ________ are ISO standards for moving images.
4.10 ________ is a file format for storing and playing back movies with sound.

PART TWO
(Answer any FOUR questions)

5.
a) Explain the use of following input/output devices in multimedia applications
i) Scanner
ii) Soundcard
iii) Touch screen
b) What is the mechanism of digitized sound? How does the computer reconstruct sound wave from
a sample data?
c) What is the advantage of MIDI over digitized sound?
(6+5+4)

6.
a) Explain the concept of video in multimedia.
b) Why is data compression desirable for multimedia activities? What is the distinction between
lossy and lossless data compression?
c) What are the main differences between the target media for JPEG and GIF compression?
(5+5+5)

7.
a) What is a multimedia authoring system? Explain.
b) List and briefly explain any five applications of multimedia in our day to day life.
c) Differentiate between bitmapped fonts and vector fonts.
(5+5+5)

8.
a) What are key issues that need to be addressed for designing web based multimedia applications?
b) What is morphing? Explain.
c) What is frame by frame animation and how is this animation converted to a continuous
presentation?
(5+5+5)

9. Differentiate between any three of the following:
i) Hypermedia and Hypertext
ii) Raster Graphics and Vector Graphics
iii) Animation and Multimedia
iv) JPEG and MPEG
(3x5)

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