University of Delhi 2011-2nd Sem Post Graduate Diploma Computer Application Pgdca- -cs-2.5 multimedia and applications - Question Paper
This question paper contains 4 printed pages J
1760 Your Roll No. .
PGDCA / II Sem. A
Paper-CS-2.5 (Multimedia and Applications)
Time : 3 Hours Maximum Marks : 100
(Write your Roll No. on the top immediately on receipt of this question paper.)
Attempt all questions. All parts of a question must be attempted together.
(b) Differentiate between integrated multimedia and interactive multimedia. 3
(c) Define continuous tone, bitonal and grey scale images. 6
(d) Give any two differences between Raster image and Vector image. Which is preferred and why ?
2+2=4
3. (a) Explain with the help of a diagram that how a multimedia presentation can be projected to screen through an LCD panel and overhead projector. 6
(b) Name various types of scanners. 3
(c) Name any three features that a good 3-Dimensional modelling tool should include. 3
(d) What steps are takennto do image compression?
Give an example?.with* reference to run length
encoding. 5
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4: (a) 1 Explain how a la'ser beam reads the data reflected from pits and lands of the CD-ROM. 7
(b) Mention the steps involved in CD replication process.- *0 4
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(c) Write short notes on the following : 4x2=8
(i) impact of high quality imaging system in surgical planning.
(ii) multimedia data management using an object oriented database.
(d) With the help of a diagram, discuss the configuration for video system. 5
5. (a) Identify the multimedia skill categories related to the media used in a project. 4
(b) Describe any two output devices available for personal computer and how they can be used in multimedia production and delivery. 6
(c) What are minimum audio requirements for the multimedia personal computer specification? 4
(d) Discuss the requirement of point of information system in following areas : 6
(i) museums and gallaries
(ii) railway inquiry
6. (a) What is the use of following tools in a Photoshop software: 4
(i) Magic Wand
(ii) Magnetic Lasso Tool
(b) Give advantage of using a Layered masking system in Photoshop image. 2
(c) Explain the use of scripting system with respect to macromedia director. 4
(b)
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(a) Define Multimedia. Multimedia is shifting from being localized (contained on a CD ROM) to
y being distributed (available on the WWW). What
are some of the'implications of this ? How will r I j ii n o i y o u keep mu 1 ti m edia -con ten t sec ure ? 6
(b) What are the five basic tasks in a business activity, b'ji'jofiv Also mention tfyeeffective use of multimedia in ** these tasks. /h 6
2,ol-(a),jr,Give ful 1 form of,the foilowing : ,. 4
i- (i) TIFF (iii) VRML
(ii) MIDI (iv) PDA
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