Nalanda Open University
Annual Examination 2016
Bachelor in Computer Application Part-II
Paper-IX (Element of System Analysis and Design)
Time: 3.00 Hrs. Full Marks: 80
Answer any Five questions. All questions carry equal marks.
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1. List and explain the basic elements of a flowchart. What are different studies
done as part of feasibility study? Explain them.
2. Draw a Data Flow Diagram upto level-2 depicting various processes, data
flow and data repertories for an "Admission system of NOU".
3. Explain the meaning of Planning, Production and Distribution of Multimedia.
Explain at least three different approaches for Software evaluation. Define an
audit trail. Who uses an audit trail
4. Differentiate between 3rd generation languages and 4th generation languages.
Give one example language for each generation.
5. Explain what kind of fact finding techniques you would use for deciding on the
design of a new application/system for some Internet Service Provider (lSP).
6. Write short notes on the following:
Decision table
Data dictionary
Disaster Recovery Planning
7. Enumerate the factors that are important to the quality of a software system.
Illustrate their significance in a qualitative manner with examples.
8. What are the various special systems tests? Explain at least four of them
"Conversion is the process of changing from the old system to the newly
developed one." Explain any three methods of conversion.
9. List and explain the basic factors to be considered in the selection of file media
and file organization method. Explain the three primary classifications of the
forms mentioning their characteristics along with an example for each.
10. Explain at least five duties that have to be carried out by a Systems Analyst.
Explain the sequential method for file organization. Also explain two advantages
and two disadvantages of this method vis-a-vis other methods.