NALANDA OPEN UNIVERSITY QUESTION, 2017, MCA, Part-I, Paper-IV (Systems Analysis and Design)

NALANDA OPEN UNIVERSITY QUESTION, 2017, MCA, Part-I, Paper-IV (Systems Analysis and Design)

                                                                               2017
                                                                       Time: 3 hours
                                                                      Full Marks: 80
                                          Answer any five questions. All questions carry equal marks.

1. Draw a Data Flow Diagram (DFD) and Develop SRS for Railway Reservation system.

2. Define a system? Explain the components and characteristics of a system.

3. Explain various criteria and specification to be considered while designing forms and Reports. Give an example of a structure chart and explain it.

4. Discuss data dictionary? Mention the uses of data dictionary by a system analyst.

5. What is feasibility study? Describe different types of feasibility study required for developing a system.

6.  List any five fact finding techniques for system study and explain any two of them in detail. Differentiate between these two with respect to their merits and demerits.

7. What are  the security issues in a computer system? How does an organization prevent its database from security concerns? Illustrate with an example.

8. What is MIS, DSS, TPS and OAS? Explain with examples.

9. Why is maintenance required in software? explain various issues involved in software maintenance, with appropriate examples.

10. Write short notes on the following:-
      (i) Testing
      (ii) Version control
      (iii) Decision Tree
      (iv) Types of Coupling