Explain different components of data flow diagram (DFD) with example. Draw context diagram and data flow diagram for a retail store in a mall which sells different items to its customers.[10]
2.
Explain joint application design (JAD) approach to collect information requirements for developing information system.[5]
Design
1.
Why do we need ER diagram during information system development? Explain with example.[5]
2.
How do you format forms and reports? Explain.[5]
3.
What are the benefits of object-oriented database? What is object identity?[5]
Foundations for Systems Development
1.
Why do we need system development life cycle (SDLC)? Explain each phase of SDLC in detail.[10]
2.
What is spiral development approach? Explain.[5]
Implementation and Maintenance
1.
Why software testing in important? Explain any three software testing techniques.[5]
2.
Write short notes on: a. Object Oriented development b. System maintenance[5]
Planning
1.
What is feasibility study? Explain different types of feasibility tests in detail. How do you measure economic feasibility?[10]
2.
How do you represent project schedules? Explain.[5]
3.
Explain process of initiating and planning information system development project in brief.[5]