System Analysis and Design

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M.C.A. SEM –I ,PAPER -II

SYSTEM ANALYSIS AND DESIGN

1. Introduction    Systems and computer based systems, types of information system System analysis and design Role, task and attribute of the system analyst

2. Approaches to System development    SDLC Explanation of the phases Different models their advantages and disadvantages o Waterfall approach o Iterative approach o Extreme programming o RAD model o Unified process o Evolutionary software process model - Incremental model - Spiral model - Concurrent development model

3. Analysis : Investigating System Requirements   Activities of the analysis phase Fact finding methods o Review existing reports, forms and procedure descriptions o Conduct interviews o Observe and document business processes o Build prototypes o Questionnaires o Conduct jad sessions Validate the requirements o Structured walkthroughs

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4. Feasibility Analysis

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   Feasibility Study and Cost Estimates Cost benefit analysis Identification of list of deliverables

5. Modeling System Requirements       Data flow diagram logical and physical Structured English Decision tables Decision trees Entity relationship diagram Data dictionary

6. Design    Design phase activities Develop System Flowchart Structure Chart o Transaction Analysis o Transform Analysis Software design and documentation tools  Hipo chart  Warnier orr diagram Designing databases     Entities Relationships Attributes Normalization

7. Designing input, output and interface  Input design  Output design  User interface design 8. Testing       Strategic approach to software testing Test series for conventional software Test strategies for object – oriented software Validation testing System testing Debugging

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9. Implementation and Maintenance  Activities of the implementation and support phase

10. Documentation Use of case tools, Documentation – importance, types of documentation Books :

1. “Analysis and...