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SYSTEM LIFE CYCLE (Implementation
Direct changeover
Parallel running
…
SYSTEM LIFE CYCLE (Implementation
Direct changeover
Parallel running
Pilot running
Phased implementation, Evaluation , Design , Documentation, Analysis
1.Research or collect data from the current system
2.Describe the current system (establish the inputs, outputs and processing being done)
3.Identify the problems with the current system
4.Agree the objectives with the clients Analysis
5.Identify and agree customer requirements
6.Interpret customer requirements
7.Produce a cost–benefit analysis
8.Identify suitable hardware and software
9.Produce a data flow diagram, Testing
Each module is tested separately/individually, then the whole system with all modules, is tested together , Stages:
Analysis
Design,
Development
Testing
Implementation
Documentation
Evaluation, Development
Finalize the file structures
Enter the data in database
Develop user interface)