The system cycle

The system cycle

1. Analysis

   • Interpret requirement
   • Describe the system
   • Research data from the system
   • Identify the problem
   • Cost-benefit analysis
   • Identify hardware and software
   • Produce data flow diagram
   • Identify custumer requirements
   • Agree the objectives

2. Design

   • Design the data
   • Desing file structures
   • Design a testing strategy
   • Design the screen layout
   • Produce algorithms
   • Desing outpust and printed reports
   • Produce system flowcharts
   • Select validation rules

3. Development and testing

   • Develop stages for testing
   • Test the progang to see if it works well