Defining System Requirements
In this unit, Charlie and Suzanne need to define system requirements for the PPI website project. Charlie is familiar with the use case technique for gathering system requirements. He is ready to create a full set of use cases for the project. Suzanne would prefer to focus on the structured approach and identify the important entities in the system; she wants to create ERDs.
- Identify at least two arguments for using each of these techniques.
- Justify which technique you would prefer to use as the initial step in requirements definition.
- What potential problems would be there when using use cases to capture system requirements?