SAM- System analysis and modelling
Order type: Case Study
1- Develop a Context Diagram for your system.
2- Develop a Level 0 Data Flow Diagram (DFD) for your system (top level)
This diagram should capture the high level features of your system
3- Develop lower level DFDs for the core components of your case.
Level 1 and perhaps level 2 diagrams for your system’s core components.
4- Design and develop a Data Dictionary for your core system to data elements level. These data dictionary entries should be for your DFD diagrams.
5- Develop Process Specifications for the core components of your system. These specifications should be for processes that appear on your DFDs.
6- Develop an Entity Relationship Diagram (ERD) for the system.
At this stage, you are NOT required to attempt normalisation.
7- All assumptions must be documented.
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