Developing Data Flow Diagrams (Cont)
Developing Data Flow Diagrams (Cont)
5. Check for Errors:
- Forgetting a Data Flow or Pointing an Arrow in the Wrong Direction
- Connecting Data Stores and Entities Directly
- Incorrect Labeling
- Including More Than Nine Processes
- Omitting Data Flow
- Creating Unbalanced Decomposition
Review Process and Data Flow Names