Logical and Physical Data Flow Diagrams

Logical and Physical Data Flow Diagrams

• Logical Data Flow Diagram
  • Focuses on the Business and How it Operates
  • Describe Business Events, Data Required, Data Produced
• Physical Data Flow Diagram
  • Shows How the System Will be Implemented
    • Hardware, Software, Files, People

Existing LogicalData Flow Diagram

New LogicalData Flow Diagram

New PhysicalData Flow Diagram

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