SPECTRUM SUPPLIES
GROUP __
REA MODEL
Step 1: Identify the significant business events
Acquisitions
Inventory Management
Sales
Fixed assets
Human Resource Management
Services
Leasing
Cash
Step 2: Identify the related resources
Acquisitions
Inventory Management
Sales
Fixed assets
Human Resource Management
Services
Leasing
Cash
Step 3: Identify the related internal and external agents
Acquisitions
Inventory Management
Sales
Cash
Fixed assets
Human Resource Management
Services
Leasing
Step 4: Identify relationships between entities
Acquisitions
Inventory Management
Sales
Fixed Assets
Human Resource Management
Services
Leasing
Step 5: Specify the optionalities and cardinalities of the relationships
Acquisitions
Inventory Management
Sales
Fixed Assets
Human Resource Management
Services
Leasing
Step 6: Identify the attributes of the REA entities
Acquisitions
Inventory Management
Sales
Fixed Assets
Human Resource Management
Services
Leasing
Step 7: Design the data repository structure
Acquisitions
Inventory Management
Sales
Fixed Assets
Human Resource Management
Services
Leasing
Step 8: Specify the information processes
Acquisitions
Context Diagram
Level 0 DFDs – Recording
Level 0 DFDs – Maintaining
Level 0 DFDs – Reporting
Inventory Management
Context Diagram
Level 0 DFDs – Recording
Level 0 DFDs – Maintaining
Level 0 DFDs – Reporting
Sales
Context Diagram
Level 0 DFDs – Recording
Level 0 DFDs – Maintaining
Level 0 DFDs – Reporting
Fixed Assets
Context Diagram
Level 0 DFDs – Recording
Level 0 DFDs – Maintaining
Level 0 DFDs – Reporting
Human Resource Management
Context Diagram
Level 0 DFDs – Recording
Level 0 DFDs – Maintaining
Level 0 DFDs – Reporting
Services
Context Diagram
Level 0 DFDs – Recording
Level 0 DFDs – Maintaining
Level 0 DFDs – Reporting
Leasing
Context Diagram
Level 0 DFDs – Recording
Level 0 DFDs – Maintaining
Level 0 DFDs – Reporting
Step 9: Implement the design
Microsoft Access!
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