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What is Data Flow Diagram for Vehicle Maintenance about?

The document describes a data flow diagram example using a vehicle maintenance depot system. It includes a context diagram showing external entities of customers and mechanics interacting with the depot system. A level 1 diagram breaks the system into three processes: perform inspection, perform maintenance/repairing, and order parts. It also shows two data stores for inspection results and work records, and one for parts inventory. The document provides tips on using appropriate detail in diagrams and avoi

Author

Prasanna Niyadagala

Language

EN