Data Flow Diagram

Create a data flow diagram for inventory management system showing external entities like customers, suppliers, internal processes for order processing, inventory tracking, reporting, data stores for product database, transaction logs, customer records, data flows between processes indicated with labeled arrows, process numbers and names, data store references, external entity interactions, level 0 context diagram elements, and proper DFD notation with circles for processes, rectangles for entities, and open rectangles for data stores.