Example of DFD for Online Store (Data Flow Diagram)

Data flow diagrams (DFDs) reveal relationships among and between the various components in a program or system. DFDs are an important technique for modeling a system’s high-level detail by showing how input data is transformed to output results through a sequence of functional transformations.
Example of DFD for Online Store shows the Data Flow Diagram for online store and interactions between the Visitors, Customers and Sellers, as well as Website Information and User databases.

Software and Database Design with ConceptDraw DIAGRAM

ConceptDraw DIAGRAM is a perfect tool for designing and planning tasks such as:
UML diagramming; designing and prototyping Graphical User Interface (GUI); flowcharts, data flow diagrams; database and ERD diagramming (Chen ERD, Database Model diagram, Express-G, Martin ERD, ORM Diagrams and more); SSADM diagrams, Booch diagrams, Nassi-Shneiderman diagrams with special flowchart symbols.