This Data flow diagram for online shopping depicts the overall data movement within the project. The primary goal of the DFD Diagram is to design the methods by which the system will handle all of the data included. The Data Flow Diagram for Online Shopping System design informs readers and programmers how the system will take data in DFD Levels 0, 1, and 2. The Data Flow Diagram for Online Shopping System has three main levels: Level 0, 1, and 2. Level 0 (context diagram) depicts the General process design of the Online Shopping System, which is represented by a single process.
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