Systems Analysis and Design010 marksData flow diagram components and benefits
Explain different components of data flow diagram (DFD) with example. Draw context diagram and data flow diagram for a retail store in a mall which sells different items to its customers.
Explain different components of data flow diagram (DFD) with example. Draw context diagram and data flow diagram for a retail store in a mall which sells different items to its customers.[10]
--- A Data Flow Diagram (DFD) is a graphical representation of the flow of data through an information system. It shows how data is input, processed, stored, and output within a system. DFDs are used in structured system analysis and design to model the functional requirements of a system. --- A ...