Physical data flow diagrams. Physical data flow diagrams provide detailed implementation information. They may reference current systems and how they operate, or may project the desired end-state of a ...

A flow chart, or flow diagram, ... It begins with the input of data or materials into the system and traces all the procedures needed to convert the input into its final output form.

A key reason why keeping data flow diagrams up-to-date is to address issues of system growth. As data volume continues to grow, so does the challenge of wrangling that data into well-formed ...