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 ...

The flow diagrams are executed on a remote computer (e.g. Raspberry Pi) using the flow program. The flow web app (flow user interface) sends messages to the flow program using a websocket connection.

Abstract: This Research to Practice Full Paper presents a constructivist learning environment for teaching first-year students Data Flow Diagrams (DFDs) using a question-based learning method. System ...