Due to the fact that data-flow diagrams concentrate on the movement of data between processes, these diagrams are often referred to as process models.
Process modeling is known to be a form of graphical depiction of business processes or workflows.
Note that it is like a flow chart, and it is one where each steps of the process are drawn out and as such, due to the fact that data-flow diagrams concentrate on the movement of data between processes, these diagrams are often referred to as process models.
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