Using data flow diagrams, it is possible to know the flow of data through each of the systems and processes being used within your organization. Though often used during the development of a new ...

Checking and rechecking are also necessary, as an incorrect diagram can create serious errors. Examples of errors include forgetting to include a data flow or pointing an arrow in the wrong direction.

Figure 3: An example data flow diagram demonstrates how data moves and interacts throughout the system. (Source: Beningo Embedded Group) You’ll notice that some data assets don’t interact. The orphan ...