System Analysis

Which of the following is a data flow diagramming rule?

A fork in a data flow means that exactly the same data comes from any of two or more different processes, data stores, or sources/sinks to a common location.

Data must be moved by a process if the data are of any concern to our system.

A data flow has a verb phrase label.

A join in a data flow means that exactly the same data goes from a common location to two or more different processes, data stores, or sources/sinks.

Answer:
Data must be moved by a process if the data are of any concern to our system.

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