4 Questions
What is the primary focus of Data Flow Diagrams (DFD)?
Data processing within the system
What do external entities represent in Data Flow Diagrams (DFD)?
Sources or destinations of data outside the system boundaries
What does a data flow in Data Flow Diagrams (DFD) represent?
Movement of data from one point to another
What must each external entity be labeled with in Data Flow Diagrams (DFD)?
A name, should be named with a noun
Learn the fundamental concepts of Data Flow Diagrams (DFD), including the focus on data flow, system scope depiction, and the use of basic symbols. Understand how DFD graphically represents data processes and flows in a business system.
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