Data Flow Diagrams (DFD) Basics
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Questions and Answers

What is the primary focus of Data Flow Diagrams (DFD)?

  • Data visualization within the system
  • Data storage within the system
  • Data processing within the system (correct)
  • Data transfer between systems

    • What do external entities represent in Data Flow Diagrams (DFD)?

  • Processes within the system
  • Sources or destinations of data outside the system boundaries (correct)
  • Data transformation within the system
  • Data storage within the system

    • What does a data flow in Data Flow Diagrams (DFD) represent?

  • Data storage within the system
  • Data transformation within the system
  • Data processing within the system
  • Movement of data from one point to another (correct)

    • What must each external entity be labeled with in Data Flow Diagrams (DFD)?

    <p>A name, should be named with a noun</p> Signup and view all the answers

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