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Data Flow Diagram Examples

Data flow diagrams (DFDs) reveal relationships among and between the various components in a program or system. DFDs are an important technique for modeling a system’s high-level detail by showing how input data is transformed to output results through a sequence of functional transformations.

DFDs consist of four major components:

  • entities,
  • processes,
  • data stores,
  • data flows.

Data Flow Diagram Symbols

Example 1. Data Flow Diagram Symbols

The symbols used to depict how these components interact in a system are simple and easy to understand.

A Data flow diagrams used for:

  • Graphical representation of the "flow" of data through an information system
  • Modeling process aspects
  • An overview of the system
  • For the visualization of data processing
  • Structured design

You need to draw the Data Flow Diagram? Use ConceptDraw DIAGRAM diagramming and vector drawing software extended with Data Flow Diagrams solution from the Software Development area of ConceptDraw Solution Park.

Data Flow Diagram Examples

Example 2. Data Flow Diagram Examples with ConceptDraw STORE

The Data Flow Diagrams solution provides a numerous collection of Data Flow Diagram examples created according to Gane and Sarson, and Yourdon and Coad notations using the ConceptDraw DIAGRAM software.

Data Flow Diagram Examples *

Example 3. Data Flow Diagram Examples

All Data Flow Diagram examples, templates and samples are available from ConceptDraw STORE. They can help you in your work - you can use them as examples for your own DFD diagrams, or even as the base. In this case all that you need - simply change the details of desired sample, or fill template for your needs.

Data Flow Diagram Examples - DFD Model of Small Traditional Production Enterprise

Example 4. Data Flow Diagram Examples - DFD Model of Small Traditional Production Enterprise

The Data Flow Diagrams Solution contains also collection of libraries with wide variety of predesigned vector objects that will be useful in the process of Data Flow Diagrams creating.

Data Flow Diagram Examples - DFD Coad and Yourdon Object Oriented Analysis Model

Example 5. Data Flow Diagram Examples - DFD Coad and Yourdon Object Oriented Analysis Model

The Data Flow Diagram Examples you see on this page were created in ConceptDraw DIAGRAM using the objects from the libraries of Data Flow Diagrams Solution. These samples demonstrate the solution's capabilities and the professional results you can achieve. An experienced user spent 5 minutes creating every of them.

Use Data Flow Diagrams solution for designing your own Data Flow Diagrams quick, easy and effective.

All source documents are vector graphic documents. They are available for reviewing, modifying, or converting to a variety of formats (PDF file, MS PowerPoint, MS Visio, and many other graphic formats) from the ConceptDraw STORE. The Data Flow Diagrams Solution is available for all ConceptDraw DIAGRAM or later users.







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Picture: DFD Library System
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