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Design Elements in Functional Modeling

This section describes the various design elements. These include

1. Modules

2. Processes

3. Inputs and Outputs

4. Design of Databases and Files

5. Interfaces
   

• Functional Requirements
  
• Functional Modeling Techniques
  Data Flow Diagrams
  Elements of Data Flow Diagrams
  
• An Example of a DFD
• Conventions used when drawing DFD's
• Data Dictionary
• The procedure for producing a data flow diagram

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