Presentation draft	Create a list of slides with content for a presentation. If you have enough data, for each slide create a list of key information points (or simply provide text information for each slide). The titles of all slides must be formatted as headings (do not numerate slides)
Which subject	Computer science
What age group	Adult courses
What topic	Data flow model
Number of slides	10
Include images descriptions
Text to use as a source
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Introduction

• Definition of Data Flow Model
• Importance of Data Flow Model in computer science

Components of Data Flow Model

• Process
• Data flow
• Data store
• External entity

Symbols Used in Data Flow Diagrams

• Circle
• Arrow
• Rectangle
• Double Rectangle

How to Create Data Flow Diagrams

• Identify the system boundaries
• Identify external entities
• Identify processes
• Determine data flows
• Add data stores

Levels of Data Flow Diagrams

• Level 0
• Level 1
• Level 2

Advantages of Data Flow Model

• Documentation
• User understanding
• Clarity
• Efficient communication

Disadvantages of Data Flow Model

• Limited to a specific operating system and physical configuration
• Not suitable for dealing with control or temporal aspects of a system

Example Data Flow Model

• Diagram of a simple library system
• Explanation of the different components

Conclusion

• Summary of key points
• Importance of Data Flow Model as a tool in computer science.