Creating Data Flow Diagrams (DFD) requires a visual representation tool or software, and I can't generate visual diagrams directly. However, I can describe how you can create DFDs for your SnapText application at different levels (0 to 2) and provide an outline of what each level should include. You can then use diagramming tools like Microsoft Visio, Lucidchart, or draw them manually. Level 0 DFD (Context Diagram): Process: Your SnapText Application External Entities: Users, Database Data Flows: User Input (from Users to Application) Processed Text Data (from Application to Database) Retrieved Text Data (from Database to Application) Data Stores: Database Level 1 DFD (Main Processes): Capture Image Process: Input: User Input Output: Captured Image Sub-Process: Image Processing (Recognition) Recognize Text Process: Input: Captured Image Output: Recognized Text Sub-Process: Store Text Data Generate QR Code Process: Input: Text Data Output: QR Code Sub-Process: Display QR Code Level 2 DFD (Sub-Processes): Image Processing (Recognition): Input: Captured Image Output: Recognized Text Sub-Process: Text Recognition Algorithm Store Text Data: Input: Recognized Text Output: Stored Text Data Sub-Process: Database Interaction Display QR Code: Input: Text Data Output: QR Code Sub-Process: QR Code Generation Algorithm | Anything