To design a GUI that supports multiple question types and survey formats, consider the following:

1. Modular design: Use a modular approach to create reusable components for different question types.

2. Flexible layout: Design a flexible layout that can accommodate various question formats and lengths.

3. Question type templates: Create templates for common question types (e.g., multiple choice, rating scales, open-ended).

4. Drag-and-drop functionality: Allow users to easily add and arrange questions using drag-and-drop functionality.

5. Customizable formatting: Provide options for customizing font, color, and formatting for each question.

6. Support for multimedia: Allow users to add images, videos, and audio files to questions.

7. Conditional logic: Include conditional logic to enable branching and skipping questions based on user responses.

8. Responsive design: Ensure the GUI is responsive and works well on various devices and screen sizes.

9. User-friendly interface: Design an intuitive interface that makes it easy for users to create and edit surveys.

10. Extensibility: Allow for future expansion and addition of new question types and formats.

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