Functional requirements of Virtual Reality Based Learning System with non-functional

Functional Requirements

1. User Management
   • Registration/Login: Users (students, instructors, administrators) must be able to create and manage accounts.
   • User Profiles: Different profiles with roles (e.g., instructor, student) and their respective access rights.
2. Learning Content
   • Course Creation: Instructors can create and organize VR-based courses or modules.
   • Content Upload: Upload and integrate 3D models, videos, simulations, and interactive elements into the VR environment.
   • Interactive Scenarios: Develop and manage interactive simulations and scenarios relevant to the curriculum.
3. Virtual Environments
   • 3D Environment Creation: Design and manage virtual classrooms, labs, or other learning spaces.
   • Customization: Ability to customize virtual environments to fit different educational needs or subjects.
4. Real-Time Interaction
   • Live Sessions: Conduct live VR classes with real-time interaction between instructors and students.
   • Communication Tools: Voice, text chat, and gesture-based communication within the VR environment.
5. Learning Activities
   • Assignments and Quizzes: Create and manage VR-based assignments and assessments.
   • Experiential Learning: Implement hands-on activities and simulations within the VR environment.
6. Performance Tracking
   • Progress Monitoring: Track and report on student progress and performance in VR-based activities.
   • Feedback and Evaluation: Provide feedback and evaluations based on performance and participation.
7. Collaboration Features
   • Group Work: Facilitate group activities and projects within the VR environment.
   • Shared Resources: Share resources and documents within the virtual space.
8. Accessibility
   • Adaptive Learning: Personalize learning experiences based on individual student needs and progress.
   • Assistive Technologies: Support for assistive technologies and accessibility features for diverse learners.
9. Integration
   • Learning Management System (LMS) Integration: Compatibility with existing LMS platforms for a seamless experience.
   • External Tools: Integration with other educational tools and resources.

Non-Functional Requirements

1. Performance
   • Scalability: The system should handle multiple concurrent users and scale according to the number of participants.
   • Speed: Ensure low latency and smooth performance for real-time interactions and VR experiences.
2. Reliability
   • Uptime: High availability with minimal downtime, especially during scheduled classes or activities.
   • Data Integrity: Accurate handling and storage of user data and learning content.
3. Security
   • Authentication/Authorization: Secure login and role-based access control to protect user data and system resources.
   • Data Encryption: Encrypt sensitive data in transit and at rest to ensure privacy and security.
   • Privacy: Compliance with data protection regulations (e.g., GDPR) to safeguard user information.
4. Usability
   • User Interface (UI): Intuitive and user-friendly design for ease of navigation within the VR environment.
   • User Experience (UX): Engaging and immersive experience with minimal friction for users.
5. Compatibility
   • Hardware Requirements: Support for various VR headsets and devices (e.g., Oculus Rift, HTC Vive, etc.).
   • Cross-Platform: Compatibility with different operating systems and VR platforms.
6. Maintainability
   • Code Quality: Well-structured and documented code for ease of maintenance and updates.
   • Updates: Regular updates and patches to address bugs, improve features, and ensure compatibility with new hardware or software.
7. Accessibility
   • Inclusivity: Adherence to accessibility standards (e.g., WCAG) to accommodate users with disabilities.
   • Multi-Language Support: Provide multilingual support for a diverse user base.
8. Backup and Recovery
   • Data Backup: Regular backups to prevent data loss and ensure recovery in case of failures.
   • Disaster Recovery: Effective disaster recovery plans to restore functionality after significant disruptions.
9. Interoperability
   • Standards Compliance: Adherence to VR and educational content standards to ensure compatibility with other systems and tools.