Functional requirements of Virtual Classroom System with non-functional

Functional Requirements

1. User Management
   • Registration/Login: Users (students, teachers) must be able to register and log in to the system.
   • User Roles: Different roles (e.g., admin, teacher, student) with distinct permissions.
   • Profile Management: Users should be able to manage their profiles and personal information.
2. Class Management
   • Create/Join Classes: Teachers can create classes, and students can join them.
   • Class Scheduling: Scheduling and managing class timings and sessions.
   • Attendance Tracking: Automatic or manual tracking of student attendance.
3. Content Delivery
   • Live Video Streaming: Real-time video communication for lectures.
   • Recorded Sessions: Ability to record and replay sessions.
   • Screen Sharing: Teachers can share their screens with students.
4. Communication Tools
   • Chat: Text-based communication between students and teachers.
   • Discussion Boards: Forums for discussions and Q&A.
   • Notifications: Alerts and reminders for upcoming classes or deadlines.
5. Assignments and Assessments
   • Assignment Submission: Students can submit assignments through the platform.
   • Grading: Teachers can grade assignments and provide feedback.
   • Quizzes/Exams: Creation and management of quizzes and exams.
6. Collaboration Features
   • Group Work: Tools for students to collaborate on group projects.
   • Whiteboard: Virtual whiteboard for drawing or brainstorming.
7. Resource Management
   • Document Sharing: Upload and share educational resources (e.g., PDFs, slides).
   • Resource Library: A repository for storing and accessing course materials.
8. Reports and Analytics
   • Performance Tracking: Monitoring and reporting on student performance and engagement.
   • Usage Analytics: Tracking system usage and engagement metrics.

Non-Functional Requirements

1. Performance
   • Scalability: The system should handle varying numbers of concurrent users without performance degradation.
   • Speed: Ensure low latency for live interactions and quick load times for resources.
2. Reliability
   • Uptime: High availability with minimal downtime.
   • Data Integrity: Consistent and accurate data handling and storage.
3. Security
   • Authentication/Authorization: Secure login processes and permission management.
   • Data Encryption: Protect sensitive data in transit and at rest.
   • Privacy: Compliance with data protection regulations (e.g., GDPR).
4. Usability
   • User Interface (UI): Intuitive and accessible design for ease of use.
   • User Experience (UX): Smooth and engaging interaction flow for all users.
5. Compatibility
   • Cross-Platform: Functionality across different devices and operating systems (e.g., Windows, macOS, iOS, Android).
   • Browser Support: Compatible with major web browsers (e.g., Chrome, Firefox, Safari).
6. Maintainability
   • Code Quality: Well-structured and documented code for ease of maintenance.
   • Updates: Regular updates and patches to address bugs and improve features.
7. Accessibility
   • Inclusivity: Compliance with accessibility standards (e.g., WCAG) to support users with disabilities.
   • Language Support: Multilingual capabilities for a diverse user base.
8. Backup and Recovery
   • Data Backup: Regular backups to prevent data loss.
   • Disaster Recovery: Procedures for restoring functionality in case of system failures.