Functional requirements of Inventory Management System with non-functional

Functional Requirements

1. User Management:
   • User Roles and Permissions: Support different user roles (e.g., inventory manager, warehouse staff, admin) with specific access levels and permissions.
   • User Authentication: Secure login mechanisms for different users with role-based access control.
   • Profile Management: Allow users to manage their personal information and settings.
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2. Inventory Tracking:
   • Stock Levels: Track and display real-time stock levels for each inventory item.
   • Inventory Movements: Record and update inventory movements, including additions (purchases), subtractions (sales or usage), and adjustments.
   • Item Details: Store detailed information about each inventory item, including SKU, description, quantity, location, and supplier.
3. Stock Management:
   • Order Management: Create, process, and manage purchase orders and sales orders.
   • Reorder Alerts: Set minimum stock levels and receive alerts or notifications when items need to be reordered.
   • Stock Adjustments: Allow manual adjustments to inventory levels for discrepancies, damage, or other reasons.
4. Warehouse Management:
   • Location Tracking: Track the location of items within the warehouse (e.g., aisle, shelf) to facilitate easy retrieval.
   • Warehouse Layout: Support multiple warehouse locations and manage inventory across different sites.
5. Reporting and Analytics:
   • Inventory Reports: Generate reports on inventory levels, stock movements, reorder points, and other key metrics.
   • Performance Analysis: Analyze inventory performance, including turnover rates and carrying costs.
   • Forecasting: Provide tools for inventory forecasting based on historical data and trends.
6. Integration:
   • ERP Integration: Integrate with Enterprise Resource Planning (ERP) systems for seamless data flow between inventory and other business functions.
   • Supplier Integration: Connect with supplier systems for order management and inventory updates.
7. Barcode and RFID Support:
   • Barcode Scanning: Support barcode scanning for easy item tracking and data entry.
   • RFID Tracking: Use Radio Frequency Identification (RFID) for real-time inventory tracking and management.
8. Audit and Compliance:
   • Audit Trails: Maintain logs of inventory transactions and changes for auditing and compliance purposes.
   • Regulatory Compliance: Ensure compliance with relevant regulations and standards for inventory management.
9. Inventory Valuation:
   • Cost Tracking: Track and manage the cost of inventory, including purchase price, carrying costs, and valuation methods (e.g., FIFO, LIFO).
   • Financial Reporting: Generate financial reports related to inventory valuation and cost of goods sold.
10. Notifications and Alerts:
    • Alerts for Low Stock: Notify users when inventory levels fall below predefined thresholds.
    • Order Status Updates: Provide notifications about the status of purchase orders, including confirmations and shipping updates.

Non-Functional Requirements

1. Performance:
   • Response Time: Ensure fast response times for inventory queries, updates, and reporting.
   • Scalability: Support scalability to handle growing amounts of inventory data and increasing numbers of users.
2. Reliability:
   • System Availability: Maintain high system availability with minimal downtime to ensure continuous operation.
   • Fault Tolerance: Implement mechanisms to handle system failures and prevent data loss.
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3. Usability:
   • User Interface: Design an intuitive and user-friendly interface for efficient navigation and use by different user roles.
   • Training and Support: Provide user training and support resources to facilitate effective use of the system.
4. Security:
   • Data Protection: Protect inventory data with encryption and secure access controls.
   • Authentication and Authorization: Implement strong authentication mechanisms and ensure proper authorization for different user roles.
   • Data Integrity: Ensure the accuracy and integrity of inventory data through validation and auditing.
5. Maintainability:
   • Code Quality: Ensure high-quality, well-documented code to facilitate maintenance and updates.
   • System Updates: Support regular updates and patches to address bugs, improve functionality, and ensure security.
6. Compatibility:
   • Platform Support: Ensure compatibility with various operating systems and devices (e.g., desktops, tablets, mobile devices).
   • Browser Compatibility: Ensure the web-based interface works across major web browsers.
7. Backup and Recovery:
   • Data Backup: Implement regular data backups to prevent data loss and ensure recovery in case of system failure.
   • Disaster Recovery: Develop a disaster recovery plan to restore operations quickly after major disruptions.
8. Legal and Compliance:
   • Data Privacy Regulations: Comply with data protection laws and regulations to safeguard user and inventory data.
   • Regulatory Compliance: Adhere to industry standards and regulations related to inventory management.