Functional requirements of Inventory Control System with non-functional

Functional Requirements

1. Inventory Management
   • Product Tracking: Track inventory levels for each product, including quantity on hand, quantity reserved, and quantity available.
   • Stock Adjustments: Allow adjustments for stock levels due to reasons like damages, losses, or corrections.
   • Reorder Alerts: Notify users when stock levels fall below predefined reorder points.
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2. Product Management
   • Product Information: Manage details such as product name, SKU, description, price, category, and supplier.
   • Product Categorization: Organize products into categories and subcategories for better management and reporting.
3. Supplier Management
   • Supplier Information: Maintain records of suppliers, including contact details and terms of supply.
   • Purchase Orders: Create, manage, and track purchase orders from suppliers.
4. Order Management
   • Sales Orders: Create, manage, and process sales orders, including updating inventory levels accordingly.
   • Order Fulfillment: Track the status of orders from initiation to delivery and manage picking, packing, and shipping processes.
5. Inventory Valuation
   • Cost Tracking: Track and calculate the cost of inventory using methods like FIFO (First In, First Out), LIFO (Last In, First Out), or average cost.
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   • Valuation Reports: Generate reports on the value of inventory for financial and accounting purposes.
6. Reporting and Analytics
   • Inventory Reports: Generate reports on stock levels, inventory turnover, and stock movements.
   • Sales and Purchase Reports: Analyze sales and purchase trends to make informed decisions about inventory management.
7. Barcode and RFID Integration
   • Barcode Scanning: Support barcode scanning for easy data entry and inventory tracking.
   • RFID Integration: Support RFID tags for automated inventory tracking and management.
8. User Management
   • Role-Based Access: Define roles and permissions for different users (e.g., admin, warehouse staff, sales personnel) to control access to various system functions.
   • User Authentication: Secure user authentication and login mechanisms.
9. Audit Trail
   • Transaction Logging: Maintain logs of all inventory transactions and changes for auditing purposes.
   • Change History: Track changes to product information and inventory levels.
10. Integration
    • Accounting Integration: Integrate with accounting systems for financial reporting and reconciliation.
    • E-commerce Integration: Sync inventory with e-commerce platforms to manage online sales and stock levels.

Non-Functional Requirements

1. Performance
   • Response Time: Ensure the system performs efficiently with quick response times for inventory queries and updates.
   • Scalability: Design the system to handle increased inventory data and transaction volumes as the business grows.
2. Reliability
   • Uptime: Ensure high system availability with minimal downtime (e.g., 99.9% uptime).
   • Error Handling: Implement robust error handling to address and resolve issues quickly.
3. Security
   • Data Protection: Use encryption and secure protocols to protect sensitive inventory and user data.
   • Access Control: Implement role-based access control to ensure that users only have access to the functions they are authorized to use.
   • Audit Trails: Maintain comprehensive logs of user activities and system changes for security and compliance purposes.
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4. Usability
   • User Interface: Design an intuitive and user-friendly interface for ease of use by staff with varying levels of technical expertise.
   • Training and Support: Provide training resources and support to help users effectively navigate and utilize the system.
5. Compatibility
   • Device Compatibility: Ensure the system is compatible with various devices, including desktops, tablets, and mobile devices.
   • Browser Compatibility: Support major web browsers if applicable.
6. Maintainability
   • Code Quality: Develop clean, well-documented code to facilitate future maintenance and upgrades.
   • Modular Design: Use a modular design to allow for easy updates and additions to system functionality.
7. Backup and Recovery
   • Data Backup: Implement regular automated backups of inventory data to prevent data loss.
   • Disaster Recovery: Develop and test a disaster recovery plan to restore system functionality in case of major failures.
8. Compliance
   • Regulatory Compliance: Ensure the system complies with relevant regulations and standards related to inventory management, data protection, and financial reporting.
   • Privacy Policy: Develop and adhere to a privacy policy regarding the collection and use of data.
9. Scalability
   • System Growth: Design the system to accommodate future expansion, including additional users, products, and locations.
   • Load Handling: Ensure the system can handle varying loads and data volumes without performance degradation.