Functional requirements for an online shopping system
The following are common functional requirements for an online retail system:
- Customers should be able to create and manage their own accounts, including changing personal information, seeing order history, and saving payment information for future transactions.
- Customer service: The website should allow users to contact customer service via live chat, email, or phone.
- Product browsing: Customers should be able to browse the website’s products, filter and sort them based on various criteria such as price, category, and so on.
- Product search: Customers should be able to find products by searching for keywords or product features.
- Customers should be able to follow the status of their orders and view the projected delivery date.
- Shopping cart: Customers should be able to add products to and examine the contents of their shopping basket at any moment.
- Checkout: Customers should be able to finish the checkout process by inputting billing and shipping information, choosing a payment method, and completing their order.
- After completing the checkout procedure, customers should receive an order confirmation email or message.
- Security: The website should employ secure servers and encryption to protect critical client information such as payment details and personal data.
Non-functional requirements for an online shopping system
The following are examples of non-functional needs for an online purchasing system:
- Performance: The system should be able to manage high levels of traffic and load with no delays or outages.
- Scalability: The system should be able to quickly absorb growth in traffic and product numbers without compromising performance.
- Compatibility: The system should work with a wide range of devices and web browsers.
- Reliability: The system should be dependable and available to clients on a constant basis.
- Maintainability: The system should be simple to upgrade and maintain over time.
- If the website is designed for a worldwide audience, it should accommodate many languages and currencies.
- Security: The system should prevent unauthorised access or interference with sensitive consumer information and transactions.
- Usability: The system should be simple to use and navigate for customers, with a user-friendly interface and clear instructions.
- Accessibility: The system should be usable by people with impairments and should adhere to relevant accessibility standards.