Use cases refer to specific scenarios or situations in which a product, service, system, or feature is applied to solve a particular problem or meet a user’s needs. Use cases are commonly used in software development, business analysis, and project management to outline how a system or product will function in real-world situations. Here are some common use case examples across different domains:
Software Development:
- User Registration: A use case for a website or app where a user creates an account by providing personal information and credentials.
- Online Shopping: Describing how a user selects products, adds them to a cart, proceeds to checkout, and completes a purchase.
Business Analysis:
- Inventory Management: Detailing how a business tracks and manages its inventory, including adding, removing, and updating items.
- Customer Support: Describing how customer support agents handle inquiries, resolve issues, and escalate problems when necessary.
Healthcare:
- Patient Admission: Outlining the steps involved when a patient is admitted to a hospital, including registration, medical history collection, and assigning a room.
- Medication Administration: Describing how healthcare professionals administer medications to patients, including dosage and recording.
Finance:
- Loan Application: Showing the process a customer follows when applying for a loan, including document submission, credit check, and approval or rejection.
- ATM Withdrawal: Detailing the steps for a user to withdraw cash from an ATM, including card insertion, PIN entry, and fund dispensing.
Telecommunications:
- Voice Call: Describing how a user initiates, receives, and terminates a voice call on a mobile phone.
- Data Roaming: Outlining the process of a mobile device connecting to a different network while traveling.
Education:
- Online Course Enrollment: Detailing how students register for online courses, choose classes, and make payments.
- Grading System: Describing how teachers enter grades, calculate averages, and provide feedback to students.
Manufacturing:
- Quality Control: Outlining how products go through quality checks, inspections, and testing before being released to the market.
- Assembly Line: Describing the steps involved in assembling a product, from raw materials to finished goods.
Transportation:
- Flight Booking: Showing how a traveler searches for flights, selects seats, makes reservations, and receives e-tickets.
- Public Transportation: Detailing the process of using a public transit system, including ticket purchase and boarding.
Each use case typically includes a narrative or flow of events, actors (users or systems interacting with the use case), and potential alternative paths or exceptions. Use cases help stakeholders understand how a system will behave in practical situations and are valuable for requirements analysis, testing, and documentation in various industries.