Use Case Diagram for the Amazon Online Shopping System
Explore the construction of a use case diagram for the Amazon online shopping system. Learn to identify key actors like authenticated users, guests, and admins, define their interactions, and understand relationships such as includes and extends. This lesson prepares you to visualize system requirements and actor roles clearly.
Let’s build the use case diagram of the Amazon problem and understand the relationship between its different components. First, we’ll define the different elements of Amazon, followed by the complete use case diagram of the system.
System
Our system is the Amazon shopping system.
Actors
Now, we’ll define the main actors of Amazon.
Primary actors
Authenticated user: This actor can search for products, place or cancel orders, and add new products to sell.
Guest: The guest actor can search for products, add items to a shopping cart, and update it. However, it must become a registered/authenticated member to place an order.
Secondary actors
Admin: This can add, modify, or delete existing product categories. ...