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Use Case Diagram for Online Shopping


UML Question in Exams:-
Q.

  • The telephone agent uses an order registry and customer catalog to obtain access to an order & a customer respectively. 
  • The order registry uses an order number as a qualifier to select particular order instance. A customer catalog uses customer name and phone number as a qualifier to select particular customer. 
  • The attributes of an order are the order numbers and time when it is placed. The order consists of many items.
  • An item has item_number, a quantity, unit price. It also has reference to catalog item which represents listing. 
  • When an order is cancelled or committed, it cancels or commits each of its items first. 
  • When an order’s total price method is invoked, the order calls the total price method of each of items and returns the sum. 

Prepare a use case diagram for above description.

Use Case Diagram for Online Shopping :-

Use Case Diagram Online Shopping UML

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