10+ Use Case Secondary Actor. Primary (the actor who starts the use case), secondary (the one. An overview of the module structure.
5.the system calculate price and return to the customer.extend calculate weight use case 6.after the customer paid, the system generate tracking number and give it to the. A use case captures a contract between the stakeholders of a system about its behavior. Because in some use cases he is a primary actor and secondary actor in others.
Use cases once specified can be denoted both textual and visual.
10+ Use Case Secondary Actor. A secondary actor never initiates the use case. A use case captures a contract between the stakeholders of a system about its behavior. But, do all users use the system in the same way? In the diagram shown, the customer is an example of a primary actor.