Systems, actors, and associations are the basic elements of use cases, but you can extend them with triggers, goals, relationships, and so on.
In the second part of The Use Case Chronicles, I continue to discuss use cases. In the first part, you can read about what a use case is, who invented it, where you can use it, and in what format. Here, let’s discover the structure of use cases. Both text and graphical views are based on the same concepts. In order to explore elements and connections of use cases, let’s first focus on the graphical view. It has less information and details and it is more intuitive.
confirm it pay for it included Now, let’s look at “Choose a restaurant.”Basically, restaurant selection means searing through a list of restaurants. An app can have a feature that to a user, making a search more convenient and personalized. That feature is a use case too, and it the base case. suggests a restaurant extends Last, but not least, the “Pay for an order” case. Payment may be realized in different ways , which are use cases too.
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