Flashcards
Use case/ activity modelling
Cards in this deck (9)
- 1What is an include relationship ?An include a mandatory connection between two use cases. The use case is always invoked by another use case.
- 2What is an extend relationship between use cases?An extend relationship is an optional relationship between two use cases.
The extend relationship adds incremental behavior to a use case.
login <---<>--- display error login - 3What is generalization relationship between use cases?A more specific use cases that show variations of more general behavior
Parent child use case which the child defines more specific behaviour than the parent use case.
"Pay bills" och "pay by credit card" ex - 4What is parallelism in activity diagram? What is a fork and merge?When more than one activity is triggered at a time. An acitivty can be followed by a split into several concurrent activites.
Fork = when splitted in to concurrent activities
Merge = acitivity is then combined to a single acitivty - 5What are the main parts of a use case description?Use case name, summary, description of the use case, pre and post -conditions & exceptions.
Se exempel i dokument - 6What is a swimlane in an activity diagram?Placing an activity within a swimlane indicates that it is perfomered by a person with the specific role or department
Tänk typ "Customer| SalesAdmin| Orderpicking" vid en onlineshopping - 7How sending and receiving signals are represented in activity diagram?Aktiviteten ser ut som en rektangel fast högra delen ser ut som en pil, som sänder en streckad "signal/streck" till en aktivitet (omvänd pil inåt) som tar emot signalen.
- 8What is branching in activity diagram?Innebär ett flerval, där en aktivitet kan ha olika efterföljande aktiviteter med olika "conditions" inom brackets.
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- 1 OBJ.O.MOD Flashcards on Use case/ activity modelling, created by Melwin Reuterwall on 25/10/2022.
- Created by
- Melwin Reuterwall · Oct 2022
- Updated
- Oct 26, 2022
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