Questions tagged [use-case-diagram]

191 questions
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How do I depict this situation in a use-case diagram?

Consider a scenario as such: A university ABC allocates 2 lecturers to a course (a main lecturer and a substitute lecturer). The job of the substitute lecturer is to conduct lectures whenever the main lecturer cannot attend. Thus, both lecturers…
S. Tiss
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include or extend in uml use case diagram

The purpose of the application is a displaying a dashboard. I have several actions/use cases like: Login (User/Admin) Show Dashboard 01(User) Show Dasboard 02 (User) Show Dasboard 03 (User) Show Dasboard 04 (User) Filter Data (User) Manage…
Udo Gniß
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Which use case relation to use between main use case and different options

I have a question related to Use Case diagram for a mobile app and charging. So let's say My use case is Set Charging mode. Charging mode can either be Immediately or Scheduled Later. What Relationship should be between the Set Charging Mode UC and…
Emil
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Specialization or extension point use case

I have a use case here for delete. This is trying to demonstrate that a user can delete Users, Projects and Posts. If you want to do delete a User, you select "User" from the deletion menu, a user menu dialog box will pop up where you will type a…
Krellex
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Specialisations in use case diagrams

I am working on a use case diagram and I was wondering if this is a correct use of a Specialized use case. Here I have Create which has 3 different specialisations. What I am trying to demonstrate here is that the user can create a Team, Project or…
Krellex
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Simple Use Case Diagram - UML

I have a web page with a graph made up of many nodes inside. The user can obviously view the graph (use case: preview the graph). It can also filter the nodes of the graph based on the argument and the difficulty and in that case the graph updates…
MaxyCar
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Evaluating the usefulness of creating a use case diagram after completing MVP in academia

I just completed a minimum viable product (MVP) version of my game as part of my university project. I am unsure whether if I should also make a section with the UML use case diagrams in the thesis at this late stage. I am asking because unlike an…
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Should I include the IIoT as an secondary actor in my use case diagram?

I have an application to monitor real-time data coming from an IIoT, the problem is I don't know exactly if I should include the IIoT as an actor, this is the flow of my application: the IIoT will send data to the Node-Red server then the Node-red…
Q.Aimad
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Can 'system' object be in a use case diagram?

I'm making a scheduler viewer. Is putting a system on the opposite side of the user possible like an attached photo? I know that a person can be there but the system is not a person so I'm asking:) Thank you!
Bella Lee
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Why can't you generate a use case diagram from a state diagram?

Why can't you, for example, take a state diagram, and make use case diagram based on this state diagram?
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Need help for creating use case diagram of Mandarin Square Capturing

I have to design an use case diagram of a game for the project at school The game must have these functions: On the main screen: Start: start the game. Exit: exit the program. Be sure to ask users if they really want to quit the game Help: Show…
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Inherited but exclude one use case

Here is my use case. In this system, Organizer has more 'Right' than Supporter so he/she can use the Budget Management feature. So in this case, how can I show by extending from 'View Main Dashboard' use case, only Organizer can access Budget…
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How do I show only certain actors can perform a task in a use case diagram?

I am working on a use case diagram for a library system. I have student and teacher actors. The students can only borrow certain books and the teachers can borrow all books. What is the best way to illustrate this? I currently have "staff" and…
xcom
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Use case diagram with two different front ends

I am trying to model a use case diagram with two different front end applications. I have a web-based front end with different use cases than my front end for a tablet app. Some use case might have the same name but a different scenario. My question…
Luca
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Correct usage of includes and extends in use case diagram

I am creating a use case diagram for a barber shop system. I am not sure if the Add Product Inventory use case should include the Purchase Product use case. The actors which will interact with the barber shop system are: Customers System users (ie.…
William Goodwin
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