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Questions tagged [use-case-diagram]

191 questions
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How do i represent conditions on use cases?

I'm in the specification part of a project and i have to make use cases but i don't understand how to translate this scenario. The project is: Students and teachers have to check in with a card in every class and the system counts presences and…
Aldie Yung
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How to extract the sequence diagram from the function procedures?

I have a E-services portal for student’s system But I'm not sure which sequence diagram will be drawn for withdrawal from the course The student can: Request apology or reprieve Request delete or add course Request for re-registration Request…
HassanYu
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How to generalize actors in UML diagrams

Here's the use case scenario I have Ever Green Homes PVT Ltd. (EGH) sells houses. People who want to sell their houses sign a contract with EGH and provide information on their house. This information is kept in a database by EGH and a subset…
Kushani Sasiprabha
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How can a Use Case diagram be presented when an actor has two different scenarios?(the exact same actor)

I have to build an Use Case diagram, but one of the actors has two different scenarios, for example the actor has to either choose one laptop or some laptops.How do I represent that in my Use Case Diagram?
jj2503
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Use Case: User uses input device

I am creating a use case diagram for a scenario where a user uses various input devices (tablet, wireless pen, etc) to interact with a system. For that part, because users only interact with the system through devices, I currently have the diagram…
chocalaca
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Is this Use Case correct?

Its my first time making a use case and this is for my coursework. I had to follow the case study below. Case Study 8: Warehouse Control System (WCS) A warehouse distributes health food and related products. Customers order a particular product…
Wasim
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What counts as functional requirement and what doesnt in the following example?

For my homework, I have to write functional requirement of a game called downfall (see Wikipedia). We have to make this game, but with not two sides but n (any number of) sides. In an example solution (another game), the teacher writes the…
KijeviGombooc
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Which is an appropriate way to present the addition, edit and deletion of something in a use case diagram?

For example, if you have an eShop, what would you do as far as the basket is concerned since you can add / edit / delete products from it ?
user10419944
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Identifying use cases in a poll webapp

I'm trying to figure out which use cases should I put in my use case diagram. I'm developing a poll webapp: after login, an authenticated user can browse a list of polls, then may select one poll from the list and finally may answer a poll. This…
user9722105
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Understanding constraints in use case diagram

I've just read a book about UML and an currently trying to create a use case diagram of one simple domain. The domain states: There are two kinds of users: default and vip. Default user can create no more than 10 posts. Vip user has no…
Ivan avn
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Is my Use Case diagram correct? About Use Case generalization

Edit: Final outcome based on suggestion given by @qwerty_so This is my use case diagram for View Repository in Source Code Management System. This system is part of Project Management System. The system is similar to GitHub, user can select…
wei
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Can someone tell me if I tried Use Case Diagram Correct for this scenario?

I have a scenario for which I have to design a use case diagram, activity diagram and a class diagram: “I run a small computer consultancy firm with a number of employees. Along with the basic information about the employees (name, DoB, contact…
Ruvindra Yohan
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Use case diagram can't name my actor properly

So I have a problem. I'm making a use-case diagram for an e-commerce store. But I've been told that one of my actors can't be named server as it's not outside of the system. Any Ideas on what this actor can be called instead? This actor is taking…
Squidwarden33
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use case - actor relations

I have the below question: An actor is associated to a use case A, which has an extension use case B and B is extension of use case C. Question: does it mean that the actor has access to use case C? Thanks in advance! Joanna
Joanna M.
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Use Case Diagram for Stack Overflow

I am trying to design a Use Case Diagram for an app like Stack Overflow. I have tried to add some basic functionalities in this diagram. I want to improve this diagram to include an exhaustive list of all the features of Stack Overflow, but have no…
Nisha
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