Most voted "uml" questions
Unified Modeling Language (UML). It is a specification that in the area of programming, is used to model application structures, such as behaviors and architectures, data structure among others.
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answer179
viewsHow does class inheritance work in C#?
I have class 1 and class 2, class 2 inherits from class 1. Other classes that inherit from class 2 will inherit the attributes of class 1?
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answer648
viewsWhich diagram best describes a Nosql bank?
When using SQL database, there are different ways to show the system flow. In the database you can use an ER to show its attributes. And for its operation a UML Class Diagram is used. How best to…
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answer137
viewsUML - Class Diagram
Hello, I started to study the UML diagrams recently and I had a question about how to know who the objects. My question is, what’s the best way to identify an object? Because a class can be either a…
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answers50
viewsAlternative to the stabbing
I would like to know if you have any Pattern design or alternative approach to Pattern facade. I found interesting his approach in creating a "facade" for a certain "subsystem" but the class that…
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answers124
viewsWhen making the class diagram is it necessary to add all methods and attributes?
I have several classes that have several attributes and methods. When making the class diagram it is necessary to add all methods and attributes? Is there any rule or consensus on the creation of…
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answers17
viewsHow does the representing flow of a extending use case include another use case in the specification document?
My use case: Example of how I’m doing the flow specification: [...] X-flow. Flux y. Z-stream. Here would need to enter the use case part "Provide Identification" \ "Cadastrar Times" My doubt: When…
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answer44
viewsUse cases for color guessing game
In order to practice APOO I am trying to apply use cases to a simple game of guessing a color. Here it would be it visually. The user can try to guess as many times as he wants, or restart the game…
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answer93
viewsHow to interpret the composition connector in a class diagram?
The teacher asked to make a relationship between parents, state and city. From what I understood of this relationship I made this diagram. Only he said that the diamond side is on the wrong side and…
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answers25
viewsUML - Use of include and extend
I’m setting up an UML as a case study and I found doubts when it came time to assemble. First case: The first exercise informs that there are two actors: the student and the secretary and this…
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answer1423
viewsDoubt about CRUD Use Cases
I have the following question about CRUD Use Cases: It is said that you should not create several use cases representing each operation of the CRUD, and one should create only one use case for it,…
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answers192
viewsHow to represent an xml interface in a class diagram? (Android project)
I have an Android project, which I use several "xml" layout files as an interface. How should I represent them in the class diagram. I thank you already.
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answer77
viewsUse Case in Tool Case
how we should create the use case diagrams, make a diagram encompassing all use cases or make several diagrams for each specific scenario. Ex.: I have within the system several lines of work, part…
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answer809
viewsAlternative Flow in Alternative Use Case Flow can?
I would like to know if I can have an alternate flow within an alternate flow in a use case. Type A1 alternate flow which has A2: A1: O usuário clicou em Excluir 1 - O sistema solicita aprovação 2 -…
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answers175
viewsSay more with less in the UML class diagram
I’m having a question on how to draw up a diagram for this scenario: Application in Laravel MVC Too much code equal in the view and controller layers wanted to omit this Work of the facul I wondered…
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answer2833
viewsConditional class relationship diagram
I made a diagram and modeled the Partners class to involve customers, suppliers, service providers, etc., which will inherit attributes from the abstract classes Pessoa->Física or…
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answers216
viewsJoin and merge activity diagram
What’s the difference between Join and Merge in the Activity Diagram? I would like a simple example of each of them to better understand.
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answer47
viewsDoubt about UML
I have a question about the link of these tables in the image below. What I highlighted is really an association?? The correct figure of the arrow would not be so > to be an association? And what…
umlasked 5 years, 5 months ago Tiago Silvestre 73 -
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viewsDoubts in case of use
People I’m new to software engineering, and I have a question in use cases, can the system be an actor? For example in a university system having a case of using a search engine.
umlasked 4 years, 11 months ago Anderson Souza 9 -
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answer101
viewsUML - Composition or Aggregation
Is the related 'Composition' in the 'controlCurso' classes with the 'Course' carried out in this way? I am in doubt if it would be a 'Composition' or 'Aggregation', or none of them.…
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answer64
viewsSoftware Modeling
A software that has the option of registering projects and that each project has its specific working days (working days), which by default is Monday to Friday, but can be changed by project…
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answers29
viewsDoubt - UML - Use Cases
Hello, I would like to express that the use cases "View Patients", "Schedule Visit" and "Send Messages" necessarily need to be logged in beforehand in order to be executed and performed. Anyway,…
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answers25
viewsHow to use UML package diagram to mount system interface?
I have the following diagram, which is not formatted following any UML diagram. The purpose of it is to represent the functioning and connection of each part of the problem solution (a web…
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answer83
viewsWould this class relationship be correct?
I am currently studying about classes, more specifically class/UML relationship and I am doing it in C#. I would like to know if this code I wrote below is the most suitable or if there is a…
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viewsRelationships UML diagram
Guys, I’d like some help understanding a situation. I need to do a dev course work. And I was in doubt about a class relationship. In the Image, we have the car class and the person class.…
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answer98
viewsDesign standard
An analyst told me that I need to create classes that calculate contract installments, but I realized that this calculation always has the same steps, but depending on the type of contract, some…
umlasked 8 years, 6 months ago Jeferson Silveira 1 -
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viewsCould someone help me with a class diagram?
In a class diagram how to place chat online?
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answer2062
viewsHow to organize the development of a project
I ask in a very comprehensive way applied to both Desktop and Web, if the methods are very different, I ask you to guide me. I have some clients, and over the course of a few months, I see that…