Various diagrams in UML are an important part of the UML model. In recent articles, I will introduce nine important diagrams in UML. The general content is shown in the following directory.
1. use case diagram, class diagram, and object Diagram
2. Sequence diagram and collaboration
Super 6, commonly known as 6A, is a 10 Gigabit system. For testing, it is necessary to achieve a MHz test, divided into unshielded and shielded systems. For a non-shielded system, a 6 packet 1 External crosstalk test is required. Currently, FLUKE
The image object calls an image file from the outside, as long as the IE can display the format. Note that VML is only used to display this image and does not vectorize the image. If it is zoomed in or out later, the image quality will change.
Document directory
Add a self-called Message Element
Use the call Message Element
Use auto-extended message options
Use to create a message symbol
Add asynchronous Link
Use a combination of fragment Elements
Save Graph
A sequence diagram describes the interaction modes between objects in chronological order. It uses the "lifeline" of objects and the messages passed between them to show how objects participate in interaction.
A sequence
Tags: compare configuration Direct schema ftp IAT call stage imageBrief introductionA deployment diagram is also called a configuration diagram to display the physical architecture of hardware and software in the system. You can learn about the physical topology, connection relationships, and distribution of the processing nodes between software and hardware components.Deployment
Uml-unified Model Language Unified Modeling Language, also known as standard modeling language. is a language used to visualize modeling software-intensive systems.There are three main models in UML system development:Functional Model: Display the function of the system from the user's point of view, including use case diagram.Object model: Using the concepts of object, attribute, operation and correlation to show the structure and foundation of the system, including class
Tags: kinds of access Interactive. COM program code run Agent execution map Brief introduction Component diagrams, also known as building diagrams, are used to display physical views of the system's components and the relationship of each component. Component diagrams typically include components, interfaces, relationships, ports, and connectors to display dependencies and generalization relationships between corresponding modules, source files, or collections of source files in program code. C
In the previous article "UML System Analysis and Design 02-use case diagram and activity diagram (I)", we mainly explained the use case analysis and drawing methods and techniques in requirement analysis, however, the use case diagram only tells us what the system wants to do. As for how to do it, there is no intuitive description. To better illustrate how our sy
Main content:
1. Sequence diagram and collaboration diagram.
2. Drawing (computer room charge system).
3. A simple relationship between two diagrams.
Body:
1. Sequence diagram and collaboration diagram
Sequence diagram
(1) Understanding the sequence
ObjectiveMost of the UML describes the logic and design of the information. The implementation diagram is used to describe the realization of the narrative information. The implementation diagram contains a deployment diagram and a component diagram.Component diagram1. ConceptComponent diagram describes the main functi
1. What is a sequence diagram
is an interaction diagram that emphasizes the time order of messages. A sequence diagram describes the interaction between classes and classes in a class system, and it models these interactions as message exchanges. A sequence diagram is a model that describes how objects collaborate over
The state diagram is one of the diagrams of modeling the dynamic aspects of the system in UML, which describes the dynamic behavior of object state over time by establishing the life cycle model of the object. The state of an object in the system is easiest to discover and understand, so the first thing to consider is the flow of control based on the state. Specifically, a state diagram is used to describe
Tags: perm code recognition Considerations Impact Technology sharing position another implementation class Brief introduction Class diagram is the core of object-oriented analysis and design, which is used to describe the relationship between class and class, interface and interface, class and interface in each module of the system, as well as the properties and operation of each class, which are generally implemented in the detailed design process.
Introduction of Timing Diagram (Brief introduction)
time series diagrams (Sequence Diagram) are graphs that display the interaction between objects, which are arranged chronologically. The sequence diagram shows the sequence of message interactions between the objects participating in the interaction and their objects. The modeling elements included in the time s
Object-oriented software development methods include: A, object-oriented analysis (OOA) B, object-oriented design (OOD) C, object-oriented implementation (00i) d, the main steps of object-oriented testing (OOT), E, and object-oriented maintenance (OOM) are as follows. Next we will learn the related diagrams of UML from the object-oriented perspective. This section describes the use case diagram and Activity diagra
PrefaceUML is composed of dynamic graphs and static graphs, and the state diagram is one of the most important diagrams in dynamic graphs. definitionused to describe all possible states of a particular object and the transitions between states caused by the occurrence of various events.Purposestudy the complex behavior of classes, roles, subsystems, or components.constituent elementsStatusdefinition: Refers to a condition or condition in the life cycl
For complex practical problems, there are usually dozens or even dozens or hundreds of processes on the data flow diagram. Such a data flow diagram looks unclear. The hierarchical data flow diagram can solve this problem well.
System S in
Figure 1.5 system processing data flow diagram
Its Input and Output refl
Through the static diagram and behavior diagram introduced in previous blogs, we can use UML to describe the static structure and dynamic behavior of a system. At this time, we have alreadyGraphical representation of the entire structure of a typical Surface-to-face object system.
At this point, the software development stage has reached the implementation stage. At this time, we need the implementatio
PrefaceIn the summary of the UML state diagram, the activity diagram and the state diagram are closely related. It also has a lot in common with flowcharts.definitionAn activity diagram is a special form of a state diagram. All or most of these states are active, and all or
Through the previous blog: the use case diagram of UML diagrams, we have completed the division of a software system use case and function module. Now we need to know how to further improve the static structure of the system.
With the UML tool, we can obtain the static diagram of the static structure of the software system. The static diagram includes the class
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