UML-Unified Modeling Language unified modeling language , Also known as standard modeling language . It is a language for visual modeling of software intensive systems .UML The definition of UML Semantic and UML Two elements of representation .
UML It's in the development phase , explain , visualization , An open method for building and writing artifacts of an object oriented software intensive system . The best application is engineering practice , On a large scale , Modeling of complex systems , Especially at the software architecture level , It has been verified to be valid . unified modeling language （UML） Is a modeling language . Most of the models are presented in the form of graphs . A typical modeling diagram usually contains several blocks or boxes , Connectors and text for additional information about the model . These are simple but very important , stay UML Interconnection and extension in rules .