Since it’s standardization by the OMG (Object Management Group) in November 1997, the Unified Modeling Language (UML) has had a tremendous impact on how software systems are developed. The role of modeling in specifying and documenting complex software systems is being accepted, and an industrial approach to software engineering is on its way to becoming reality. With the acceptance of UML, a new generation of tools and processes that use UML have also emerged, and important concepts and techniques such as the role of architecture, requirements engineering, and tool integration also have been emphasized
