UML stands for Unified Modelling Language. UML is one of the standardized general-purpose languages and is used to model software solutions, computer application structures, the behavior of the system as well as business processes. UML is a widely used language in the field of software engineering. It is used by means of envisaging a software program by making use of a collection of diagrams. The primary thing to take care of while making a UML component diagram is linking shapes that signify a thing or class along with other shapes to demonstrate relationships as well as the flow of information and statistics or data.