Microsoft Visio is a software program that can be used to draw diagrams like UML, flowcharts, and so on. As part of the Microsoft Office family, it is a diagramming and vector graphics application. It was invented by Shape wear Corporation in 1992, and it was acquired by Microsoft in 2000. It is commonly used to create UML diagrams. This software allows you to easily create any UML diagram. There are three editions of Ms Visio Assignment Help, namely Standard, Professional, and Premium. Standard and Professional editions are almost the same but the standard edition has additional templates for more advanced diagrams and layouts.