> UML was the swan song of the classic waterfall SDLC gang. The Unified Modeling Language (UML) was the graphical language for Object-Oriented Analysis and Des

> UML was the swan song of the classic waterfall SDLC gang. The Unified Modeling Language (UML) was the graphical language for Object-Oriented Analysis and Design (OOAD). Classic waterfall was more of a top down, divide and conquer approach to software design and development.