LECTURE 48 – OOAD –UML BASIC NOTATIONS - BCA SEM 6
Class :A class is represented by a rectangle having three sections
Object : An object is represented as a rectangle with two sections
Component :A component is a physical and replaceable part of the system that conforms to and provides the realization of a set of interfaces.
Interface : Interface is a collection of methods of a class or component. It specifies the set of services that may be provided by the class or component.
Package : A package is an organized group of elements. A package may contain structural things like classes, components, and other packages in it.