To create an object inside the computer program, we must provide a definition for objects—how they behave and what kinds of information they maintain —called a class.

That we can use objects as instance variables (String is an object). This is called Composition. If we think of an object as a machine, the instance variables represent the gears. We don’t want …

Object classes are categories in a classification system that presents obligations by the items or services purchased by the Federal Government. These are the major object classes: We …

NOTE: OO applies to requirements engineering because it is a modeling tool. But we are modeling domain objects, not the design of the new system Nearly anything can be an …

Object oriented programming is not bound to a specific programming language; some require less code to be written; the important part is sticking to the established conventions

To revisit the basic concepts in OO like Information Hiding, Polymorphism, Inheritance etc... operations – add, find and drop.

These notes are intended for a Second course in Object-Oriented Programming with Java. It is assumed that students have taken a first year course in Programming and are familiar with …