Exam 2: Introduction to Software Design

A software product is developed in a sequence of stages known as a life __________.

One way to make code reusable is to __________ or combine a group of data elements representing an object together with its operations (functions and operators) in a separate program module (a class).

As a general rule, you should write a(n) __________ comment for operations that change an object's state.

The expression __________ is a reference to the object pointed to by "this".