Chapter Goals

To understand how the management of names is tied to the management of values
To understand the concepts of scope and visibility, and the various scopes found in C++ programs
To learn how to use protected visibility to create an interface for derived classes that is different from the public interface
To understand the use of alternative techniques for the management of names, such as friends, nested classes, and private inheritance
To learn how to avoid ambiguity and duplicate names by using independent name spaces