Review Questions

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	Java™ 2 Primer Plus By Steven Haines, Steve Potts
	Table of Contents
	Chapter 6.  Classes

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1:	Define encapsulation.
2:	What is the purpose of the get/set methods?
3:	What is a constructor? When is it called?
4:	What is the difference between a public variable and a private variable?
5:	What is the this variable, and what is it used for?
6:	What is composition?
7:	What is garbage collection, and when is it run?
8:	What is an inner class, and what types of inner classes can you create?
9:	What does "pass by reference" mean?
10:	What is significant about the fact that object variables are really references to objects?

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