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Summary
That a class is a prototype for objects
That objects are created from classes
That an object's class is its type
How to create an object from a class
What constructors are
How to initialize objects
What the code for a class looks like
What class variables and methods are
What instance variables and methods are
How to find out what a class's superclass is
That an interface is a protocol of behavior
What it means to implement an interface
Notes: