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AP Computer Science A Textbook

1. Primitive Types

2. Using Objects

3. Boolean Expressions and if Statements

4. Iteration

5. Writing Classes

5.1 Anatomy of a Class

5.2 Constructors

5.3 Documentation with Comments

5.4 Accessor Methods

5.5 Mutator Methods

5.6 Writing Methods

5.7 Static Variables and Methods

Static Variables and Static Methods

Skating and Coding

Using Static Methods and Variables

Static SuperHero

Static Variables: Circle

Check Your Understanding

Exercise: How Many Players in the Game?

5.8 Scope and Access

5.9 this Keyword

5.10 Ethical and Social Implications of Computing Systems

6. Arrays

7. ArrayLists

8. 2D Arrays

9. Inheritance

10. Recursion

Chapter 5

Writing Classes

5.7 Static Variables and Methods

Static Variables and Static Methods

Skating and Coding

Using Static Methods and Variables

Static SuperHero

Static Variables: Circle

Check Your Understanding

  1. Incorrect Correct No Answer was selected Invalid Answer

Exercise: How Many Players in the Game?

Vocabulary

Term Definition
Static Variables Variables that can be accessed by all objects of a class. They are called using the class name, and can be used in static and non-static methods.
Static Methods Methods that can be used directly by the class name. They cannot access instance variables or non-static methods.