1.8. Review notes

This section lists the main points covered in this chapter.

The structure of a Java class and source code file:

  • The OCA Java SE 8 Programmer I exam covers the structure and components of a Java class and Java source code file (.java file). It doesn’t cover the structure and components of Java bytecode files (.class files).
  • A class can define multiple components. All the Java components you’ve heard of can be defined within a Java class: import and package statements, variables, constructors, methods, comments, nested classes, nested interfaces, annotations, and enums.
  • This exam doesn’t cover the definitions of nested classes, nested interfaces, annotations, and enums.
  • If a class defines a package statement, it should be the ...

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