4 Written Questions
4 Multiple Choice Questions
- nested classes that require an instance.
- refers to an object's memory address.
- the containing class in nested classes.
- attempt to declare a variable twice—an illegal action.
4 True/False Questions
this reference → refers to an object's memory address.
Optional classes → the containing class in nested classes.
Wildcard symbol → a symbol such as an asterisk used to indicate that it can be replaced by any set of characters. In a Java import statement, you use this symboll to represent all of the classes in a package.
Package → a library of classes.