Exam 1 Topics

• Integrated development environments
• Class definition and object instantiation, including constructors, instance variables, access modifiers (public and private), and mutator and accessor methods
• The keyword this as an object's reference to itself
• The toString() method
• Methods and variables that are static
• Inheritance and subtyping
• The Java API (Application Programming Interface) and library of classes
• The main() method
• The import statement
• Data input including Scanner objects and JOptionPane.showInputDialog()
• Data output including System.out.println() and JOptionPane.showMessageDialog()
• Wrapper classes and methods, e.g Integer.parseInt, Double.parseDouble, etc.
• Commenting code in Javadoc style
• Specifically you will write and submit three classes: (1) a super class; (2) just one subclass; and (3) a driver in a main method that instantiates an object from the subclass and displays its attributes