Review for Test

1
Review for Test 1

• Test is on Thursday
• February 7

2
Review

• Basic Java
• Types
• Operators Precedence
• Type conversion
• Binary/Hexadecimal
• Declaration modifiers
• Public, private, static, final

3
Review

• Boolean data types
• Simple Boolean expressions (, , , )
• Switch statement
• Why break?
• While and Do-While
• Continue and Break statements in loops
• Scope of variables

4
Review

• Arrays
• Initialization
• Use of
• Strings
• Use of command-line arguments

5
References

• Understand how references work
• How they are used
• Especially the restricted Java usage
• What does new do?
• Garbage collection
• Parameter passing of references
• Also passing primitive types as parameters

6
Advanced Programming

• Polymorphism
• Overloading method names
• Encapsulation
• Hiding information
• Publishing only the interface
• Setter and Getter methods
• Why?

7
OOP

• Constructors
• Overloading
• Static (as it relates to Objects and Classes)
• Methods and variables

8
Inheritance

• Definitions superclass, subclass, base class
• Why use inheritance?
• Is-A relationship
• What can you do with Java inheritance
• Add but not remove functionality
• Rules for subclass constructors
• Polymorphism for references
• Object class all classes descended from