CS 102 Exam 1 Review Topics

Chapter 1 - Background
• Introduction & Objectives - READ THEM
• The Evolution of Programming
• Don't worry about it - for your background
• The Internet and the Worldwide Web
• HTML as it applies directly to Java
• Along Comes Java
• Java (console) application
• Java applet
• Applet from source code to display
• HTML file for Java applet (especially applet tag)
• (see also Java windows application)
• see console, applet, and windows examples
• An Overview of Java
• Look over syntax, language features, objects and classes, inheritance, and libraries sections
• Hands On - Colors.java - LOOK IT OVER
• Summary - READ IT
• Lab Exercises & Postlab Exercise - SCAN THEM - you should have already done them

Chapter 2 - Applets
• Introduction & Objectives - READ THEM
• The Applet Class
• The use of extends Applet
• The import statement - purpose and alternatives
• Types of comments in Java
• Java identifiers (class, method, and variable names)
• Methods, Inheritance, and Overriding
• The paint method (including argument and return value)
• Syntax of a Java method definition
• Syntax of a Java method call
• Java argument passing
• Java's class hierarchy for a specific applet
• Where to find a method definition
• Graphical Programming
• Where the Graphics, Font, and Color classes fit into the hierarchy
• Import statement needed for using above classes
• General usage of Graphics methods (as used in examples and lablets)
• General usage of Font methods (as used in examples and lablets)
• How to avoid using "magic numbers"
• Syntax of a Java variable declaration statement (with or without initialization)
• The Point, Dimension, and Rectangle classes (as used in examples and lablets)
• The this object (remember if no object is specified in a method call)
• Hands On - Wormhole.java - LOOK IT OVER
• Summary - READ IT
• Class References - SCAN AT MOST - you should have already read them
• Lab Exercises & Postlab Exercise - SCAN THEM - you should have already done them

Chapter 3 - Widgets
• Introduction & Objectives - READ THEM
• Components
• How widgets (of this chapter) fit into the Java class hierarchy
• The concept of an abstract class (e.g., TextComponent)
• Methods common to all components
• Textual Widgets
• The Label class (constructing one, getting and setting its text)
• Purpose of the TextComponent class (common get/set methods)
• The TextField class (constructing one, getting and setting its text)
• The TextArea class (constructing one, getting and setting its text)
• When and when not to use the new operator
• Active Widgets
• The Button class (constructing one, getting and setting its label)
• The Checkbox class (constructing one, getting and setting its label and state)
• The CheckboxGroup class (constructing one, getting and setting selected Checkbox)
• The purpose of a CheckboxGroup and interaction with Checkboxes
• The Choice class (constructing one, adding and removing items, getting and setting selected item)
• The List class (constructing one, adding and removing items, getting and setting selected items)
• The single-selection and multiple-selection modes of the List class
• Hands On - Gigobite.java - LOOK IT OVER
• Summary - READ IT
• Class References - SCAN AT MOST - you should have already read them
• Lab Exercises & Postlab Exercise - SCAN THEM - you should have already done them

Chapter 4 - Visual Design
• Introduction & Objectives - READ THEM
• Containers
• How containers fit into the Java class hierarchy
• The Container class methods to add and remove components
• The Panel class (constructing one)
• Using Panels to organize components (including multiple levels of panels)
• Layouts
• The Container class methods to set and get layout
• The FlowLayout class (constructing one and its class constants)
• The BorderLayout class (constructing one, its class constants, and the three layout "rules")
• Resizing or not resizing components in FlowLayouts and BorderLayouts
• The GridLayout class (constructing one)
• The use of the null layout (including its advantages and disadvantages)
• Other Containers, Other Details
• The Canvas class (constructing one and when/how it should be used)
• Instance variables (including their normal access)
• The Window class (including showing and disposing windows)
• The Frame class (constructing one with a title and using one)
• The Dialog class (important but not discussed sufficiently)
• Menus
• How menus and their components fit into the Java class hierarchy
• The MenuComponents abstract class
• The MenuBar class (constructing one and adding menus)
• The Menu class (constructing one, adding items including separators)
• The MenuItem class (constructing one)
• The CheckboxMenuItem class (constructing one and getting/setting its state)
• The PopupMenu class (constructing one and showing it at a given location)
• Look at the MenuTest example
• Hands On - Ovenator.java - LOOK IT OVER
• Summary - READ IT
• Class References - SCAN AT MOST - you should have already read them
• Lab Exercises & Postlab Exercise - SCAN THEM - you should have already done them

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