Sams Teach Yourself Java 2 in 24 Hours

By Rogers Cadenhead

• Table of Contents
  • Copyright
  • About the Author
  • About the Technical Editor
  • Acknowledgments
  • We Want to Hear from You!
  • Reader Services
  • Introduction
  • Hour 1. Becoming a Programmer
  • Hour 2. Writing Your First Program
  • Hour 3. Vacationing in Java
  • Hour 4. Understanding How Java Programs Work
  • Part II: Learning the Basics of Programming
  • Hour 5. Storing and Changing Information in a Program
  • Hour 6. Using Strings to Communicate
  • Hour 7. Using Conditional Tests to Make Decisions
  • Hour 8. Repeating an Action with Loops
  • Part III: Working with Information in New Ways
  • Hour 9. Storing Information with Arrays
  • Hour 10. Creating Your First Object
  • Hour 11. Describing What Your Object Is Like
  • Hour 12. Making the Most of Existing Objects
  • Part IV: Programming a Graphical User Interface
  • Hour 13. Building a Simple User Interface
  • Hour 14. Laying Out a User Interface
  • Hour 15. Responding to User Input
  • Hour 16. Building a Complex User Interface
  • Part V: Creating Multimedia Programs
  • Hour 17. Creating Interactive Web Programs
  • Hour 18. Handling Errors in a Program
  • Hour 19. Creating a Threaded Program
  • Hour 20. Reading and Writing Files
  • Part VI: Creating Multimedia Programs
  • Hour 21. Using Fonts and Color
    • Using the Font Class
    • Using the Color Class
    • Other Ways to Choose Colors
    • Workshop: Displaying a Danger Message
    • Summary
    • Q&A
    • Quiz
    • Activities
  • Hour 22. Playing Sound Files
  • Hour 23. Working with Graphics
  • Hour 24. Creating Animation
  • Part VII: Appendixes
  • Appendix A. Tackling New Features of Java 2 Version 1.4
  • Appendix B. Using the Java 2 Software Development Kit
  • Appendix C. Programming with the Java 2 Software Development Kit
  • Appendix D. Using Sun ONE Studio
  • Appendix E. Where to Go from Here: Java Resources
  • Appendix F. This Book's Web Site

Quiz

Test whether your font and color skills are MAH-ve-lous by answering the following questions.

Questions

1. Which one of the following is not a constant used to select a color?
   1. Color.cyan
   2. Color.teal
   3. Color.magenta
2. When you change the color of something and redraw it on a container, what must you do to make it visible?
   1. Use the drawColor() method.
   2. Use the repaint() statement.
   3. Do nothing.
3. What do the initials HSB stand for?
   1. Hue Saturation Brightness
   2. Hue Shadows Balance
   3. Lucy in the Sky with Diamonds

Answers

1. b.
2. b. The call to repaint() causes the paintComponent() method to be called manually.
3. a. If c. were the right answer, you could use colors that would only be visible years later during flashbacks.

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