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This chapter is from the book

Workshop

If your mind hasn’t taken a vacation by this point, test your knowledge of this hour with the following questions.

Quiz

  1. How did object-oriented programming get its name?

    1. Programs are considered to be a group of objects working together.
    2. People often object because it’s hard to master.
    3. Its parents named it.
  2. Which of the following isn’t a part of Java’s security?

    1. Web programs cannot run programs on the user’s computer.
    2. The identity of a program’s author is always verified.
    3. Java windows are labeled as Java windows.
  3. What is a program’s capability to handle more than one task called?

    1. Schizophrenia
    2. Multiculturalism
    3. Multithreading

Answers

1. A. It’s also abbreviated as OOP.

2. B. Programmers can use digital signatures and an identity-verification company such as VeriSign in Java, but it isn’t required.

3. C. This also is called multitasking, but the term multithreading is used in conjunction with Java because a separately running part of a program is called a thread.

Activities

Before unpacking your luggage, you can explore the topics of this hour more fully with the following activities:

  • Use the Java Boutique site at http://javaboutique.internet.com to find out what card games have been developed using the language.
  • Visit Oracle’s website for Java users, www.java.com, and click the “Do I Have Java?” link. Follow the instructions to see whether Java’s present on your computer. Download and install the most up-to-date version, if prompted to do so.

Solutions for the activities in this book are presented on the book’s website at www.java24hours.com.

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