Chapter 2. Writing Your First Program

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WHAT YOU’LL LEARN IN THIS HOUR:

  • Entering a program into a word processor

  • Naming a Java program with the class statement

  • Organizing a program with bracket marks

  • Storing information in a variable

  • Displaying the information stored in a variable

  • Saving a program

  • Compiling a program

  • Running a program

  • Fixing errors

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As you learned during Hour 1, “Becoming a Programmer,” a computer program is a set of instructions that tells a computer what to do. These instructions are given to a computer using a programming language.

During this hour, you create your first Java program by entering it using a word processor. When that’s done, you save the program, compile it, and test it out.

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