1.1 Introduction
Welcome to Java—one of the world’s most widely used computer programming languages. You’re already familiar with the powerful tasks computers perform. Using this textbook, you’ll write instructions commanding computers to perform those tasks. Software (i.e., the instructions you write) controls hardware (i.e., computers).
You’ll learn object-oriented programming—today’s key programming methodology. You’ll create and work with many software objects.
For many organizations, the preferred language for meeting their enterprise programming needs is Java. Java is also widely used for implementing Internet-based applications and software for devices that communicate over a network.
Forrester Research predicts more than two billion ...
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