Java™ for Programmers: Deitel Developer Series, Second Edition

Chapter 2. Introduction to Java Applications

What’s in a name? That which we call a rose By any other name would smell as sweet.

—William Shakespeare

When faced with a decision, I always ask, “What would be the most fun?”

—Peggy Walker

The chief merit of language is clearness.

—Galen

One person can make a difference and every person should try.

—John F. Kennedy

Objectives

In this chapter you’ll learn:

• To write simple Java applications.

• To use input and output statements.

• Java’s primitive types.

• To use arithmetic operators.

• The precedence of arithmetic operators.

• To write decision-making statements.

• To use relational and equality operators.

2.1 Introduction

2.2 Your First Program in Java: Printing a Line of Text