* Hello World is a traditional
 * program for testing if a system works.
 * @author TK Rogers
 * @version 5-15-12
// A double slash as shown at right creates a comment
// this has noeffect on how the program runs

// Hello is a class and the 1st letter of classes is always capitalized.
// A class is like a chapter in a book it contains related data and procedures or methods
// Java programs require at least one class
public class Hello {

// main is a method and the 1st letter of methods are never capitalized.
// A method is a segment of code that performs some type of procedure.
//Java programs must contain at least one method.
    public static void main (  ) {
        System.out.println ("Hello world.");