Introduction of Java

• Java is develop by James Gosling in 1991
• Java is a developed in the early 90s in Sun Microsystems company. Java first version release in 1995 (Java 1.0).
• Java first name is Oak.
• It is a high -level language.
• Java is object oriented programing.
• Java is run on-Java virtual Machine.

  How to run a Java program?

Java Program is run on Jdk (Java develop Kit) Software.
First of all we will install a jdk Software,then next install a eclipse Software.
Java is run on jvm (Java virtual machine).
In below figure we  will show a how to Execute a one simple program. 
Java is a simple and secure language.

Next slide we will explain , how to write a simple java program.

How to use a simple java program

• In java programing, first create Package .

       package lesson1;                                              //create package
       public class MyClass;                                    // Class is a user-defined function,and class is a key word.
       {
       public static void main(string[] ,arg)             //main function is starting of program.
         {
       System.out.println(“Hello Friends”);              //This function is print the output on output screen.
       }
       }