• Java program is created in the year 1995.
• Designed by James Gosli
• Developer Sun Sun Microsystems
• Type of Program Object Oriented Program(OOPs).
• Website for download www.oracle.com/java.
• Java is used for develop APP for ios and Android devies
• Video Game development , Desktop GUI(Graphical User Interfaces), Software devlopment.

• 

  James Gosling

• Pros of java

1. Java Developers are great demand in profession.
2. They continued to add new features .
3. To build android App development Java helps very well.
4. Java is OOP program so C++ developers understand easily.
5. Java is a Platform Independent(easily move one computer to another very easily) but but the JVM needs to be present on the machine.
6. Java memory is divided into two parts one is heap and another is stack.
7. Java is multithreaded, So they have potential for a program to perform many tasks at the same time.

• Disadvantage

1. Java requires more memory than C, and C++.
2. Not easy to understand the language.
3. Slow startup time.
4. The Look and feel is complex  GUI applications written in Java using the Swing toolkit is very different from native applications.
5. Single paradigm .
6. Memory management by garbage collection, when the garbage collector runs, it affects the performance of the application.

• Java in Job Market
• Average salary of java developer is $102000.
• Java is used to build Gmail,minecraft.
• Java fascinating fact are, The original name of Java is oak because a big oak tree is grow in frond of james home,Java is the basis of android Operating system.
• Syntax

The java is oop language because of that some where we can see the similarity with C++.

• The comment in Java is same as C and C++ in between “/*   * /”   .

public class HelloWorldApp {
    public static void main(String[] args) {
        System.out.println("Hello World!"); // Prints the string to the console.
    }
}