History
2) Java was developed by James Gosling and his associates in the year 1991.
3) Initially this language was known as OAK and it was renamed as Java in 1995.
4) Java was developed at SUN MICRO SYSTEMS INCORPORATION,USA.
5) Java is a platform (operating system) independent language.
6) It is widely used on internet i.e.to develop websites.
7) To see the output for a java program there are two steps. They are:
1. Compiler
2. Interpreter
8) First we have to write the Java source code and we have to compile this Java source code using Java Compiler.
9) Now byte code is generated.
10) We have to execute this byte code using Java Interpreter then we will get the output.
11) SUN MICRO SYSTEMS INCORPORATION company has been taken over by ORACLE CORPORATION in 2010.
12) Java is widely used in mobile applications also.
Byte code
- It is a highly set of instructions executed at the run time by the help of JVM (Java Virtual Machine)