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From the beginning of leaning java one thing everyone knows that is java is object oriented language. But is it true ?, Yes It is true that java is object oriented language but not pure object oriented language. pure object oriented means every thing is an object . But in java not every thing is an object such as Primitive Datatypes e.g. Boolean, char, short, int, long, float, double, different kinds of arithmetic, logical and Bitwise operator e.g. +, -. *, /, &&, || etc. That’s why we can’t say that java is Pure object-oriented language. Few pure object-oriented languages are Smalltalk and Eiffel. Hope you get understand .In case you have any difficulties send your queries on my E-mail :-javedmeman323@gmail.com.

Java was originally developed by James Gosling at Sun Microsystems and released in 1995. The language initially called oak because on the side of James office their is oak tree. after oak new name given i.e. green and after that finally name given as Java. Sun Microsystems released the first public implementation as Java 1.0 in 1996. It promised Write Once, Run Anywhere (WORA), providing no-cost run-times on popular platforms. Principles their were five primary goals in the creation of Java language 1. It must be object-oriented and simple. 2. It must be execute with high performance. 3. It must be portable. 4. It must be robust and secure. 5. It must be interpreted,threaded and dynamic.