Java Lesson 01

Java Programming Language

 

• Java developed at Sun Microsist in 1991 by James Jostling and named "Oak".
• Sun Miccrosistem formally announced Java in 1995.

 What is Java 

• Java is an object oriented programming language and can not write structured program.  functions are called method. 
• Java has set off standardized class libraries that supported predefined reusable functionality.
•  Java has a run time environment that can be embedded in web browsers and Operating Systems.
• Unit of a program is the class from which object are created.
• Automatic garbage connection.
• Single inheritent only.
• Each class connection data and methods which are used to manifulate the data.
• Multi threaded  which allows several operations to be excetuted concorently.
• A rich set of class and methods are avalable in Java class libraries.
• Platform independent.

 

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