Tuesday, May 1, 2012

Java Basic

Java is a high-level programming language originally developed by Sun Microsystems and released in 1995.
Java runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX.

Java Basic Syntax:
Object - Objects have states and behaviors. Example: A dog has states-color, name, breed as well as behaviors -wagging, barking, eating. An object is an instance of a class.
Class - A class can be defined as a template/ blue print that describe the behaviors/states that object of its type support.
Methods - A method is basically a behavior. A class can contain many methods. It is in methods where the logics are written, data is manipulated and all the actions are executed.
Instant Variables - Each object has its unique set of instant variables. An object.s state is created by the values assigned to these instant variables..