What is JAVA? What are the Features of JAVA?

What is JAVA ?

• Java is a programming language and computing platform first released by sun Microsystems in 1995
• Was made from C++ and enforces an object -oriented programming model
• Java can be used to create complete applications that may run on a single computer or be distributed amoung servers and clients in a network
• It can also be used to build a small application module or applet for use as part of a web page Applets make it possible for a web page user to interact with the page

Features of JAVA :

Simple:

• Syntax is based on c++
• No need to remove unreferenced objects because there is Automatic Garbage collection in JAVA
• Removed many confusing and / or rarely used features eg: explicit pointers, operator overloading etc.

Object-Oriented :

• Methodology that simplify software development and maintenance by providing some rules.
• Organize our software as a combination of different types of objects that incorporates both data and behavior

Basic concepts of OOPs are:

• Objects
• Class
• Inheritance
• Polymorphism
• Abstraction
• Encapsulation