An exception is a divergence from an application’s normal behavior. Read about exception hierarchy in Java, checked and unchecked exceptions, and how to handle exceptions in Java.

A class represent the properties and behabiour of an object. An methods represent these behaviours.

A variable is something that can hold some data. Class variables or static variables belong to class. Instance variables are non-static variables belong to objects. Local variables are local within blocks or methods and they die when we exit that block or method.

Here we will discuss the details of downloading, installing and configuring java for first time. You will first find the steps in writing followed by complete screenshots of these steps as a slideshow.

Read about JDK, JRE, JVM, classes, objects and methods in brief and write, compile and execute your first java program. Discusses why Java is called as a compiled interpreted language and also why java is platform independent.