Category Archives: OCJP Unit 2

Polymorphism in Java

By | March 30, 2014

This article contains… What is Polymorphism ? Reference variable types and Object Example of Polymorphism Runtime and Compiletime Polymorphism Example of both SCJP exam objective 5.2 email


Unit 2 (prog 7) : Test clone() method

By | June 19, 2013

In this Example, you can find the Cloneable interface and Clone method usage in java. and also various ways to create object in java. /*  * Object cloning is a way to create exact copy of an object.  * To use clone() method of java.lang.Cloneable interface, class must implement it else CloneNotSupportException will be thrown.… Read More »

Unit 2 (Prog 5) : Constructors in java

By | June 5, 2013

Constructor Demo code… /*  * 1. Constructor can use any return type.  * 2. Constructor name must match the name of class.  * 3. constructor must not have a return type.  * 4. If you see a method with return type having same name as class than it is just a method.  * 5. if… Read More »