What is an abstract class?

Answer Posted / shan

An abstrct class is a class which contains special property
than ordinary class.
An abstarct class contains atleast one abstract method
which will be left to its subclass to implement.
An abstract class defines some common properties to its
subclass

Is This Answer Correct ?    3 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Differentiate between stringbuffer and stringbuilder in java.

554


what is mutual exclusion? : Java thread

558


What is boolean keyword in java?

606


Hi friends am new to java. I read jar file means collection of java files. For executing struts application what are the necessary jar files. " struts.jar " file contains what. can u explain

1440


What are mutable classes?

527






Write a program to solve producer consumer problem in java?

571


Is string is a data type?

571


Why is it important to initialize a variable?

500


Can you override a final method?

584


How to overcome the exception object reference not set to an instance of object?

626


What are the steps involved to write rmi based programs?

573


When a thread is executing synchronized methods , then is it possible to execute other synchronized methods simultaneously by other threads?

573


What about anonymous inner classes in java?

567


What Is Composition?

587


What is polymorphism and what are the types of it?

513