What is nullpointerexception in java?
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Explain about version control?
What are java threads?
What is the use of object and class classes?
How to implement a multithreaded applet?
what are the difference between Java and .Net?
What restrictions are placed on method overloading?
How do you implement tree mirroring in java?
What is the life cycle of Servlet?
A abstract class extending an abstract class.Super class has both abstract and non-abstract methods.How can we implement abstract and non-abstract mehtods? Explain with snippet
What is private static in java?
we know that every java prog must follows OOPS Principles. Anybody can answer, HOW THE FOLLOWING PROGRAM FOLLOWS OOPS CONCEPTS i.e, Inheritance,Polymarphism,Encapsulation? class a{ public static void main(String args[]){ System.out.println("Hello World"); } }
What are singleton services?