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Core Java Interview Questions
Questions Answers Views Company eMail

what is filters and its use?

Virtusa,

2 4370

what is request processor?

Virtusa,

1 4203

how to use this key word in java programming?

7 7231

what is the use of finalize()Method please explain with an example

3 9358

how to use finalize()Method to resources

TCS,

4 4678

What is Exception handling in Java How do you handle run time errors please explain with an example

Mastek, TCS,

2 5693

can you program for reverse string?

IBM,

7 8828

what is run time polymorphism

4 4418

what Data encapsulation in java?

5 7436

what is polymorphism?

4 4883

What is Servlet?

8 4241

can any one tell me what is advantage of encapsulation

2 3995

can any one tell me when do u go for inheritance and polymorphism

3 3473

How do u provide security in java

3 4489

what is the use of abstract class?

Amdocs, Atos Origin, Invictus,

3 5408


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Un-Answered Questions { Core Java }

Can we instantiate interface in java?

228


What is public static void main?

179


What languages are pass by reference?

186


What is the difference between jvm and jre? What is an interface?

195


What do u mean by variable?

187






What does percent mean in java?

184


how we can create packages in java?

195


What are the advantages of defining packages in java?

188


What are different types of control structures?

183


Is there any tag in htm to upload and download files?

229


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

1110


What are the steps involved to write rmi based programs?

217


What is meant by structural programming?

208


How does class forname work in java?

181


What is nan in java?

169