Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java (6529)
Advanced Java (552)
Swing (223)
EJB (402)

Servlets (804)
Struts (701)
JDBC (771)
JMS (324)

SunOne (10)
J2EE (485)
Weblogic (694)
Websphere (573)

Java J2EE Interview Questions

Questions Answers Views Company eMail

Difference between object instantiation and construction ?

1082

Difference between this() and super() ?

1135

What are different ways of object creation in java ?

1097

How can we create objects if we make the constructor private ?

1042

What is a final class ?

1202

Explain inner classes ?

1143

Can static method access instance variables ?

1153

What are the methods of object class ?

1075

What are different types of inner classes ?

1071

What is stringjoiner ?

976

Difference between final and effectively final ?

1129

Difference between abstract and concrete class ?

1197

Can we create an object if a class doesn't have any constructor ( not even the default provided by constructor ) ?

1111

Can we access instance variables within static methods ?

1120

What is the use of optional ?

1052

Un-Answered Questions { Java J2EE }

Why would you use dependency injection?

411

What is java web technologies?

924

How you will decide when to use prototype scope and when singleton scope bean?

429

What is the difference between session and sessionfactory in hibernate?

565

What is java ceil?

1049

Explain different ways of creating a thread?

1085

Is static a keyword in java?

1002

What are different ways to create Action classes in Struts2?

1121

Explain the j2ee tiers.

885

Which package contains jdbc api?

1062

What is java literals?

1151

What is meant by final class?

1142

What is a function in java?

1046

What are spring filters?

414

What are j2ee technologies?

954

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