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

Why is the main method declared static?

1128

I don’t want my class to be inherited by any other class. What should I do?

1013

Can an interface implement another interface?

1028

What do you understand by private, protected and public?

1037

Which oo concept is achieved by using overloading and overriding?

1002

A non-static inner class may have object instances that are associated with instances of the class’s outer class. A static inner class does not have any object instances.

1014

What is the purpose of declaring a variable as final?

964

What is a marker interface?

1 1153

Can a abstract class be declared final?

990

What are instance variables?

1075

What is the difference between method overriding and overloading?

1230

Can a method inside a interface be declared as final?

999

Can a main method be overloaded?

1016

Can a method be overloaded based on different return type but same argument type?

958

What are local variables?

1052

Un-Answered Questions { Java J2EE }

Define ejb Create() and EjbPostCreate()?

1115

Servlet is pure java object or not?

1192

What are java packages? What is the significance of packages?

1009

What are the benefits of java?

1130

Is odbc an api?

1036

What is pub/sub model?

1118

What are types of dependency injection?

417

What are untrusted applets?

1140

What is inversion of control in spring?

410

How an actionform bean is created?

969

Explain the main method?

1041

What are the different phases of the portlet life cycle?

836

What is synchronization and why is it important in java programming?

940

Why is jms used?

844

What is difference between persistent and transient objects?

428

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