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

Are constructors methods?

1016

What is visibility mode?

969

Why static functions are used?

1099

What is treeset and treemap in java?

1071

How do you detect memory leaks?

1058

What is the use of static class?

1191

How do you clear a method in java?

1007

How many types of voids are there?

991

Is main a function?

1057

How do you sort a list in java?

1033

Which list is sorted in java?

1034

What is linkedlist in java?

1003

Can we override final method?

1012

Does set allows null in java?

961

Is set ordered in java?

989

Un-Answered Questions { Java J2EE }

What happens when a thrown exception is not handled?

1114

Why java applets are more useful for intranets as compared to internet?

1077

What is meant by JVM? Is JVM platform independent or not?

1077

Can we have two methods in a class with the same name?

1053

Why do we use jms?

853

What is an example of a one to one relationship?

329

What do you do with deadletter queue cases?

969

How hibernate proxy helps in lazy loading?

409

What are the different types of bean injections?

440

What is the function of http?

1032

What are the higher level apis under development on top of jdbc currently?

969

Briefly describe the 2 ways in which the class property can be used.

421

What does the ‘static’ keyword mean? Is it possible to override private or static method in java?

987

What's the difference between an abstract class and interface in java?

1031

What is the java reflection api? Why it’s so important to have?

980

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