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

Explain about local interfaces.

1078

How would you detect a keypress in a jcombobox?

1158

Why a client should be multithreading? Explain.

1102

What’s jboss jbpm?

1055

Which component handles cluster communication in jboss?

1130

What is the difference between ear, jar and war file?

1154

What is the difference between session and entity beans?

1132

What do you know about seam?

1076

How is a java object message delivered to a non-java client?

1069

What is abstract schema?

1046

What is a clone?

1078

If I wanted to use a solarisui for just a jtabbedpane, and the metal ui for everything else, how would I do that?

1090

Should synchronization primitives be used on bean methods?

1087

What are the types of scaling?

1107

What is local interface. How values will be passed?

1046

Un-Answered Questions { Java J2EE }

What do you mean by aggregation?

1348

What is a rollback in jdbc?

954

What is the role of ioc?

428

What is the common usage of serialization?

1169

Difference between abstract and concrete class ?

1195

Can a final variable be null?

1028

Are entity beans allowed to create() methods?

1066

What is hash in java?

999

In what ways can a web logic servers performance be improved upon?

942

What are loops in java?

1297

What is a jdbc url?

913

What are the common tasks of JDBC?

1016

What is a JDBC 2.0 DataSource?

990

What is difference between prototype and request scope spring?

502

What is the use of configuration in hibernate?

474

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