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 my jms work not part of a user transaction (i.e., Called within a transaction but not rolled back appropriately)? How do I track down transaction problems? : BEA Weblogic

1 984

How do I prevent errors when running t3dbping? : BEA Weblogic

1 982

What precautions should I take when I use blocking receive() calls? : BEA Weblogic

1 1053

How does a file store compare with a jdbc store? : BEA Weblogic

1 1031

Why does jmssession.createtopic or jmssession.createqueue fail to create a destination in wls jms 6.1 (it worked in 5.1)? : BEA Weblogic

1 1108

How do I start wls and configure jms? : BEA Weblogic

1 1076

How do I use a startup class to initialize and later reference jms objects? : BEA Weblogic

1 1031

Is it better to have more or fewer sessions for a given number of subscribers? : BEA Weblogic

1 1065

Can weblogic server start with a unix boot? : BEA Weblogic

1 1029

When should I use server session pools and connection consumers? : BEA Weblogic

1 1067

How do I use jta transactions within an mdb? : BEA Weblogic

1 1085

How can I run multiple instances of the same servlet class in the same weblogic server instance? : BEA Weblogic

1 1082

How do I issue the close() method within an onmessage() method call and what are the semantics of the close() method? : BEA Weblogic

1 1050

How do I increase weblogic server memory? : BEA Weblogic

1 1072

How do I use a less than or greater than on a message selector in ejb-jar.xml? : BEA Weblogic

1 1028

Un-Answered Questions { Java J2EE }

Can we return resultset in java?

985

What is the difference between break and continue statements?

1117

Explain public static void main(string args[]) in java.

1063

How is declarative handling of exceptions done in struts ?

1001

What is the difference between equals() and == in java?

1032

What is java string pool?

1076

What is lazy class?

480

What do you know about validation plugin ?

1024

Write a program to print count of empty strings in java 8?

1078

What is a constructor overloading in java?

1121

Is minecraft 1.15 out?

1038

What is a classloader in java?

1083

How to create a base64 decoder in java8?

1131

Differentiate between static and non-static methods in java.

1115

What is difference between @controller and @restcontroller in spring?

536

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