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

In what context should the value of swing components be updated directly?

936

Why should the implementation of any swing callback (like a listener) execute quickly?

1021

How can you start a jta transaction from a servlet deployed on jboss?

1161

What if you need to span your transaction across multiple servlet invocations?

1087

Can I run seam in a j2ee environment?

969

What do you understand by the term network?

986

Explain the generic term internet.

1009

What are the different parts of a jms message?

892

Which hibernate object wraps the jdbc connection?

452

Are enterprise beans allowed to use thread.sleep()?

1148

What is clustering? What are the different algorithms used for clustering?

1076

What is the diffrence between a local-tx-datasource and a xa-datasource?

1047

Is there a guarantee of uniqueness for entity beans?

1005

What is re-entrant. Is session beans reentrant. Is entity beans reentrant?

1058

What do you need to set-up a cluster with jboss?

1070

Un-Answered Questions { Java J2EE }

What is j2ee tutorial?

1063

What is queue connection factory?

817

What is proxy in spring aop?

439

Can you sort a string in java?

910

How is hashset defined in java?

1033

What's the access scope of protected access specifier?

1034

What are the steps involved in placing a servlet within a package?

1078

What does it mean that a class or member is final?

992

What is the concatenation operator in java?

1156

What is difference between session get() and load() method in hibernate?

484

What is @requestmapping in spring boot? : Spring Boot

476

What is ejb ql?

1067

What is jbutton in java?

904

Can we use String with switch case?

1183

Why we used break and continue statement in java?

1137

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