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

What is a j2ee module?

917

explain the technologies that j2ee platform provides for developing components.

865

What are container services?

941

Explain the four types of container that the j2ee specification defines

924

What is a java application client?

1053

What is java naming and directory service?

940

Are interceptors thread safe?

1016

How can duplicate form submission be handled in struts 2?

985

How does one create an action in struts 2?

955

What kind of mvc is struts 2?

1023

In struts.xml, what does the attribute "method" stands for in the "action" tag?

949

Whats the difference between the default namespace and the root namespace?

982

What are pull and push mvc architecture and which architecture does struts2 follow?

931

Are actions thread safe?

974

How are interceptors and servlet filters different?

982

Un-Answered Questions { Java J2EE }

Is null keyword in java?

944

What is google full form?

1010

What is the J2EE module?

1032

What are scriptlets?

1086

What is difference between evict and clear in hibernate?

354

What is the benefit of inner / nested classes ?

988

How many types of voids are there?

991

Name some important annotations used for Hibernate mapping?

336

How many ways can we create singleton class?

966

Can we have multiple classes in a single file?

976

What are concurrency strategies in hibernate?

557

How do you execute a thread in java?

954

Why java does not support pointers?

1038

WebSphere Application Server stores passwords XOR encoded. I'd like to use something stronger. What can I do?

936

Explain different parts available as part of jvm and describe them in few lines.

1015

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