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 Byte Message ?

1 2532

What is the difference between Byte Message and Stream Message?

1 4311

Are you aware of any major JMS products available in the market?

1 2169

What are the different types of messages available in the JMS API?

1 2469

What are the different messaging paradigms JMS supports?

1 2560

What is the difference between topic and queue?

1 2278

How Does the JMS API Work with the J2EE Platform?

1 2222

What is the role of JMS in enterprise solution development?

1 2209

What is the use of Message object?

1 2162

What is the basic difference between Publish Subscribe model and P2P model?

1 2414

What is the use of BytesMessage?

1 2098

What is the use of StreamMessage?

1 2406

What is the use of TextMessage?

1 2110

Why do the JMS dbms_aqadm.add_subscriber and dbms_aqadm.remove_subscriber calls sometimes hang when there are concurrent enqueues or dequeues happening on the same queue to which these calls are issued?

1 2467

Why do the TopicSession.createDurableSubscriber and TopicSession.unubscribe calls raise JMSException with the message "ORA - 4020 - deadlock detected while trying to lock object"?

1 2152

Un-Answered Questions { Java J2EE }

Explain what is a cell in websphere?

890

Explain jsessionid?

1039

What is difference between ioc and di in spring?

411

When does high cpu usage occur?

1005

What is a bidirectional relationship?

316

What is the purpose of using bindingresults?

424

What is an example of a keyword?

1107

What is version property in hibernate?

477

How can I determine where a given table is referenced via foreign keys?

1004

What is @postconstruct in spring boot? : Spring Boot

441

What is bean factory, have you used xmlbean factory?

911

Arrange in order the various message severity levels?

972

The home of a product cmp entity bean has a finder method, which returns an enumeration of all the products whose price falls below a certain value, which is passed as the method argument. If there are no products in the database to match the above criteria what will be the result of a call to this finder method? : BEA Weblogic

941

How do I provide user credentials for starting weblogic server?

986

Can we convert stringbuffer to string?

1010

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