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 2544

What is the difference between Byte Message and Stream Message?

1 4321

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 2484

What are the different messaging paradigms JMS supports?

1 2561

What is the difference between topic and queue?

1 2285

How Does the JMS API Work with the J2EE Platform?

1 2235

What is the role of JMS in enterprise solution development?

1 2209

What is the use of Message object?

1 2164

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

1 2419

What is the use of BytesMessage?

1 2102

What is the use of StreamMessage?

1 2409

What is the use of TextMessage?

1 2120

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 2475

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

1 2153

Un-Answered Questions { Java J2EE }

Which Java and java.sql data types map to my specific database types?

1079

Explain access modifiers in java.

1049

What is method injection in spring?

425

How can you achieve internationalization using messagesource?

448

What is the purpose of @autowired in spring?

432

What are the spring modules?

430

Can we use hibernate without jpa?

375

What is unicode used for?

1169

What is lightinject?

414

Explain the various Administrator benefits using Web sphere?

949

Explain session tracking and its importance?

1015

Does hibernate work with nosql?

347

What are the common methods that are included in the http servlet class?

1043

What is acpnlsload?

861

What is the use of hbm2ddl configuration in hibernate?

342

For More Un-Answered { Java J2EE } Questions Click Here