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 doesn't AQ_ADMINISTRATOR_ROLE or AQ_USER_ROLE always work for AQ applications using Java/JMS API?

1 3572

Why do I get java.security.AccessControlException when using JMS MessageListeners from Java stored procedures inside Oracle8i JServer?

1 2249

What is the use of ObjectMessage?

1 2571

What is the use of MapMessage?

1 2374

What is the difference between BytesMessage and StreamMessage?

1 2555

What is object message ?

1 2212

What is text message?

1 2444

What is Map message?

1 2319

What is the difference between queue and topic ?

1 5873

What are the three components of a Message ?

1 2841

What is the difference between Point to Point and Publish/Subscribe Point-to-point (P2P)

1 2533

Why doesn’t the JMS API provide end-to-end synchronous message delivery and notification of delivery?

1 2545

What are the core JMS-related objects required for each JMS-enabled application?

1 4466

How does the Application server handle the JMS Connection?

1 3294

What is Stream Message ?

CAP,

1 3289

Un-Answered Questions { Java J2EE }

What is hibernate connection pool_size?

447

What is difference between hashset and hashmap in java?

1006

What is ctrl m character?

1055

Explain the concept of a beanfactory?

405

What does connection pooling mean ?

984

What do you mean by in-memory replication?

1067

What is wlst?

1007

What is model spi and what is it used for?

939

What is statement and resultset in jdbc?

938

Is 0 an even number?

985

Difference between RUN command and Functional maps?

941

What applications use apache struts?

933

What is the declaration statement?

944

What is HQL?

305

What is caller principal?

959

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