Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java (6529)
Advanced Java (552)
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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 do I get unexpected characters from 8-bit character sets in weblogic jdriver for oracle? : BEA Weblogic

924

How can I control on which weblogic server(s) my application will run? : BEA Weblogic

949

How many deployment descriptor files does a cmp entity bean deployed on the weblogic server have? : BEA Weblogic

986

Which of the programs can be created using the zac publish wizard tool? : BEA Weblogic

1159

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

958

How do I set up my classpath? : BEA Weblogic

987

Can I still use the default connection factories supported in weblogic release 5.1? : BEA Weblogic

1047

Why did the messaging bridge fail to connect to the source bridge destination? : BEA Weblogic

976

Which of the algorithms is used by the weblogic server as the default load balancing strategy for clustered object stubs when no algorithm is specified ? : BEA Weblogic

1115

Is it possible to send or receive a message from within a message listener? : BEA Weblogic

932

What type of object is returned by resultset.getobject()? : BEA Weblogic

1036

When configuring a source or target messaging bridge destination, do I need to set the adapter classpath field? : BEA Weblogic

1035

A stateful session bean implementing the sessionsynchronization interface is deployed on the weblogic server. Which of the callback methods may be invoked on the bean? : BEA Weblogic

1025

How do I use unicode codesets with the weblogic jdriver for oracle driver? : BEA Weblogic

1029

How do I use multibyte character sets with weblogic jdriver for informix? : BEA Weblogic

934

Un-Answered Questions { Java J2EE }

What is the difference between url instance and urlconnection instance?

1035

Can extern variables be initialized?

972

What is a web application and what is it’s directory structure?

1097

Some application not accessing, so what is the problem? This information which log file contains?

787

When do we need to use internal iteration? When do we need to use external iteration?

1148

What is difference between jdbc and odbc?

1028

What is hibernate and its advantages?

400

What is lossy conversion in java?

1225

1.can we transfer a request from one struts application to another struts application? 2. how many types of action servlets r there what r they

3212

How do I connect to jdbc?

967

What do you understand by synchronization? Why is it important?

1083

What is the default access specifier for variables and methods of a class?

1224

How do I find whether a parameter exists in the request object?

929

Explain advice and its types.

445

What is cascade in hibernate in which scenario we use it?

387

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