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 are middleware servers?

1070

What are application servers?

1021

Tell me what can happen when stub can't to connect to web-logic server instances?

1005

Explain where are the files placed while deploying the resource adapter in web logic server?

993

Explain what is the procedure to configure jms security?

971

What are the differences between a web logic server and a web server?

1076

Do you know how can third-party jdbc driver be used with jms?

916

What is the difference between txdatasource and datasource?

1123

What are the prerequisites of starting a server?

991

How to write a program to bind string values in a preparedstatement?

1108

What are the advantages of using application servers?

998

What are the uses of a middleware server?

1068

Arrange in order the various message severity levels?

972

Can you explain what are the ways to avoid resourceexceptions when sending requests for databaseconnections?

938

Do you know what are the steps required to modify config.xml file of web logic server?

1022

Un-Answered Questions { Java J2EE }

How many JVMs can run on a single machine and what is the Just-In-Time(JIT) compiler?

1059

Is it legal to have static initializer blocks in ejb?

1000

What is new in JDBC 2.0?

1026

What is bidirectional mapping in hibernate?

453

Why is it important to initialize a variable?

994

What is difference between get and post method?

1080

What are the advantages of functions?

921

What is cache region?

353

What is the importance of main method in Java?

1057

What is meant by Servlet? What are the parameters of service method?

1060

What is jms module?

856

what happen if we set JDBC string to NULL?

3396

Is heap stored in ram?

964

What is the implementation of the bean factory container?

391

can we create multiple instances of a message flow?

868

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