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 the life cycle methods of a servlet?

1047

What is the difference between a generic servlet and http servlet?

996

Which exception is thrown if the servlet is not initialized properly?

1026

What do you mean by mime type?

977

Explain is servlet mapping?

1008

What is the difference between sendredirect() and forward() in a servlet?

1018

What is the use of httpservletresponsewrapper?

972

How can you use a servlet to generate a plain text instead of html?

1130

What is the servletconfig object?

1042

How can you create a session in servlet?

1142

Explain jsessionid?

1038

Explain the steps involved in placing a servlet within a package?

1059

What do you mean by cgi?

968

How to get the path of servlet in the server?

1012

Explain the working of service() method of a servlet.

959

Un-Answered Questions { Java J2EE }

What is the scope or life time of instance variables?

1115

Is possible to open a connection to a database with exclusive mode with JDBC?

963

What is jdbc oracle thin?

876

Why is jdbc needed?

907

How many bits is a word?

1000

Explain the j2ee tiers.

856

How can you make sure that your singleton class will always return single instance in multi-threaded environment?

1023

How do I configure jdbc so that the jms jdbc store recovers automatically? : BEA Weblogic

950

What are the 6 boolean operators?

1099

Explain the difference between a Thread and a Process.

994

What is jdbc and its advantages?

1062

What is Java Swing?

1067

What is spring ioc container?

456

Elucidate callback in ejb?

998

What are the benefits of using spring framework?

477

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