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

Is singleton thread safe in java?

987

Can memory leak in java?

1038

Can a static method be overridden in java?

1021

What is an anonymous class in java?

1104

What is package private scope in java?

948

Can we extend private class in java?

984

What is adapter in java?

925

Can a class be private or protected in java?

1064

How do you override a private method in java?

983

Why we use protected in java?

976

What is private static class in java?

1017

What if constructor is protected in java?

1124

What is anti pattern in java?

968

Can inner class be public in java?

1017

What is a private class in java?

1053

Un-Answered Questions { Java J2EE }

What is synchronization and why is it important?

1121

What is java full stack developer?

1024

Can java object be locked down for exclusive use by a given thread?

997

What is difference between java and core?

945

what are the high-level thread states? : Java thread

1020

Which xml parser comes with weblogic server 6.1? : BEA Weblogic

909

Make a data structure and implement an algorithm to print all the files in a directory. (The root directory can have sub-directories too.)

1335

What is pmt?

991

what is the difference between a threads start() and run() methods? : Java thread

1013

What are aspect, advice, pointcut, jointpoint and advice arguments in aop?

406

What do you mean by ejb ql?

1040

Why do we use swing in java?

980

What are the main concepts of oops in java?

1746

I installed a new application, what do I need to do before I can access it from the web server url?

863

Explain transaction and various methods to manage it?

970

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