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 is the difference between heap and stack memory?

1198

What do you understand by java?

997

Explain 5 io best practices?

1034

What are the differences between throw and throws?

1073

What is the difference between jvm and jre? What is an interface?

1100

What is the numeric promotion?

1029

What is the multi-catch block in java?

1042

What are constants?

1053

Is java platform independent?

981

Can we have multiple classes in a single file?

983

What is the exception hierarchy in java?

964

What is constructor chaining in java?

1069

What is the difference between state-based unit testing and interaction-based unit testing?

944

What are the methods used to implement for the key object in the hash map?

1045

What is the association?

988

Un-Answered Questions { Java J2EE }

What is the spring ioc container?

400

What is the difference between session and entity beans?

1119

Explain about struts dispatch action?

998

Explain static nested classes ?

1121

What are the uses of servlet and what is servlet chaining?

1095

What are the sections into which a strut configuration file can be divided?

1054

How do you define sequence generated primary key in hibernate?

382

Which table holds the encrypted login password?

947

State some of the features present in the web sphere?

771

How do beans become 'singleton' or prototype?

610

What are the different ways we can maintain state between requests?

1100

What do you mean by compiler?

1047

Write a program to print fibonacci series up to count 10.

902

How do you override a private method in java?

985

What are the types of relation?

1045

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