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 use of toarray () in java?

1073

What is dynamic array in java?

1032

What is treeset in java?

1008

What is the use of arrays tostring () in java?

1041

Which collections are thread safe in java?

931

Which data type is class in java?

1023

Why are arrays useful in java?

1039

What is a dynamic array in java?

1186

What is maximum size of arraylist in java?

1040

Which collection is sorted in java?

1037

What is entry set in java?

1152

What is difference between array and arraylist in java?

999

What is hash table in java?

1031

What is the maximum size of byte array in java?

1015

What is hash in java?

985

Un-Answered Questions { Java J2EE }

What are the advantages of object-relational mapping (orm)?

873

What is the purpose of @before?

994

How many times finalize method will be invoked? Who invokes finalize() method in java?

1023

Can there be an abstract method without an abstract class?

963

What is generic type?

1036

What is not thread safe?

989

How will you call an Applet using Java Script Function?

1043

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

852

Is it possible to create both queues and topics to single jms server? if yes then how it works?

2141

How do you swing an applet?

1087

What is meant by adminserver?

1061

What is the msi mode in weblogic? How can you enable and disable this option?

1289

Explain java code for recursive solution's base case?

1039

How strings are created in java?

1046

What is difference between adapter class and listener?

1049

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