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 hashing in java?

1059

Write a factorial program using recursion in java?

1040

Write a program to find the greatest of three numbers in java?

1021

Why is string buffer better than string ?

Cyient,

1146

How many weblogic servers can I have on a multi-cpu machine?

1027

What are the two important tcp socket classes?

1116

How do I increase weblogic server memory?

1021

How can I set deployment order for applications?

1016

What is the java authentication and authorization service (jaas) 1.0?

1096

How should you type cast a remote object?

1019

What does isidentical() method return in case of different type of beans?

987

Why would a client application use jta transactions?

1009

What happens if remove( ) is never invoked on a session bean?

978

Do ejbs have to be homogeneously deployed across a cluster?

1058

What happens when a failure occurs and the stub cannot connect to a weblogic server instance?

995

Un-Answered Questions { Java J2EE }

What is command line used for?

1106

What is used of static keyword in java?

1096

How will you communicate between two applets?

1181

What does the connected to element in the toolbar signify?

994

Mention what is asymmetric clustering in web-sphere?

1002

What is @springbootapplication?

439

Why is it important to annotate?

419

What are local interfaces? Describe.

1257

What is difference between statement and preparedstatement in jdbc?

930

What is application context in spring?

604

What do you mean by mnemonics?

1068

Why is spring preferred over struts?

496

What is import javax swing jframe?

1027

What is persistent state?

374

I want my class to be developed in such a way that no other class (even derived class) can create its objects. Define how can I do so?

1190

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