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 scriptlets?

1084

What are the basic interfaces of java collections framework?

1113

How to create a fecelet view?

985

How many types of memory areas are allocated by jvm?

1036

What is the purpose of garbage collection in java, and when is it used?

1035

What is the applet security manager, and what does it provide?

994

How to disable caching on back button of the browser?

1080

What is the default value of the local variables?

1018

What is the purpose of tostring() method in java?

1154

What is the right data type to represent a price in java?

953

What is the role of ioc container in spring?

436

What are the transaction management supports provided by spring?

442

If I only change the return type, does the method become overloaded?

924

What is the return type of the main method?

1033

Are true and false keywords?

1024

Un-Answered Questions { Java J2EE }

Where will it be used?

1937

What is cache region?

344

How do you convert int to char in java?

1069

What is difference between stringbuffer and string?

954

What does snprintf return?

996

Why do we need ioc?

424

For sending messages through JMS, what encryption options are there?

883

Is void a type?

974

What does this () mean in constructor chaining concept?

1121

What is the front controller class of spring mvc?

393

What is aop in spring?

371

What is difference between save and persist in hibernate?

392

How can a servlet be used to generate plain text instead of html?

952

What elements make up the administration console?

910

What is meant by dao?

935

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