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 native method in java?

1065

How to sort double array in java?

991

What was java originally called?

962

How do you define a set in java?

1024

How do you add an element to a set in java?

1038

Who found java?

986

How do I compare two strings in word in java?

992

What is keyset in java?

1083

How is treeset implemented in java?

1031

How to sort numbers in java without array?

991

How to sort array in descending order in java?

924

How is hashset defined in java?

1042

How list contains works in java?

985

What is a linkedhashmap java?

1006

What is entry in java?

1039

Un-Answered Questions { Java J2EE }

How to find out free diskspace from command prompt?

926

When should a function throw an exception?

1054

What do you understand by copy constructor in java?

935

Does collectionutils isempty check for null?

1429

Why java is said to be pass-by-value ?

1044

Is the empty set a singleton?

986

What is a JDBC 2.0 DataSource?

975

Can a source file contain more than one class declaration?

1002

Can we use the constructor, instead of init(), to initialize servlet?

1099

How do you make a class immutable in java?

863

How is token generated?

1030

How you are getting the alerts?

1043

What is the difference between session.save() and session.persist() method?

456

What is transaction commit in hibernate?

434

In web logic how are new threads assigned?

1053

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