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 function and its uses?

1120

What is a memory leak in java?

1074

What is hashset in java?

1137

What is a function easy definition?

1012

What are keywords and reserved words in java?

1063

What is the use of keywords in java?

982

How many tetrahedral voids are there in bcc?

1096

What is volatile data type?

1010

What is fail fast in java?

1164

What is int lol?

1141

Which is illegal identifier in java?

1089

What is valid keyword in java?

1000

What is continuity of a function?

1094

What is the main use of java?

1169

Which is fastest collection in java?

1081

Un-Answered Questions { Java J2EE }

What is the difference between the font and fontmetrics classes?

1157

What is a platform?

1076

Is it possible to define a method in java class but provide it’s implementation in the code of another language like c?

1025

What is the latest version of JDBC? What are the new features added in that?

999

What are the types of communication provided by jms?

895

When is the finalize() called? What is the purpose of finalization?

1078

What is the inter-servlet communication?

1175

Define SessionContext ?

1068

Is there a way to increase the size of an array after its declaration?

1052

What is the difference between stringbuffer and stringbuilder?

1056

Is @component a singleton?

457

What are all the features of JMS API in J2EE platform?

923

What are callback interfaces in hibernate?

369

Which type of driver is unique in jdbc?

987

For JMS-enabled application, what are the core JMS-related objects required?

867

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