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

Why is serialization required?

959

Is null == null in java?

1108

How does java pattern compile work?

967

What is __ init __ functions?

1128

Is null function in java?

1050

Is null false in java?

1195

How many arguments can be passed to main ()?

995

What is the argument in java?

922

Can an integer be null java?

1007

Why does my function print none?

954

Is null keyword in java?

944

Can we pass null as argument in java?

952

How do you check if an arraylist is not empty?

1121

Does a function need a return?

968

Is empty in java?

1060

Un-Answered Questions { Java J2EE }

Is spring boot a framework? : Spring Boot

422

What is google full form?

1014

What mechanisms are used by a Servlet Container to maintain session information?

1174

What is slash r?

1011

What is dynacache and role of cachespec.xml in wcs?

828

What is transaction management in hibernate?

412

What is final variable?

946

What are access specifiers in java ?

1143

Can an ejb send asynchronous notifications to its clients?

980

What is defined as false sharing in the context of multithreading?

1045

What do you understand by synchronization? Why is it important?

1062

What is difference between update and merge in hibernate?

527

Why do we need jdbc?

1065

What is difference between first level cache and second level cache in hibernate?

399

what is the uniqueness of mb over ics?

1074

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