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

Brief the life cycle of an applet.

1 737

What are the observer and observable classes?

1 1060

Explain JPA in Java.

1 838

Briefly explain the term Spring Framework

1 817

Difference between static methods, static variables, and static classes in Java.

1 940

What is a Java Virtual Machine?

1 796

. Define Copy Constructor in Java

1 829

Can Java be said to be the complete object-oriented programming language

1 831

Define Wrapper Classes in Java.

1 763

Define package in Java.

1 804

. Differentiate between instance and local variables.

1 872

. Explain Java String Pool.

1 823

What happens when the main() isn't declared as static?

1 812

Why is Java a platform independent language?

1 903

Why is the main method static in Java?

1 901

Un-Answered Questions { Java J2EE }

What is a configuration in hibernate?

411

What are the restrictions imposed by a Security Manager on Applets?.

2614

What is exception propagation?

1135

Which interceptor is responsible for i18n support?

936

What are the types of casting?

1068

What is args length in java?

1170

Why is my jms work not part of a user transaction (i.e., Called within a transaction but not rolled back appropriately)? How do I track down transaction problems? : BEA Weblogic

910

What is array pointers ?

1034

What must a class do to implement an interface?

1201

What is the memory leak in java?

1038

How many ejb objects are created for a bean?

980

How to create foreign key in hibernate annotation?

636

Explain about anonymous inner classes ?

1083

What is Struts2?

1072

What are the environments you support?

816

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