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 the Abstract Classes provided by Java?

Oracle,

5 10325

Why are inner classes required?

Oracle,

3 8390

what is the context

2 4366

Class A extends Class B but Class A also inherit Super Class Object so it is multiple inheritence give reason in support of your answer

3 5740

relation between list and linked list

Infosys,

1 4453

use of wrapper classes?

IBM,

3 6751

what r callable statement and give their proper use

2 5848

what are the differences between java and .net?..why u choose java?

1 4810

where exactly collections are usefull in realtime

2 10372

What is the use of static import ?

Rolta,

4 10063

whar are the draw backs of programming lang step by step in Clang and next in C++ and next and in Java nad in .Net

2104

Write a program that takes a 5 digit number and calculates 2 power that number and prints it.

1 4224

what is direct link to download swing ebook,applet,ejb,core java

2584

what is default layout of JFrame class?

6 26555

as we know a static method could access static data and static method only. then how could main method call the object of aclass which is not static and other non static data

1 3847

Un-Answered Questions { Java J2EE }

Does every java program need a main?

1000

Explain a few methods of overloading best practices in java?

987

When can an object reference be cast to an interface reference in java programming?

1024

What is increment in java?

963

What is meant by string is immutable?

1084

Can you use a foreign jms provider to drive an mdb transactionally? : BEA Weblogic

977

What happens if acknowledge() is called within a transaction? : BEA Weblogic

960

Explain about interrupt() method of thread class ?

1126

What is integer parseint?

992

Why vector class is used?

992

Why should I use abstract class?

1105

What is the basic concept of spring?

439

What is microservice in spring?

422

What is the difference between a method and a function in alice?

1200

What are thread safe functions?

951

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