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 10301

Why are inner classes required?

Oracle,

3 8383

what is the context

2 4361

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 5731

relation between list and linked list

Infosys,

1 4444

use of wrapper classes?

IBM,

3 6744

what r callable statement and give their proper use

2 5846

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

1 4797

where exactly collections are usefull in realtime

2 10365

What is the use of static import ?

Rolta,

4 10050

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

2094

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

1 4221

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

2582

what is default layout of JFrame class?

6 26531

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 3844

Un-Answered Questions { Java J2EE }

What is the difference between requestaware and servletrequestaware interface?

1046

There is a method getColumnCount in the JDBC API. Is there a similar method to find the number of rows in a result set?

1036

What is the use of servlet context?

1041

What is lazy loading / lazy initialization in hibernate?

524

If A Class Is Declared Without Any Access Modifiers, Where May The Class Be Accessed?

1179

What are the different methods of identifying an object?

1074

what is aggregation in java?

1010

How can we refresh automatically when new data is entered into the database?

1103

List out benefits of object oriented programming language?

895

What is assembly in java?

913

Which class elements are not persisted?

344

What is jms endpoint?

834

what is the command used to delete the queue manager?

946

How the jms is different from rpc?

924

Can you explain struts validator framework?

1006

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