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 role of void keyword in declaring functions?

Adobe,

1104

Define array. Tell me about 2-D array.

Agilent,

1111

Give an example of call be reference significance.

Agilent,

1091

In case of inheritance what is the execution order of constructor and destructor?

Agilent,

1190

What is the difference between a vector & an array list?

Agilent,

1223

Differentiate between nested and inner class in java.

Akamai Technologies,

1054

'A class is a template for an object' explain this statement.

Akamai Technologies,

1106

Define Multiprogramming and Multiprocessing in java.

Akamai Technologies,

1231

Explain an algorithm to find depth of a binary tree.

Akamai Technologies,

1111

Given a singly linked list, how will you print out its contents in the reverse order? Can you do it with consuming any extra space?

Akamai Technologies,

1055

How to declare objects of a class ?

Akamai Technologies,

1134

How will you reverse a singly-link list?

Akamai Technologies,

1053

Is linked list a linear or non-linear data structure?

Akamai Technologies,

1017

What are the Main functions of Java?

Akamai Technologies,

1143

State the merge-sort principle and its time complexity.

Akamai Technologies,

1040

Un-Answered Questions { Java J2EE }

What are variable names?

1025

What pojo stands for?

426

What precautions should I take when I use blocking receive() calls? : BEA Weblogic

1031

What's mvc pattern ?

1076

explain about special characters?

1038

state some of the features present in web sphere?

948

What is null mean in java?

1149

What is a beanfactory interface?

453

Which services are provided to ejb components by the ejb container?

1197

Discuss different types of errors that generally occur while programming.

1092

How do I convert a numeric ip address like 192.18.97.39 into a hostname like java.sun.com?

1070

I want my class to be developed in such a way that no other class (even derived class) can create its objects. Define how can I do so?

1232

What do you understand by access specifiers in Java?

1060

How to implement dphibernate to activate lazy loading in Flex with java ?thanx in advance!

3061

Is main a function?

1134

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