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Java J2EE Interview Questions
Questions Answers Views Company eMail

What are the Abstract Classes provided by Java?

Oracle,

5 8381

Why are inner classes required?

Oracle,

3 6908

what is the context

 2 3470

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 4529

relation between list and linked list

Infosys,

1 3684

use of wrapper classes?

IBM,

3 5593

what r callable statement and give their proper use

 2 4951

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

 1 4002

where exactly collections are usefull in realtime

 2 9437

What is the use of static import ?

Rolta,

4 8409

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

 1651

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

 1 3502

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

 2060

what is default layout of JFrame class?

 6 24001

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 3048

Un-Answered Questions { Java J2EE }

Can a class be final?

492

What is the use of StringTokenizer class?

603

What happens when heap memory is full?

520

What is interceptor struts2?

526

What is the difference between Servlets and Applets?

539




What is a jms session?

503

How define set in java?

504

Which class elements are not persisted?

129

What is a arraylist in java?

550

which interface we have to implement when we are going to create an input custom node?

471

What is inverse of control in spring?

152

What is oauth token?

157

What is use of @configuration in spring?

169

What is a one to many relationship in a database?

169

You're given a Boolean 2D matrix, can you find the number of islands?

589

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