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

in EJB diclare the static methods are not?

iGate,

1 3530

any other way to print the text without using System.out.println() in java?

IBM, Infosys,

5 19821

what is the difference between applet and swing and gui application in java . What we do with the collections set and list interface

CTS, Phoenix Technologies,

2 9026

If configured multicast, which error is occurred..?

1 6584

Please explain about internal casting and external casting in java..?

3103

Why should we create an object? what is a need of it? Apart from access members of a class i want what is a need of object what does it contain?? In normal class to access any member of thaht class we create object where as for static class we access its members using class name. what is a difference between them... thanks in advance.

1 3733

what are memory considerations of jsp compares to other web components?

TCS,

1 6612

what are the differences between Generic server and application server in WebSphere environment?

1 3594

whether java is fully object oriented language or partially object oriented language

Infosys, ME, SMK,

4 8725

while creating thread why we extend thread class

2 5113

How HashMap implemented in java? how it internally works when values are added or searched from hashMap?What is the difference betweenthe implementation of hashmap and Linked Hashmap?

IBM,

3 10886

In inglish: How to convert jar to exe files? Em português: Como converter arquivos .jar para .exe?

1 2738

what is mean by synchronization?

BOB Technologies, GCPL,

3 6754

what is mean by thread lock?

Infosys, TCS,

2 6615

what is interface in java ?can you explain with simple example?and what is the difference between abstract and interface?

HCL,

1 2593

Un-Answered Questions { Java J2EE }

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123

What is action chaining ?

1154

How is declarative handling of exceptions done in struts ?

997

hi actully i hav form columns with origin and destination names .as like as i need to create one more column with name amount. my requirement is when i select origin and destination columns automatically i need to get amount from database.how can i. please tel me with relative code

2853

What is java string pool?

1071

What do you know about validation plugin ?

1018

i want test pattern of zylog company and some examples also

2848

Explain public static void main(string args[]) in java.

1061

What is the difference between filters and interceptors ?

1289

What is latest hibernate version?

481

How to create a base64 decoder in java8?

1122

What is parsing in java?

1022

What is difference between @controller and @restcontroller in spring?

529

What are the differences between heap and stack memory in java?

1121

What is an object in java and how is it created?

1120

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