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

diff between jsp include directive and jsp action include?

SolutionNET,

4 22065

whats is mean by class.forName() whats the return type of class

SolutionNET,

6 18994

wahts is mean by dynavalidatorform in struts/

SolutionNET,

1 6113

diff mvc1 and mvc2 wahts is mean by servlet chaining?

SolutionNET,

3 7940

what is mean by method signature?

Satyam,

8 13074

what is mean by String and StringBuffer? What is mean by Methooverriding and Overloading?

Satyam, STI,

3 8847

whats the life cycle of jsp

Satyam,

15 23611

difference b/w the hybernate and entity bean

Wipro,

6 13246

VSS Objectives

1 5085

struts is thread safe or not ?give me answer as early as possible

5 15370

what r the disadvantages of MVC-2 Architecture?

Process IT,

2 8484

wht is customised exception?

Logica CMG, Novell, Prudential,

1 6740

what is diff bet iterator and enumeration?

4 9585

whats is the use of final,in which situation final can be used in the application?

DNS,

2 5679

Explain class A{} class B{} class C{} all the three classes are saved in a single file name, what the name should i provide to the file ,in what file name should i run the program? Ple Explain

DNS, Infosys, TCS,

9 13775

Un-Answered Questions { Java J2EE }

What is prototype?

1162

Is it possible to create both queues and topics to single jms server? if yes then how it works?

2139

Explain RMI Architecture?

1094

What is difference between add() and addelement() in vector?

1533

What is the purpose of checked and unchecked exceptions in JAVA?

1009

How do weakhashmap works?

1153

Msi replica mode??

1077

How do beans become 'singleton' or prototype?

603

How do you invoke a method?

1002

Explain the concept and function of the path variable.

386

What is instance synchronization?

1045

Explain OOPs concept.

1083

What are difference between dmgr and other profiles?

897

What is a protected class in java?

995

List out the difference between ServletConfig and ServletContext?

1045

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