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

Advantages of Inheritance in java.

CybAge, HCL,

11 38085

What is the difference between RequestDispatcher and sendRedirect?-

CTS,

5 13902

where our package shoud be kept in the application whenwe want to import that package in the jsp application?

1 4426

what is the output??????? public class multireturn { public(int assign x ( int x) { if(4==x) { return 7; } else if (7=x+3) { return 6; } return 5; } }

TCS,

3 5876

What is Difference between JavaBeans and taglib directives?

3 12326

how a marker interface gets its functionality and when we implements a marker interface how it got invoked

Mind Tree,

3 11778

how to handle a singleton service locator. when multiple threads are trying to get the singleton object in same time

Mind Tree,

4 11064

program for RequestDispatcher in servlets?

Wipro,

3 9875

why we use main in java?

4 7418

java based application for hospital management

3824

How do we generate a digital certificate

2 5655

Explain JSP life cycle?

Accenture,

2 8098

Explain Stateful session bean life cycle?

Accenture,

2 8131

Can we define constructors in Servlet?

Accenture, Opus, Wipro,

3 15576

Can I override destroy() method of Servlets?

Accenture,

4 16801

Un-Answered Questions { Java J2EE }

Explain the significance of class loaders in bootstrap?

943

Elucidate callback in ejb?

998

What is double checked locking in singleton?

1052

What does order prepare command do?

890

What is the difference between iterator and enumeration ?

1003

difference between circular logging and linear logging?

984

What is the difference between iterator and list iterator?

1030

What is spring batch joblauncher?

454

Explain web container.

1028

What is an http server?

989

Differentiate jar and war files?

1040

What is the Difference between Final Class && Abstract Class?

1072

Can we use spring and hibernate together?

440

How do we translate jsp?

1052

What is pojo model?

479

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