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

When the methods init() and Distroy() will be called?

2 6548

init() method of servlet loaded by?

3 6510

What is the need of session tracking in HttpServlet ?

3 12541

In servlets, Why do we need both GET and POST method implementations?

IBM,

3 12999

Why setMaxAge() and getMaxAge() methods are used in Cookies?

2 11177

where the session data will stored?

4 16523

Can stateful session beans are persistent?

2 5049

How EJB component can in interact with COM/DCOM components?

1 4810

How stateful session beans will maintain consistency, across transaction updates?

2 5030

In bean managed transactions, how session bean can be configured?

1 4237

How do identify two same entity beans?

1 4255

How does EJB 2.0 improve support for interoperability between EJB containers and other J2EE products?

1 3691

How Stateful Session bean will store its State ?

1 5443

How does a container, manage access, from multiple transactions on an entity bean?

1 4167

How 'messaging' supported in EJB 2.0 Specification?

1 4059

Un-Answered Questions { Java J2EE }

What are the components of session beam?

1072

1.IN CASE OF DYNAMIC METHOD DISPATCH WHY WE USE REFERENCE VARIABLE,WE CAN USE THE DIFFERENT DEFINED OBJECT DIRECTLY TO ACCESS THE DATA MEMBER AND MEMBER FUNCTION OF THAT RESPECTIVE CLASS?WHAT IS THE MAIN FUNCTION OF "REFERENCE VARIABLE" HERE?

4950

Can you explain value stack?

919

What is time complexity java?

991

what is the command used to delete the queue manager?

944

What is spring in java with example?

415

What is the spring data?

398

What is cache in hibernate?

439

What do you understand by an io stream?

1041

Can vector have duplicates in java?

940

What is business logic?

959

What are the functions of t3 in the web logic server?

983

What is a viewresolver in spring?

400

What is the role of helper classes in wcs?

864

why using interface interface ?

2042

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