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

How can an existing session be invalidated?

1173

How the typical servlet code look like ?

1239

How are filters?

1045

Why is httpservlet declared abstract?

1126

What are the functions of an intercepting filter?

951

When to use doget() and when dopost()?

1122

How the servlet is loaded?

1073

A client sends requests to two different web components. Both of the components access the session. Will they end up using the same session object or different session ?

1091

Should I override the service() method?

1094

What are some advantages of storing session state in cookies?

1019

What’s the use of the servlet wrapper classes??

1107

What is the need of session tracking in web application?

1036

What are the new features added to servlet 2.5?

1098

How a servlet is unloaded?

1091

What is the difference between the getrequestdispatcher(string path) method of javax.servlet.servletrequest interface and javax.servlet.servletcontext interface?

1034

Un-Answered Questions { Java J2EE }

What is java panel swing?

1005

Is java pass by value or pass by reference?

997

In how many ways we can implementg session replication?

937

What's the difference between authentication and authorization?

1147

What is parameter example?

1027

What is the use of @service in spring?

404

What is java reflection?

988

What is one to many and many to many relationships one to many?

425

Explain spring batch architecture.

427

How will you pass parameters in RMI? Why do you serialize?

1246

How do I enable java in safari?

1041

What is class array in java?

1064

Where jdbc drivermanager class is used?

967

Is oracle charging for java?

1038

A client wants to preserve the reference to the ejbhome object of an enterprise bean instance and use it later. Which of the following can be serialized for this purpose?

1001

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