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 to make the IP address to .com

iGate,

1 4966

when the several requests comes to server..how it manage the requests

iGate,

4 7942

what is OOAS

iGate,

2 6171

what is the current salary package in India for a java programmer who has 2 years experience

7 18597

where can we set classpath, which will reflect to whole domain

HP,

5 11926

in which file/script we need to change the heap size?.What is the variable name to search to change the heap size

HP,

7 13733

when we creates a domain, it creates one-startManagedWebLogic in bea user_projects\domains\MyDomain\bin dir. Suppose we have 2 or more than 2 managed severs in our unix env.how can we start all our managed servers. I know we have to copy startManagedWebLogic with server name.then wht to modify in the script to start ecah of the managed servers?

HP,

3 6708

What is difference between weblogic connection pool and conection factory?

MAHINDRA,

2 12243

when i am starting my managed server it is coming to admin state.I used to click on resume button in admin console , so that it is comming to running state. How to resolve this problem for ever so that the server will come directly to running state instead of going to admin state?

5 45022

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

2139

what is distributed queues and topics and how they works

1 6381

How can we know if there is any memory leakages happening? how to overcome the memory leakage situation?

1 7666

Hi frnds ,iam new to java and j2ee ,my requirement is using java or any j2eetech how to lock an user when he enter wrong credentials(uname&password) more than 3 times.take the username and passowrd in a bean no need to conned Db kindly provide me sample application code or and ideas or links or tutorials plzzzzz urgent for me thanks in advance...

NSN,

2 5238

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

NSN,

2348

Why Over riding is Run Time Polymorphism?

Genpact,

3 16027

Un-Answered Questions { Java J2EE }

Can we have multiple classes in single file ?

1067

What are the steps of struts installation?

1008

Differentiate storage classes on the basis of their scope?

1171

What is stringreader?

977

How do I stop nullpointerexception?

977

What is portlet context in spring?

450

What are the benefits of ORM?

559

How are java objects passed to a method and what are native methods?

1081

What inbuilt themes are provided by struts2?

1108

what is server side caching?

2174

What is the use of listener?

393

How do you check if a character in a string is a digit or letter?

1072

What is dao layer in spring?

423

What is the use of jms server in weblogic?

864

Which is better odbc or jdbc?

999

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