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 4969

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

iGate,

4 7948

what is OOAS

iGate,

2 6175

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

7 18614

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

HP,

5 11937

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 13742

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 6713

What is difference between weblogic connection pool and conection factory?

MAHINDRA,

2 12247

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 45030

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

2140

what is distributed queues and topics and how they works

1 6382

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

1 7669

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 5241

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,

2351

Why Over riding is Run Time Polymorphism?

Genpact,

3 16035

Un-Answered Questions { Java J2EE }

What is nan in java?

1000

What is the difference between the @component, @repository and @service annotations in spring?

460

What is the difference between yml and yaml?

393

What are the different tags provided in jstl?

956

What is the use of singleton?

967

Why is java architectural neutral?

1114

What is entity bean?

1102

What class allows you to read objects directly from a stream in java programming?

1079

Is passing by reference faster?

996

What are the important features of Java 11 release?

1118

What is hibernate dialect used for?

490

What is lazy loading of images?

412

what is a connecting pool?

951

Can arraylist hold different types java?

987

What is double word?

977

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