Java J2EE Interview Questions
Questions Answers Views Company eMail

There are 100 keys and values in HashMap.how to get the keys and values?

IBS,

1 5724

how to upgrade the weblogic server licence?

CTS, Wipro,

2179

how to change the Nodemanager password?

CTS,

3 10146

how to update the pach?

IBM,

2 5241

how to get the critical application?

TCS,

2105

what is struck threadump?

3 6062

tell me the permenent memory issues?

CTS, TCS,

2271

what is LDAP?

CTS,

2 11062

how to change the weblogic server password?

2 8973

for example we have two boxes,one box it contain one adminserver & one managed servr and another box it contain one managed server.how to configuring the these server?

1 5333

what is the diffrences between platform independent and portable

TCS,

5 21219

what is the meaning of following code snippets Class c=class.forName(driverClassName); Driver d=(driver)c.newInstance();

1 4287

Is success EJB3.0 in the Market? IF yes just explain main differences between EJB2.0 and EJB3.0.

ITC Infotech,

1 4519

Which is better approach among four(HttpSession,cookie,URL Rewriting, Hidden Fields) Session Tracking technic's ? Why ?

L&T,

3 12792

for example we are login into the irctc server from there it will go to the selected bank and deduct amount and come back to the irctc. so if we are developing this in java means will it be run on the same session. but as per my knowledge bank is separate and irctc is separate URL's so it will use two different sessions then how it is maintaining same session through out application and even it uses the payment gateway? how it is working can any one help me on that??

3844


Un-Answered Questions { Java J2EE }

Which framework is best for java?

459


Why do we use spring?

135


What is the need of hibernate tools when orm tools can be used?

190


How to configure second level cache in hibernate?

174


What Is Query Throttling in java?

543






What is cascade persist?

174


What is the use of arrays tostring () in java?

498


What is spring annotation-based configuration?

147


What is the msi mode in weblogic? How can you enable and disable this option?

762


What is oem odm?

163


When does WebSphere Application Server contact the registry for user information?

435


What is rmi and ejb in java?

513


What is a methodologist?

505


What is command line argument

681


Can arraylist contain null values?

547