Advanced Java Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Advanced Java Interview Questions

Questions Answers Views Company eMail

If I define a method in JSP scriplet <%..%>, where will it go after translation into a servlet?

HeadStrong,

8 21675

Why use a datasource when you can directly specify a connection details? (in a J2EE application)

1 4340

Can we have more than one action servlet?

HP,

7 14554

what is difference between object state and behaviour?

3 16359

If i learn Java, what kind of applications can i create that will help Banking, Retail, Hotel, Logistics industry.

2 5321

How to do registration form using struts and hibernate?

1 7370

how can u cal servlet from java?

7 11431

java is fully object oriented languages or not? why?

HCL,

12 21818

what we can't do in jdbc but can do hibernate?

Cap Gemini,

3 10407

Which Taglibraury you used in your project? plz send me ans....which we r using generally

2 5173

1) Scenario: I developed my application on local system and everything is perfect and tested. Now on UAT this application is deployed on clustered server environment. They are logical or physically clustered. But application is not working over there.  What is the issue with application?  What are the first things which come in your mind?

L&T,

1 6184

What is private static final long serialVersionUID = 1L;

Google,

3 16820

String is immutable.it is true String can be change to mutable How?

IBM, Professional Access, TCS,

6 10118

what are memory considerations of jsp compares to other web components?

TCS,

6586

In inglish: How to convert jar to exe files? Em português: Como converter arquivos .jar para .exe?

2711

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Un-Answered Questions { Advanced Java }

Why do I get a duplicate name error when loading a jar file?

1196

Why does the tag url-encode javascript and mailto links?

1069

how to use debug in my elipse to solve problems that exist in my project

2329

How would you reatach detached objects to a session when the same object has already been loaded into the session?

1262

How would you detect a keypress in a jcombobox?

1187

What is the relation between the infobus and rmi?

1063

To identify IDL language what mapping mechanism is used?

3984

What is the difference between session and entity beans?

1171

What are the services in RMI ?

2444

What is aop(assepct oriented programing)?

1120

Describe responsibilities of Activator?

2354

How many times may an objects finalize() method be invoked by the garbage collector?

1141

Explain about thread synchronization inside a monitor?

2605

Which javutil classes and interfaces support event handling?

1101

What is the difference between ear, jar and war file?

1185

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