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 21421

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

1 4279

Can we have more than one action servlet?

HP,

7 14326

what is difference between object state and behaviour?

3 16207

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

2 5231

How to do registration form using struts and hibernate?

1 7310

how can u cal servlet from java?

7 11184

java is fully object oriented languages or not? why?

HCL,

12 21435

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

Cap Gemini,

3 10272

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

2 5083

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 6119

What is private static final long serialVersionUID = 1L;

Google,

3 16695

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

IBM, Professional Access, TCS,

6 9877

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

TCS,

6539

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

2675

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Un-Answered Questions { Advanced Java }

Is a class a subclass of itself?

1224

What restrictions are placed on the location of a package statement within a source code file?

1115

Is the infobus client side only?

1114

When a thread blocks on i/o, what state does it enter?

1097

What is a modular application? What does module-relative mean?

1063

What classes of exceptions may be caught by a catch clause?

1041

Do we need to override service() method

1731

What is the argument type of a programs main() method?

1120

What is metaspace?

1037

What value does readline() return when it has reached the end of a file?

1088

Can I run seam outside of jboss as?

1080

How task's priority is used in scheduling?

2300

whats is mean by connectionpooling

2013

What is the purpose of the finally clause of a try-catch-finally statement?

1036

Do you think that java should have had pointers?

1064

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