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

Java J2EE (14736)
J2ME (151)
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Java Related Interview Questions

Questions Answers Views Company eMail

Wat is Difference between Mvc1 architecture and Mvc2 Architecture?

HCL, IBM, Sanyaa Infotech,

21 56671

In Struts Programming which is the controller,which is the model?

10 19940

What are Struts properties?

VI eTrans,

2 13297

what is the difference between HashMap and Hashtable

Value Labs, Virtusa,

17 63417

what is the difference between ArrayList and Vector

KPIT, Sasken, Satyam, Span Infotech, Wipro,

19 49717

what is the difference between @include page and @include file

2 8764

we use MainFrame and using os390 for operating system with DB2 data base in IRAN and interest programing with java and use webspere for world wide,please help me where i should start?

IBM,

2431

String is an immutable object. Then how can the following code be justified. String s1 = ?ABC?; String s1 = s1+?XYZ?; s.o.p(s1); The output is ABCXYZ, which is the value of s1 ?

Flextronics, Keane India Ltd,

6 18256

Instead of writing Home, Remote Interfaces if i directly extends EJBObject to bean class what happens?

Flextronics,

1 5359

when we write class.forName("any one class"); what happens actually?what it will return?explain stepwise?

6 9412

explain System.out.println

Calpine Technologies, Care, Cognizant, CTS, IBM, IBS, LibSys, Oracle, Spiro Solutions, TCS,

107 202526

What is the use of Getters and Setters method ?

4 17015

How to depoly your struts application in JBOSS

HP, NuWare, Satyam, Wipro,

1 10928

can i call init() method in destroy() method of servlset. ?

IBM,

5 12743

can i call destroy() method in init() method of servlet

Ericsson, IBM,

9 24616

Un-Answered Questions { Java Related }

What is meant by distributed application? Why are we using that in our application?

955

Do you need an alignment after replacing struts?

955

What is the purpose of jdk?

943

What is the purpose of @key annotation annotation?

1090

What happens if javac is not recognized?

890

What is a pointer and does java support pointers?

1023

What configuration files are used in struts?

977

What is spring language?

390

What is oops in java?

1030

What is formatted output?

987

Can I get a null resultset?

1037

What are all the advantages of servlet over cgi?

1102

On what basis is a view chosen in the rendering phase?

417

What is the length of a string?

1049

Is it possible to connect to multiple databases? Using single statement can we update or extract data from two or three or many databases?

1101

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