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

waht are architecture of web application?

2 5067

what is difference between web server and application server?

L&T,

1 5848

what is acl(access control list)?

Athena, HCL,

1 9223

what is jndi?

2 5552

how to delete cookie information?and when it will delete?

SolutionNET,

3 6436

what is filter ?

SolutionNET,

2 5237

Runining mutiple tomcat server in a single machine is possible Yuo wil have to duplicate configuration with different port numbers

HCL,

2 7303

Hello ..Friends. I need a Code which makes a software of Enter the cheque Details.. means any enduser enter the details in a Particular field that should be printed on the paper On Cheque. at the backend side it sholud be printed on pdf file. Thanks in Advance

2543

can we have function for truncating the sign as like abs in oracle.

1 3464

I will explain the scenario now i have a form1 having some fields and i made it extends DynaActionForm. in struts config how can i specify another form form2 which has to extend the form1 please specify is it better to use actionform or dyna action form in applations. is dyna action form is comfortable in declaring form variables of type 'ArrayList' extend the

Techno Solutions,

2263

how to write uploadphoto in the insert update delete using struts? write code struts and jsp jdbc

1 6637

diffrence between dispatch action and lookupdispatch action write simple web appliction (insert records in database)

Athena Health Care, Symphony, TCS,

8 27601

is there any function in java to make the text to blink?

6 10119

what is the purpose of class "Object" which is base class for all classes?

3 11439

i am bca student,give me suggest for bright future

BSNL, Future Considerations,

18 34218

Un-Answered Questions { Java J2EE }

What is ejb client?

1077

What is deployment descriptor?

980

What is meant by domain?

1150

What is lazy loading hibernate?

442

What are functional testing and unit testing?

960

How is forward action used for integration?

1016

What is the purpose of lambda expressions?

1056

What is final keyword in java?

1021

Why java strings are immutable in nature?

1070

What is the abstract class?

1028

What is sorting algorithm in java?

1073

how a programmer confirms that the data submitted has been succesfully inserted into the database(either oracle or my sql).. How a programmer confirm if there is any problem with the program he wrote for insertion... ANS:--- >executeupdate method is having boolean return type, if anything goes wrong in data insertion or data updation, it would return false. otherwise, if it successfully inserts data into the database, it would return true NOW HOW TO I CHECK IN MY DURING EXECUTION WHETHER IT RETURNS TRUE OR FALSE... WELL IT WILL DISPLAY ANY MESSAGE OR NOT

2426

What is a byte array?

1099

What is static import?

1170

Is it legal to have static initializer blocks in ejb?

998

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