GeekInterview Latest J2EE Interview Questions Updates

Why should we extend Exception instead of Throwable - We usually extend Exception instead of Throwable.

Why should we extend Exception instead of Throwable - We usually extend Exception instead of Throwable. Why In what situations we extend Throwable.Could anybody give the answer in detail. Thanks in advance.
Answer Question
Asked by : svk_viza | Last Updated On : May 08, 2008
Filed in : Core Java Interview Questions

What is the result of expression 5.45 + "3.2"

What is the result of expression 5.45 + "3.2"
Answer Question
Asked by : vanajsri6 | Last Updated On : May 04, 2008
Filed in : Core Java Interview Questions

Can we declare an interface in servlet

Can we declare an interface in servlet
Answer Question
Asked by : rubin2008 | Last Updated On : May 02, 2008
Filed in : Core Java Interview Questions

Using two Databases to a single application - How to use two databases to a single application

Using two Databases to a single application - How to use two databases to a single application
Answer Question
Asked by : suganyaRamesh | Last Updated On : May 02, 2008
Filed in : Ruby Interview Questions

Printing numbers in spiral shape - I need an algorithm for some program. Ill take some number (say n),

Printing numbers in spiral shape - I need an algorithm for some program. Ill take some number (say n), then i should print the numbers in spiral shape starting from square(n). Can any one pls help me..Ex: if n=3, it should print like9 8 72 1 63 4 5Thanks...
Answer Question
Asked by : p_n_lakshmi | Last Updated On : May 09, 2008
Filed in : Java Interview Questions

Vector Handling Object Types - How Vector handles different types of object types

Vector Handling Object Types - How Vector handles different types of object types
Answer Question
Asked by : ivkrishh | Last Updated On : Apr 30, 2008
Filed in : Java FAQ

Server Response - After recieving and handling request from view page,How will the server ll give the

Server Response - After recieving and handling request from view page,How will the server ll give the response backview-->servlet-->view
Answer Question
Asked by : ivkrishh | Last Updated On : Apr 30, 2008
Filed in : J2EE FAQ

Class.forname and drivermanager.getregister - What is difference of using class.forname and drivermanager.getregister

Class.forname and drivermanager.getregister - What is difference of using class.forname and drivermanager.getregister Which has the advantage in detail
Answer Question
Asked by : Deepika84 | Last Updated On : Apr 30, 2008
Filed in : Java FAQ

What is different between Hibernate and iBatis

What is different between Hibernate and iBatis
Answer Question
Asked by : siva2baba | Last Updated On : Apr 28, 2008
Filed in : Hibernate Interview Questions

Inner classes - What are advantages of inner class

Inner classes - What are advantages of inner class
Answer Question
Asked by : jrcheenu | Last Updated On : Apr 25, 2008
Filed in : Java OOPS Interview Questions

Why Hibernate came in to picture - Anybody tell me please, where exactly Hibernate is used..tell me about

Why Hibernate came in to picture - Anybody tell me please, where exactly Hibernate is used..tell me about the mapping and .xml file in Hibernate
Answer Question
Asked by : udayvkumar | Last Updated On : Apr 23, 2008
Filed in : Hibernate Interview Questions

Expression and Boolean Expression - Explain the difference between an expression and boolean expression

Expression and Boolean Expression - Explain the difference between an expression and boolean expression
Answer Question
Asked by : epwalz | Last Updated On : Apr 30, 2008
Filed in : Java FAQ

Print Bengali digits in Java - How to print Bengali digits (Unicode value ranging from u09e6 to u09ef

Print Bengali digits in Java - How to print Bengali digits (Unicode value ranging from u09e6 to u09ef ) in Java
Answer Question
Asked by : tonmoytewary | Last Updated On : Apr 21, 2008
Filed in : Java FAQ

Create forums using Struts framework - How to create forums using struts framework

Create forums using Struts framework - How to create forums using struts framework
Answer Question
Asked by : chaitu1985 | Last Updated On : Apr 21, 2008
Filed in : Struts FAQ

Disabling page in Mozilla - iam not able to disable a JSP in Mozilla but its working fine in IE7 can

Disabling page in Mozilla - iam not able to disable a JSP in Mozilla but its working fine in IE7 can any one guide me sending the code line for this
Answer Question
Asked by : siva_sandeep | Last Updated On : Apr 20, 2008
Filed in : Struts Interview Questions

How to convert .class to .java - how to convert or achieve the program from .class file

How to convert .class to .java - how to convert or achieve the program from .class file
Answer Question
Asked by : AmitPai | Last Updated On : Apr 19, 2008
Filed in : Java Interview Questions

Lazy initialisation - what is lazy initialisation in hibernate

Lazy initialisation - what is lazy initialisation in hibernate
Answer Question
Asked by : gdkundu | Last Updated On : Apr 15, 2008
Filed in : Hibernate Interview Questions

Connection pooling concept through weblogic 8.1 - Hi,I tried using connection pooling concept through

Connection pooling concept through weblogic 8.1 - Hi,I tried using connection pooling concept through weblogic 8.1 .import java.sql.*;import javax.naming.*;import javax.sql.DataSource;public class ConnectionpoolDemo { public static void main(String[]...
Answer Question
Asked by : balinaidu007 | Last Updated On : Apr 23, 2008
Filed in : JDBC Interview Questions

API - What is an API

API - What is an API
Answer Question
Asked by : praveen.besi | Last Updated On : Apr 15, 2008
Filed in : J2EE FAQ

Struts ActionServlet - why do we have only one ActionServlet in Struts(Asked in Polaris Interview for

Struts ActionServlet - why do we have only one ActionServlet in Struts(Asked in Polaris Interview for Java Experienced people , on April 11, Chennai)
Answer Question
Asked by : khadarzone | Last Updated On : Apr 16, 2008
Filed in : Struts Interview Questions

Difference Between Web Container and Web Server - What is the Difference Between Web Container and Web

Difference Between Web Container and Web Server - What is the Difference Between Web Container and Web Server(Asked in Polaris Interview , held on April 11, Chennai)
Answer Question
Asked by : khadarzone | Last Updated On : Apr 15, 2008
Filed in : Servlets Interview Questions

Exception Handling - What is the output of the following program, When tested under JDK 5.0class ExceptionDemo{

Exception Handling - What is the output of the following program, When tested under JDK 5.0class ExceptionDemo{ public static void main(String[] args) { int a[] = new int[] {1,2,3,4,5}; try{ System.out.prinltln(a[6]); } catch(Exception...
Answer Question
Asked by : khadarzone | Last Updated On : Apr 23, 2008
Filed in : Core Java Interview Questions

Servlet container - what is difference between servlet container and servlet config

Servlet container - what is difference between servlet container and servlet config
Answer Question
Asked by : gopalraop | Last Updated On : Apr 17, 2008
Filed in : Servlets Interview Questions

Pass Argument through Hyperlink - How can we pass argument through hyper link in J2EE

Pass Argument through Hyperlink - How can we pass argument through hyper link in J2EE
Answer Question
Asked by : abhijeetsingh | Last Updated On : Apr 11, 2008
Filed in : J2EE FAQ

What is the Output of the following Java Program - public interface I1{Static String x="inside I1";public

What is the Output of the following Java Program - public interface I1{Static String x="inside I1";public void someMethod();}class A implements I1{ public static void main(String args[[]){ System.out.println("Calling I1 var ..."+I1.x);}}
Answer Question
Asked by : khadarzone | Last Updated On : May 02, 2008
Filed in : Core Java Interview Questions

SCROLLABLESENSITIVE resultset - Explain with examples for SCROLLABLESENSITIVE resultset

SCROLLABLESENSITIVE resultset - Explain with examples for SCROLLABLESENSITIVE resultset
Answer Question
Asked by : khadarzone | Last Updated On : Apr 11, 2008
Filed in : JDBC Interview Questions

Output of Java Program - What is the output of the following programclass A{ public static void main(String[]

Output of Java Program - What is the output of the following programclass A{ public static void main(String[] s) { System.out.println(s[1] + s[2] + s[3]);}}java A 12345Options(i) 1(ii) 12(iii)1234(iv)234(v) Compilation Error
Answer Question
Asked by : khadarzone | Last Updated On : Apr 14, 2008
Filed in : Core Java Interview Questions

Functionality of the cancel() method - What is the functionality of the cancel() method, provided in

Functionality of the cancel() method - What is the functionality of the cancel() method, provided in java.sql.Statement
Answer Question
Asked by : khadarzone | Last Updated On : Apr 11, 2008
Filed in : JDBC Interview Questions

Call stored procedure in Java using CallableStatements - How can we call a stored procedure in Java using

Call stored procedure in Java using CallableStatements - How can we call a stored procedure in Java using CallableStatements Give an example.
Answer Question
Asked by : khadarzone | Last Updated On : Apr 11, 2008
Filed in : JDBC Interview Questions

Remove() method collection - Which Underlying Collection will provide the remove() method

Remove() method collection - Which Underlying Collection will provide the remove() method
Answer Question
Asked by : khadarzone | Last Updated On : Apr 23, 2008
Filed in : Core Java Interview Questions

SharePoint Server - What is Share point How it worksNeed of itHardware and software Requirements

SharePoint Server - What is Share point How it worksNeed of itHardware and software Requirements
Answer Question
Asked by : vijaymdm | Last Updated On : Apr 10, 2008
Filed in : Struts FAQ

Difference between Struts 1.x and Struts 2.x - What is the difference between Struts 1.x and Struts 2.x

Difference between Struts 1.x and Struts 2.x - What is the difference between Struts 1.x and Struts 2.x
Answer Question
Asked by : siva2baba | Last Updated On : Apr 10, 2008
Filed in : Struts Interview Questions

JNDI - Why is JNDI used.Do we have any alternative for JNDI

JNDI - Why is JNDI used.Do we have any alternative for JNDI
Answer Question
Asked by : anubandhan | Last Updated On : Apr 08, 2008
Filed in : EJB FAQ

Implement Interface using Polymorphism - How an interface can be implemented using polymorphismWhy multiple

Implement Interface using Polymorphism - How an interface can be implemented using polymorphismWhy multiple inheritence is not used in Java
Answer Question
Asked by : adarsh01 | Last Updated On : Apr 14, 2008
Filed in : Core Java Interview Questions

Illegal State of Exception - When does thread throws illegal state of exceptionExplain with two scenarios

Illegal State of Exception - When does thread throws illegal state of exceptionExplain with two scenarios
Answer Question
Asked by : dsureshkumar28 | Last Updated On : Apr 29, 2008
Filed in : Core Java Interview Questions

Java Post and Pre Increment - What is the difference between post incrementation and pre incrementation

Java Post and Pre Increment - What is the difference between post incrementation and pre incrementation with example
Answer Question
Asked by : gopalraop | Last Updated On : Mar 31, 2008
Filed in : J2EE FAQ

Keys Valuepairs - What are keys valuepairs

Keys Valuepairs - What are keys valuepairs
Answer Question
Asked by : gopalraop | Last Updated On : Mar 31, 2008
Filed in : J2EE FAQ

Java Helper Class and Session Facade - What is helper class What is session facade

Java Helper Class and Session Facade - What is helper class What is session facade
Answer Question
Asked by : gopalraop | Last Updated On : Mar 31, 2008
Filed in : J2EE FAQ

Java Business Delegate - What is business delegate Where can we use it

Java Business Delegate - What is business delegate Where can we use it
Answer Question
Asked by : gopalraop | Last Updated On : Mar 31, 2008
Filed in : J2EE FAQ

Java Front Controller Action Servlet - What is the difference between front controller action servlet

Java Front Controller Action Servlet - What is the difference between front controller action servlet
Answer Question
Asked by : gopalraop | Last Updated On : Mar 31, 2008
Filed in : J2EE FAQ

Java Taglibrary - What is taglibrary its use

Java Taglibrary - What is taglibrary its use
Answer Question
Asked by : gopalraop | Last Updated On : Mar 31, 2008
Filed in : J2EE FAQ

FunServlet - What is FunServlet Explain with example.

FunServlet - What is FunServlet Explain with example.
Answer Question
Asked by : hazarathk | Last Updated On : Mar 28, 2008
Filed in : J2EE FAQ

JSP Life Cycle Benfits - What is the Life Cycle Benfits in JSP

JSP Life Cycle Benfits - What is the Life Cycle Benfits in JSP
Answer Question
Asked by : vijayramd | Last Updated On : Mar 27, 2008
Filed in : JSP FAQs

Nullpointer Exception - What is Nullpointer Exception How it will be reduced

Nullpointer Exception - What is Nullpointer Exception How it will be reduced
Answer Question
Asked by : vijayramd | Last Updated On : Apr 14, 2008
Filed in : Java Interview Questions

Equals() and hashCode() - Why should we implement equals() and hashCode() while using hastable

Equals() and hashCode() - Why should we implement equals() and hashCode() while using hastable
Answer Question
Asked by : naggeek | Last Updated On : Mar 25, 2008
Filed in : Java FAQ

What will be the result and why - int i=10;i=i++;System.out.println(i);

What will be the result and why - int i=10;i=i++;System.out.println(i);
Answer Question
Asked by : Arnab.infinity | Last Updated On : May 02, 2008
Filed in : Core Java Interview Questions

Decentralized MOM and Centralizsd MOM - What is decentralized MOM and centralizsd MOM Give explanation

Decentralized MOM and Centralizsd MOM - What is decentralized MOM and centralizsd MOM Give explanation
Answer Question
Asked by : supari | Last Updated On : Mar 18, 2008
Filed in : JMS Interview Questions

Distributed Object using RMI-IIOP - How are parameters passed to a method of a distributed object using

Distributed Object using RMI-IIOP - How are parameters passed to a method of a distributed object using RMI-IIOP
Answer Question
Asked by : supari | Last Updated On : Mar 18, 2008
Filed in : EJB Interview Questions

PortableRemoteObject.narrow() - What is the purpose of the call to PortableRemoteObject.narrow()

PortableRemoteObject.narrow() - What is the purpose of the call to PortableRemoteObject.narrow()
Answer Question
Asked by : supari | Last Updated On : Mar 19, 2008
Filed in : EJB FAQ

4 types of drivers - Explain 4 types of JDBC Drivers with Examples How to use all 4 types of drivers

4 types of drivers - Explain 4 types of JDBC Drivers with Examples How to use all 4 types of drivers like where to use which
Answer Question
Asked by : sarav.java | Last Updated On : Mar 18, 2008
Filed in : J2EE FAQ