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

Advanced Java Interview Questions

Questions Answers Views Company eMail

difference between HashMap, Hashset and hashTable?

HCL, Infotech,

2 4605

how do you Handle Front End Application data against DB with example?

Campus Interaction, HCL,

1931

why static class in java

Infotech, SunGard,

1731

when A client sent a request to the server to open facebook page and close the browser after this request .at that time the same user do login by using a different browser then that session id will exist or not for the same client??

Ducat,

1497

What are the JSP implicit objects ?

eMids,

1 2594

int x=5,i=1,y=0; while(i<=5) { y=x++ + ++x; i=i+2; } System.out.println(x); System.out.println(y); System.out.println(i); How to solve this? Please explain!

1789

Do we need to override service() method

1666

What are the difference between RMI and CORBA?

1064

How will you pass parameters in RMI? Why do you serialize?

1178

What is the difference between java class and bean?

1033

Explain RMI Architecture?

1047

What is bean? Where can it be used?

1083

Can we sent objects using Sockets?

1097

Explain about RMI Architecture?

1039

What you mean by COM and DCOM?

1024

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Un-Answered Questions { Advanced Java }

What are the types of scaling?

1050

How are commas used in the intialization and iteration parts of a for statement?

1058

which book is better for jdbc ,servlets and jsp

2054

If I wanted to use a solarisui for just a jtabbedpane, and the metal ui for everything else, how would I do that?

1005

Difference between swing and awt?

1203

What is prototype?

1086

What are callback interfaces?

1058

What is the diffrence between a local-tx-datasource and a xa-datasource?

1005

What is abstract schema?

981

Will the general public have access to the infobus apis?

1009

Difference between loadclass and class.forname?

998

Why do threads block on i/o?

1190

What is JTS?

2314

What do you need to set-up a cluster with jboss?

1029

What are the design considerations while making a choice between using interface and abstract class?

1034

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