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

Advanced Java Interview Questions

Questions Answers Views Company eMail

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

1081

What is permgen or permanent generation?

1022

Difference between loadclass and class.forname?

1041

Are enterprise beans allowed to use thread.sleep()?

1146

What is clustering? What are the different algorithms used for clustering?

1068

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

1039

Is there a guarantee of uniqueness for entity beans?

998

What is re-entrant. Is session beans reentrant. Is entity beans reentrant?

1056

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

1068

What are the call back methods in entity bean?

1062

What is jboss?

1031

What is chat area? Explain.

1016

Is it possible to stop the execution of a method before completion in a sessionbean?

1079

What is the difference between the ‘font’ and ‘fontmetrics’ class?

1152

What is the diffrence between a local-tx-datasource and a xa-datasource? Can you use transactions in both?

1024

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Un-Answered Questions { Advanced Java }

what is handle?

2366

Explain about RMI Architecture?

1074

hi friends, i have done my BE(CSE)at 2011 then i have joined one company before they asked me 50k so i paid but now they telling no project here so we r going to close like that so now i need any job i have good knowledge in core java and j2ee(jsp,servlet,jdbc) so if u know any job pl help me

2214

Explain ioc concept?

1138

Explain how will the struts know which action class to call when you submit a form?

957

What is ioc concept?

1198

Is it possible to stop the execution of a method before completion in a sessionbean?

1079

Why use a datasource when you can directly specify a connection details?

1022

What is a class loader? What are the different class loaders used by jvm?

1101

What is threadfactory?

1086

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??

1536

Can I import same package/class twice? Will the jvm load the package twice at runtime?

1143

What is a class loader?

1867

Do I have to use jsps with my application?

1019

Difference between loadclass and class.forname?

1041

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