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 4729

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

Campus Interaction, HCL,

1983

why static class in java

Infotech, SunGard,

1781

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,

1546

What are the JSP implicit objects ?

eMids,

1 2670

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!

1831

Do we need to override service() method

1731

What are the difference between RMI and CORBA?

1118

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

1246

What is the difference between java class and bean?

1091

Explain RMI Architecture?

1098

What is bean? Where can it be used?

1174

Can we sent objects using Sockets?

1147

Explain about RMI Architecture?

1079

What you mean by COM and DCOM?

1065

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Un-Answered Questions { Advanced Java }

What is the relationship between local interfaces and container-managed relationships?

1127

Explain the difference between object state and behavior?

1056

What is the purpose of the wait() method?

1205

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

1108

What is scalable, portability in the view of J2EE?

2532

Is there a guarantee of uniqueness for entity beans?

1014

What is RMI and what are the services in RMI?

1176

wahts is mean by dynavalidatorform in struts/

2080

what are RemoteObjects?

2749

Do I have to use jsps with my application?

1027

What is the difference between ear, jar and war file?

1142

Why is string immutable in java?

1104

How are the elements of a borderlayout organized?

1118

Is a class a subclass of itself?

1225

difference between ejb,struts,hibernate,spring and jsp

2875

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