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 4248

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

Campus Interaction, HCL,

1813

why static class in java

Infotech, SunGard,

1603

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,

1388

What are the JSP implicit objects ?

eMids,

1 2344

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!

1675

Do we need to override service() method

1503

What are the difference between RMI and CORBA?

921

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

1017

What is the difference between java class and bean?

905

Explain RMI Architecture?

919

What is bean? Where can it be used?

898

Can we sent objects using Sockets?

959

Explain about RMI Architecture?

913

What you mean by COM and DCOM?

920

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Un-Answered Questions { Advanced Java }

What is metaspace?

872

Can I run seam outside of jboss as?

925

What is the difference between the string and stringbuffer classes?

892

Why does the option tag render selected=selected instead of just selected?

1029

what is handle?

2194

What is abstract schema?

845

What is difference between object state and behavior?

922

What is a session? Can you share a session object between different theads?

855

Explain the advantages and disadvantages of detached objects.

867

What is the difference between the session.get() method and the session.load() method?

919

What is the difference between static and non-static with examples?

1715

What restrictions are placed on the location of a package statement within a source code file?

950

Why use POJO when I can use hashmap

2429

which type of objects reference will be given to client?

2349

Write a singleton program?

878

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