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 is synchronization?

Verizon,

6 11249

What is table mutation and how do you avoid it?

2417

What is Lock Based Protocol and what is its use?

Wipro,

2 12728

What is the difference between RMI and Socket?

2 16506

What is Remote Server?

TCS,

2146

What is the difference between Process and Threads?

19 58663

What is the difference between RMI and Corba?

Infotech,

2676

What are preemptive scheduling and time slicing and what is the difference between them?

1 9720

Difference between sleep and suspend?

3 11642

Difference between DurableSubscription and non- DurableSubscription?

2136

Explain the stub's and skeleton's functionality?

7 11866

What is the main functionality of RRL(Remote Reference Layer)?

3 17345

To identify IDL language what mapping mechanism is used?

3889

Name the method to find, if a thread is active or not?

2 7388

Explain the purposes of methods wait(), notify(), notifyAll ()?

2 5348

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Un-Answered Questions { Advanced Java }

what are the advantages of JTA over JTS?

2150

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!

1778

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

1007

What is the difference between system.out ,system.err and system.in?

1051

Can you give me a simple example of using the requiredif validator rule?

1067

What are the sequence of steps to write pub or sub model kind of application?

2451

Difference between DurableSubscription and non- DurableSubscription?

2136

What is in-memory replication?

1011

What is the RMI and Socket?

1012

How to deploy Jar, War files in J2EE?

2622

How messaging services are done, before release of JMS?

2075

Describe, in general, how java's garbage collector works?

985

What are externizable interface?

1007

How many times may an objects finalize() method be invoked by the garbage collector?

1045

wahts is mean by dynavalidatorform in struts/

1997

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