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

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Java Related Interview Questions

Questions Answers Views Company eMail

Which memory space does thread stack get allocated from?

914

If a java process keeps going down due to an out of memory error, what all java options would you start with that would tell you what was in memory at the time of the out of memory error?

1070

What is meant by domain?

1166

What all jvm analysis/profiling tools you are familiar with please write the names?

923

What are the different weblogic installation types?

1 7716

What is meant by gc, prallel gc, full gc and explain it?

1009

What signal tells the jvm to give a thread dump? Does those signal work if you specify -xrs? Why?

912

What is meant by jndi and why its needed??

991

Differences between an application server and a web-server? What is the conman architecture which is used forhigh availability and load balancing describe in few lines.

975

What is meant by prallel gc and explain it?

1016

Explain the performance tuning in jms?

996

What is meant by node manager?

1054

What is the default thread stack size in windows?

1020

What is ticketing tool used in your project?

1100

Whenever we see a very slow response from server-side, then what all thing we need to look into?

993

Un-Answered Questions { Java Related }

What do you understand by aspect oriented programming?

431

Explain OOPs concept.

1104

Why Set interface contains unique elements, what internally implemented for this so that it contains unique elements?

8134

How is java created?

953

What is a transactional view?

421

Which design pattern is used in spring aop?

492

What should sessionfactory be placed so that it can be easily accessed?

345

Why are my checkboxes not being set from on to off?

1152

What are the steps to send and receive JMS message ?

1391

What is flush buffer?

1068

What is the difference between quicksort & mergesort? When should they be used? What is their running time?

1100

What are the benefits of operations?

966

What is jdbc and its advantages?

1076

Do you know what are the steps involved in setting up classpath in web logic server?

1085

How do you reverse a list?

1023

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