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

Java J2EE (14736)
J2ME (151)
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Java Related Interview Questions

Questions Answers Views Company eMail

Why we use static and synchronized in method for single thread model example: public static synchronized add(){}

2 6320

what is the main use of the RequestDispatch object, how we this in realtime project

3 8293

what is main difference b/w abstract class and interface

4 8234

explain why we say stateless beans does not maintain conversation state besides statefull maintains conversation state. give some examples...

HCL,

2 5315

if arraylist size is increased from initial size what is the size of arraylist...suppose initial is 100 , if i add 101 element what is the size...

10 33287

Hi........I need to create a dropdown box using java.....this box should show the values that should be taken from the database...... Thank you....

1 4501

what is the first indian president name

Infosys, Intelligroup,

20 27530

Hi, I have a midlet. In that I created object that extends Canvas.In that canvas I added one command,when I click that command the control is not coming to CommandAction() method of that canvas. Can u suggest me any solution for this?

4 7068

what is transient variable?

5 7325

Is it Mandatory to map each pojo class variable with table column in Hibernate? Is there any alternative to skip some of those? Thanks in advance...

Span Systems,

2 6038

hey how can i give words instead of url in orkut?? eg:"click here" instead of a url..when i clik that word it should direct to another page..please help me....

2304

what is the current version of JDBC? and explain its features?

3 8935

What is Visual Source Safe(source control Tool)?

1 4620

Is multiple try block is possible in single java Application......

3 7230

Is System.err.println(""Statement"); is execute the output on console . Example: System.err.println("Hello JAVA");

8 15724

Un-Answered Questions { Java Related }

What is a line separator in java?

998

Describe odbc?

989

What is spring boot framework?

424

Why can't we override private static methods?

987

How can I avoid asynchronous message deadlocks? : BEA Weblogic

974

What data type is true or false?

1062

Explain about the tag?

1121

what are the different types data power appliances?

1031

mention the no of characters required for creating names of the mq objects?

895

Why do we use jdbc in java?

1075

Why spring singleton is not thread safe?

1016

What do you mean by spring beans? What does bean scopes spring support? Explain each.

474

Some application not accessing, so what is the problem? This information which log file contains?

789

What is empty list in java?

1095

I want to collect email addresses of all registered users. Which table should I refer?

803

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