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

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

can we take more than one null values for Unique constraints.

3i Infotech,

1 4231

what is the main differene between synchronize() method and Synchronize{}block?

3i Infotech,

1 4355

what are the disadvantages of indexes in oracle?

3i Infotech, Wells Fargo,

2650

How we get some middle records in one table?

3i Infotech,

2 6484

tell me some common

TCS,

2 4649

I Want build and release interview questions

3587

Which is the best way of exception handling?

Oracle,

2 7095

1) Scenario: I developed my application on local system and everything is perfect and tested. Now on UAT this application is deployed on clustered server environment. They are logical or physically clustered. But application is not working over there.  What is the issue with application?  What are the first things which come in your mind?

L&T,

1 6194

How to know weblogic version?

CTS,

5 13686

what is the difference between System.exit() and System.exit(1)?

eClinical Solutions, eClinical Works, eClinicalWorks,

1 7292

Can there be an abstract class with no abstract methods in it?

1 3918

can any one send me the example program of immutable class?

Arfin, TCS,

2 5414

There are 100 keys and values in HashMap.how to get the keys and values?

IBS,

1 6573

how to upgrade the weblogic server licence?

CTS, Wipro,

2936

how to change the Nodemanager password?

CTS,

3 11900

Un-Answered Questions { Java Related }

What is the default cache service of hibernate?

478

What are the steps to publish a controller command as a web service?

991

What is the role of java swing?

1028

What is mulicast and unicast in weblogic?

1069

How many types of array are there?

1060

You are getting a error in your appserver/webserver logs "connection refused", from the operating system perspective how will you troubleshoot this?

1076

If I only change the return type, does the method become overloaded?

999

How do I find ojdbc jar version?

985

How many packages are available in jdbc api?

1014

What is spring context module?

466

What are the changes in java.io in java 8 ?

1084

What is the use of stereotypes in spring?

483

What is binary search in java?

1051

Why do we need variables?

1040

What is a java predicate?

1026

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