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

Can I enable requests to a jdbc connection pool for a database connection to wait until a connection is available? : BEA Weblogic

964

I configured the messaging bridge to use the exactly-once quality of service for two-phase transactions. So why am I getting a quality of service is unreachable error? : BEA Weblogic

1014

Must ejbs be homogeneously deployed across a cluster? Why? : BEA Weblogic

1034

How can an application do a jms operation and have it succeed, independent of the result of the transaction? : BEA Weblogic

1049

How do I configure jms security? : BEA Weblogic

1031

Why does executing the preparedstatement class cause a trunc fails: ora-00932: inconsistent datatypes error? : BEA Weblogic

1035

Why ca not I boot weblogic server when using the ldap security realm? : BEA Weblogic

992

How do I look up an ora sqlexception? : BEA Weblogic

889

Why do I get an error while trying to retrieve the text for ora-12705? : BEA Weblogic

1113

How do I use persistence? : BEA Weblogic

1079

Why am I getting an ora-01000: maximum open cursors exceeded error, even though I closed all resultset, statement, and connection objects? : BEA Weblogic

1038

What happens when a failure occurs and the stub cannot connect to a weblogic server instance? : BEA Weblogic

1133

What is error ora-6502? : BEA Weblogic

974

Which of the attributes in the monitoring tab for a jdbc connection pool in the administrative console tell us how many clients are currently waiting for a connection? : BEA Weblogic

928

Are there c/c++ interfaces to wls jms? : BEA Weblogic

1106

Un-Answered Questions { Java Related }

What is benefit of using preparedstatement in java?

934

Can we print null in java?

1067

How do I find whether a parameter exists in the request object?

925

Define immutable object?

1073

Explain the working of service() method of a servlet.

979

Why is model-view-controller architecture used in swing?

988

what is channel in ibm websphere mq?

877

What are the different types of advice?

446

What if I write static public void instead of public static void in java?

1103

What is spring architecture?

402

What is the advantage of ioc in spring?

431

Give an example where struts tiles may be used?

1022

What is exe file in java?

989

What are untrusted applets?

1161

How do you decide when to use arraylist and linkedlist?

1001

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