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

Why is my jms work not part of a user transaction (i.e., Called within a transaction but not rolled back appropriately)? How do I track down transaction problems?

1 904

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

1 841

Are foreign destinations handled within foreign jms messages?

1 970

How do I handle request/response using jms?

1 891

Can you use a foreign jms provider to drive an mdb transactionally?

1 911

Which are the benefits of mdb (message driven beans) over standard jms consumers?

1 859

Why did my jdbc code throw a rollback sqlexception?

1 972

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

1 976

How does a file store compare with a jdbc store?

1 1290

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?

1 981

Which of the recommended practices to be performed in the ejbpassivate() method of a stateful session bean?

1 1160

An instance of stateful session ejb when accessed simultaneously from more than one clients on same vm results in remoteexception or ejbexception. In case the client is a servlet thread, which of the techniques can be used to avoid remoteexception/ejbexception?

1 1043

A client wants to preserve the reference to the ejbhome object of an enterprise bean instance and use it later. Which of the following can be serialized for this purpose?

1 1055

How do I use a less than or greater than on a message selector in ejb-jar.xml?

1 1030

Match the ejb functions given below with the functionality equivalent in sql?

1 1030

Un-Answered Questions { Java Related }

How to sort array in descending order in java?

974

explain different ways of using thread? : Java thread

1068

Write a program to find the whether a number is an Armstrong number or not?

1085

What do you know about validation plugin ?

1009

Can we extract main method from another class?

1017

Explain public static void main(string args[]) in java.

1053

Write a java program to find the route that connects between Red and Green Cells. General Rules for traversal 1. You can traverse from one cell to another vertically, horizontally or diagonally. 2. You cannot traverse through Black cells. 3. There should be only one Red and Green cell and at least one of each should be present. Otherwise the array is invalid. 4. You cannot revisit a cell that you have already traversed. 5. The maze need not be in the same as given in the above example

2649

Is minecraft 1.15 out?

1023

What is the first argument of the string array in main method?

1016

What is the resourcebundle class?

994

What is the difference between equals() and == in java?

1021

Realized?

2239

What is the locale class?

1009

What is latest hibernate version?

465

Differentiate between static and non-static methods in java.

1106

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