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

Advanced Java Interview Questions

Questions Answers Views Company eMail

What is threadfactory?

1100

How substring() method of string class create memory leaks?

1046

Do you think that java should have had pointers?

1058

Why is string immutable in java?

1099

Can constructors be synchronized in java?

1125

What is a class loader? What are the different class loaders used by jvm?

1105

What are various types of class loaders used by jvm?

1000

Is jvm a overhead?

1102

What is the difference between long.class and long.type?

1111

What is the difference between system.out ,system.err and system.in?

1105

What is a class loader?

5 1905

Explain the different types of memory used by jvm?

1146

Which are the different segments of memory?

1083

Difference between new operator and class.forname().newinstance()?

1135

What is metaspace?

1028

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Un-Answered Questions { Advanced Java }

what is meant by JRMP?

2353

Explain about RMI Architecture?

1078

What do you know about seam?

1056

Why use a datasource when you can directly specify a connection details?

1033

Difference between new operator and class.forname().newinstance()?

1135

How to pass parameters in RMI?

2264

Why won’t the jvm terminate when I close all the application windows?

1247

Are enterprise beans allowed to use thread.sleep()?

1152

What are JTA/JTS and how they used by client?

2222

What method is invoked to cause an object to begin executing as a separate thread?

1039

what are getters and setters in Java with examples?

1781

What is the purpose of the wait(), notify(), and notifyall() methods?

1031

What is a tasks priority and how is it used in scheduling?

1060

Can I use multiple html form elements with the same name?

1058

Are we allowed to change the transaction isolation property in middle of a transaction?

1030

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