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

Core Java Interview Questions

Questions Answers Views Company eMail

Can we create object of inner class in java?

994

Is final static java?

1069

What is a final class in java?

1060

What is the class in java?

1057

Can we override protected method in java?

1107

What is protected in java?

1042

Which methods cannot be overridden in java?

1046

Can private class be extended java?

1087

What is lazy initialization in java?

1052

What is private public protected in java?

1071

What is static keyword in java?

1055

Can java inner class be static?

1069

Which data type is a class in java?

1048

What is package protected in java?

1024

Can a class be protected in java?

1010

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Un-Answered Questions { Core Java }

Explain about narrowing conversion in java?

1056

What is the return type of the main method?

1084

What are alternatives to java serialization?

1183

What is difference between iterator access and index access?

1108

Why is singleton class used?

1079

A person says that he compiled a java class successfully without even having a main method in it? Is it possible?

1107

What are operators and its types?

1108

What is an escape character in java?

1096

What is charat java?

1017

Why does java does not support multiple inheritance? Explain

1033

Which collections are thread safe in java?

952

Difference between method overloading and method overriding in java ?

1129

In java how do we copy objects?

1087

What are 4 pillers of object orinted programming?

1074

Where are register variables stored?

1046

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