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

Core Java Interview Questions

Questions Answers Views Company eMail

What is anti pattern in java?

985

Can inner class be public in java?

1032

What is a private class in java?

1069

Which class cannot be a subclass in java?

1036

What is public/private protected in java?

1057

What are the two categories of data types in the java programming language?

1008

Does java isempty check for null?

1009

What is percentage in java?

1020

What loop means?

969

What is a boolean expression in java?

1046

How do you break a loop?

997

How many bytes is a char in java?

1032

What is the maximum size of a string in java?

1120

Is 0 true or false in java?

997

Is char a data type in java?

987

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Un-Answered Questions { Core Java }

what is mutual exclusion? How can you take care of mutual exclusion using java threads? : Java thread

1130

What is the synonym of framework?

1015

What is array length?

985

Is null or empty java?

996

What is a loop java?

1072

What are meta-annotations?

1003

Can we use string in the switch case?

1054

What are the types of strings?

1050

What is the basic concept of java?

1032

What is OOP's Terms with explanation?

1206

How many bytes are a float?

1000

Does list allow duplicates in java?

947

How do you override a variable in java?

1170

What are local variables?

1061

What is integer valueof?

1128

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