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

Core Java Interview Questions

Questions Answers Views Company eMail

Where are global variables stored?

954

What are the advantages of functions?

919

What is lifetime variable?

956

Why is a constant variable important?

950

What are internal variables?

990

How many return statement are allowed in a function?

934

What do you mean by scope of variable?

889

How variables are declared?

968

What is independent and dependent variables in research?

862

What is an example of a constant variable?

1079

Where are local variables stored?

963

Can extern variables be initialized?

949

What is a variable analysis?

1085

What variables are stored in stack?

962

Why are parameters used in functions?

1013

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Un-Answered Questions { Core Java }

Difference between method overloading and overriding.

1079

What is extension method in java?

1038

Can private members of a base class are inheritable justify?

927

Tell us something about an iterator.

957

How to obtain a performance profile of java program

1030

What is getclass () getname () in java?

1142

What the difference is between execute, execute Query, execute Update?

831

Does java initialize arrays to zero?

1030

What do you mean by inner class in java?

1080

What is the difference between the file and randomaccessfile classes?

1093

What are java packages?

1029

How to use string tokenizer class.

1199

What is qms certification?

953

what is synchronization? : Java thread

1019

How many bits are used to represent unicode, ascii, utf-16, and utf-8 characters in java programming?

1004

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