What is thread safe singleton?


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More Core Java Interview Questions

Can an abstract class be final?

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If an object reference is set to null, will the garbage collector immediately free the memory held by that object?

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How does finally block differ from finalize() method?

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What is busy spin, and why should you use it?

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What is the function of http?

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What is the % operator?

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What are the advantages of compiled language?

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write a program to create an arraylist and listeterator.and value should be enter through keyboard.

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What is constant in programming?

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What are the 8 data types in java?

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what is private constructor?what are the uses of writing private constructor in our program?

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Can we force garbage collector to run ?

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