Can we extend singleton class in java?

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What is ++ a in java?

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What is difference between add() and addelement() in vector?

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Class c implements interface I containing method m1 and m2 declarations. Class c has provided implementation for method m2. Can I create an object of class c?

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What is the static method?

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what are literals in java?

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Is final static java?

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Can we make a constructor final?

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What is cloneable interface?

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where u use Abstraction and Interface in real time

3 Answers   Sonata,

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can we declare private class in java file?

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In how many ways we can do synchronization in java?

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