Marker interface means , interface which has no methods.Then what is the necessity of its usage.I read "it tells the compiler that it should be treated differently ". "It is used to store state of an object". But still am not clear.Please explain clearly.

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what is meaning of JIT?

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Which containers use a flowlayout as their default layout in java programming?

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How do you control extraneous variables?

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What is contractor means and methods?

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Can you sort a list in java?

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What are nested classes in java?

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What is a function argument in java?

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wht is mean by dirty read?

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how to use finalize()Method to resources

4 Answers   TCS,

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Is string is a data type in java?

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What is unicode in java?

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