Why are the objects immutable in java?
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Answer / Viresh Kumar
"Immutable objects offer several advantages such as thread safety, predictability, and security. By making an object immutable, you ensure that its state will not be modified after it's created, thus eliminating the possibility of inconsistent or unpredictable behavior."
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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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