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| Ans. Optional is to be used for arguments / atrributes which are indeed optional i.e the request should continue even if they aren't provided. It should not be used for mandatory attributes or arguments as we would like application to shout out ( with error message / exception trace ) to signify a problem. | ||||
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 Discuss Correct / Improve  optional nullpointerexception java8 java 8  Asked in 1 Companies | ||||
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