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Q) What is an “unchecked exception”?




A)
->For which kind of exception, java compiler doesn’t treat non-handling of exception as syntactical error, such exception is known as unchecked exception.
I.e. java compiler doesn’t force exception handling for unchecked exceptions.
->Exception handling is optional for some exceptions that exceptions are called unchecked exceptions. They are observed by compiler.
->unchecked exception is such as exception which either can’t be handled or need not be (should not be) handles.

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