Suppose the Unary ! Operator Is an Overloaded Member Function

question 25

Multiple Choice

Suppose the unary ! operator is an overloaded member function of class String. For a String object s, which function call is generated by the compiler when it finds the expression !s?

• A) s.operator!()
• B) s.operator!(default_value1, default_value2,…)
• C) operator!(s)
• D) A compiler error results because no arguments are given.

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