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Which among the following is true?(a) This pointer can be used to guard against any kind of reference(b) This pointer can be used to guard against self-reference(c) This pointer can be used to guard from other pointers(d) This pointer can be used to guard from parameter referencingThe question was asked by my college director while I was bunking the class.The origin of the question is This Pointer in chapter Assigning Object, Pointer to Objects, Passing and Returning Object of Object Oriented Programming |
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Answer» RIGHT answer is (b) This pointer can be used to GUARD against self-reference For explanation: The this pointer can be used to guard itself whenever self-reference is used. This ALLOWS accidental ADDRESS ACCESS. And accidental modification of data. |
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