Scalar Reference is used in which scenarios? S1: Disambiguate a file name from file content S2: Disambiguate returned content from a returned error string

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Question:
Scalar Reference is used in which scenarios? S1: Disambiguate a file name from file content S2: Disambiguate returned content from a returned error string

1.S1 only

2.S2 only

3.Both S1 and S2

4.Neither S1 nor S2

Posted Date:-2022-01-20 08:16:46

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