Question: When a student has not chosen a major at a university, the university often enters a value of Undecided for the major field. Is Undecided

When a student has not chosen a major at a university, the university often enters a value of “Undecided” for the major field. Is “Undecided” a way to represent the null value?

Should it be used as a default value? Justify your answer carefully.

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