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Figuer: -Assuming That We Do Not Use the Rule(s)that Avoid Null

Question 52

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Figuer: Figuer: -Assuming that we do not use the rule(s) that avoid null values in tables in converting the ERD diagram to a relational database: A) Cname appears as a foreign key in the table Author B) Cname may have null values in the table Author C) Both of the above D) None of the above
-Assuming that we do not use the rule(s) that avoid null values in tables in converting the ERD diagram to a relational database:


A) Cname appears as a foreign key in the table Author
B) Cname may have null values in the table Author
C) Both of the above
D) None of the above

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