Neco 2019 Computer Studies Question 16
Practice objective / multiple choice question 16 from the 2019 Neco Computer Studies examination.
Consider a relation R(A,B,C,D) with functional dependencies: \( A \rightarrow B \), \( B \rightarrow C \), and \( AC \rightarrow D \). (a) List all candidate keys of R. (b) State the highest normal form that R satisfies. (c) If R is not in Boyce‑Codd Normal Form, decompose it into BCNF relations and give the number of resulting relations.
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About This Question
This is Neco 2019 Computer Studies Question 16. It is one of the objective questions from the 2019 Neco Computer Studies examination.
Difficulty level: Hard .
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