GATE 2010
November 20, 2023Logical-Reasoning
November 21, 2023Functional-Dependency
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Question 5
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Suppose the following functional dependencies hold on a relation U with attributes P, Q, R, S, and T:
P⟶ QR
RS⟶ T
Which of the following functional dependencies can be inferred from the above functional dependencies?
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PS ⟶ Q
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PS ⟶ T
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R ⟶ T
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P ⟶ R
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Question 5 Explanation:
Correct Answer: D
Question 5 Explanation: