Database-Management-System
August 29, 2024Database-Management-System
August 29, 2024Database-Management-System
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Question 297
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Consider a schema R(A, B, C, D, E) with functional dependencies A → B, B→ C, BC → A , A→D , E→A, D→E. Which of the following is not a key?
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A
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E
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B,C
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D
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None of the above
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Question 297 Explanation:
Correct Answer: E
Question 297 Explanation: