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GATE | GATE-CS-2006 | Question 70

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The following functional dependencies are given:
AB \rightarrow  CD, AF \rightarrow  D, DE \rightarrow  F, C \rightarrow G , F \rightarrow  E, G \rightarrow  A
Which one of the following options is false? (A) CF+ = {ACDEFG} (B) BG+ = {ABCDG} (C) AF+ = {ACDEFG} (D) AB+ = {ABCDG}

Answer: (C)

Explanation: See question 4 of https://www.geeksforgeeks.org/database-management-systems-set-9/

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Last Updated : 25 Nov, 2020
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