In a schema with attributes A, B, C, D and F the following set of functional dependencies is given A => B, A=>C, CD=> E, B=>D, E=>A. Which of the…

In a schema with attributes A, B, C, D and F the following set of functional dependencies is given A => B, A=>C, CD=> E, B=>D, E=>A. Which of the following functional dependencies is not implied by the above set?

  1. a) CD=>AC
  2. b) BD=>CD
  3. c) BC=>CD
  4. d) AC=>BC

From the Sonali & Janata Bank Assistant Database Administrator September 2021 – Preliminary (AUST) exam, question 11 of 93.

More from this paper