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The set of attributes $X$ will be fully functionally dependent on the set of attributes $Y$ if the following conditions are satisfied.

  1. $X$ is functionally dependent on $Y$
  2. $X$ is not functionally dependent on any subset of $Y$
  3. Both (a) and (b)
  4. None of these
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the set of attributes X will be fufunctionally dependent on the set of attributes Y if the following conditions are satisfied: 

  • X is functionally dependent on Y and
  • X is not functionally dependent on any subset of Y.
  • so that answer is C both a and b are correct
Answer:

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