Question:medium
Given the relational schema R = (U, V, W, X, Y, Z) and the set of functional dependencies :
{U → V,U → W, WX → Y,WX → Z,V → X}
Which of the following functional dependencies can be derived from the above set ?
Given the relational schema R = (U, V, W, X, Y, Z) and the set of functional dependencies :
{U → V,U → W, WX → Y,WX → Z,V → X}
Which of the following functional dependencies can be derived from the above set ?
{U → V,U → W, WX → Y,WX → Z,V → X}
Which of the following functional dependencies can be derived from the above set ?
Updated On: Feb 3, 2026
- VW → YZ
- WX → YZ
- VW → U
- VW → Y
Show Solution
The Correct Option is A, B, D
Solution and Explanation
The valid choices are (A) VW → YZ, (B) WX → YZ, and (D) VW → Y.
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