Question: 1. Given relation R(A, B, C, D, E, F), give (i) the key of R and ) the normal form of R if the FDs

1. Given relation R(A, B, C, D, E, F), give (i)

1. Given relation R(A, B, C, D, E, F), give (i) the key of R and ) the normal form of R if the FDs holding are (a) AB ->CD, CE, D-F. (b) ABCD, DEF. (c) A? BC, D ? EF

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