Question
(25%) List the candidate keys and the highest normal forms for the following(2)relations. [a] R(A,B,C,D) {C->AD} [b] R(A,B,C,D) {C->A, A->BD} [c] R(A,B,C,D) {C->A, A->C, AC->B, B->D, D->B} [d] R(A,B,C,D) {С->А, А->, АС->BD} [e] R(A,B,C,D) {C->B, BD->AC}
Question image 1Question image 2Question image 3Question image 4Question image 5Question image 6

This question hasn’t solved by tutor

Solution unavailable? No problem! Generate answers instantly with our AI tool, or receive a tailored solution from our expert tutors.