Which choices are correct? Incorrect Question 2 tuple # 1 2 3 4 5 6 C c4

Which choices are correct?

Transcribed Image Text:

Incorrect Question 2 tuple # 1 2 3 4 5 6 C c4 c6 c3 c5 c8 c8 Does the following functional dependency hold? If it doesn't hold, then SELECT ALL f the combinations of tuple identifiers that contradict the existence of the dependency. (Hint: There will be at most three (3) pairs of contradicting tuples.] Otherwise, the dependency may hold, and you must select the option at the bottom of the list that indicates that there are no contradicting tuples. // The functional dependency in question: AB --> C Tuples #1 & #2 Tuples #1 & #3 Tuples #1 & #4 Tuples #1 & #5 Tuples #1 & #6 Tuples #2 & #3 Tuples #2 & #4 Tuples #2 & #5 Tuples #2 & #6 Tuples #3 & #4 Tuples #3 & #5 Tuples #3 & #6 Tuples #4 & #5 Tuples #4 & #6 Tuples #5 & #6 A a3 a3 a3 a2 a4 al B b5 b2 b5 b6 b3 b1 There are NO contradicting tuples. 0/5 pts IN Incorrect Question 2 tuple # 1 2 3 4 5 6 C c4 c6 c3 c5 c8 c8 Does the following functional dependency hold? If it doesn't hold, then SELECT ALL f the combinations of tuple identifiers that contradict the existence of the dependency. (Hint: There will be at most three (3) pairs of contradicting tuples.] Otherwise, the dependency may hold, and you must select the option at the bottom of the list that indicates that there are no contradicting tuples. // The functional dependency in question: AB --> C Tuples #1 & #2 Tuples #1 & #3 Tuples #1 & #4 Tuples #1 & #5 Tuples #1 & #6 Tuples #2 & #3 Tuples #2 & #4 Tuples #2 & #5 Tuples #2 & #6 Tuples #3 & #4 Tuples #3 & #5 Tuples #3 & #6 Tuples #4 & #5 Tuples #4 & #6 Tuples #5 & #6 A a3 a3 a3 a2 a4 al B b5 b2 b5 b6 b3 b1 There are NO contradicting tuples. 0/5 pts IN