Explanation: Fourth normal form is more restrictive than BCNF. 2. Which of the following is a tuple-generating dependencies ?
A. Functional dependency
B. Equality-generating dependencies
C. Multivalued dependencies
D. Non-functional dependency
Answer:A
Explanation: Fourth normal form is more restrictive than BCNF. 2. Which of the following is a tuple-generating dependencies ?
A. Functional dependency B. Equality-generating dependencies C. Multivalued dependencies D. Non-functional dependency
Explanation: Multivalued dependencies, do not rule out the existence of certain tuples. Instead, they require that other tuples of a certain form be present in the relation. 3. The main task carried out in the __________ is to remove repeating attributes to separate tables.