The relation (Roll_number, Name, Date_of_birth, Age) is
A. In second normal form but not in third normal form
B. In third normal form but not in BCNF
C. In BCNF
D. None of the mentioned
Answer:A
The relation (Roll_number, Name, Date_of_birth, Age) is
A. In second normal form but not in third normal form B. In third normal form but not in BCNF C. In BCNF D. None of the mentioned
Explanation:For the given relation only some of the above FDs are applicable. The applicable FDs are given below: