Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) DBMS Integrity Constraints and Normal Form Normal Form
Given a relation scheme R(x, y, z, w) with functional dependencies set F = {x → y, z → w}. All attributes take single and atomic values only.
A. Relation R is in First Normal FORM
B. Relation R is in Second Normal FORM
C. Primary key of R is xz
Choose the correct answer from the options given below :
1
C only
2
B and C only
3
A and C only
4
B only