Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) DBMS Integrity Constraints and Normal Form Normal Form
Which of the following statements best describes the main reasons for normalizing relational database?
I. To achieve physical data independence.
II. To remove data anomalies (insertion, update, deletion, anomalies).
III. To save space on Disk.
1
(I) and (II) only
2
(II) and (III) only
3
(I) and (III) only
4
(I) (II) and (III)