Question

In testing you find that one of the tables in your database has multiple versions of one of the columns, and updating the information requires the user to go to several different places to make sure the update completes. What process should you use to fix this kind of issue?
A. insertion
B. Compiling
C. Denormalization
D. Normalization

Answer 1

Answer:

C. i think

Explanation:

C. is my answer........