A customer address is stored in two different tables by mistake. That problem is data:
AReluctance
BReference
CRefinement
DRedundancy
Answer & Solution
Correct answer: D. Redundancy
1. The same fact is held twice.
2. The copies can drift apart.
3. That problem is data redundancy.
_Source: OpenStax Introduction to Computer Science, Chapter 8, Data Management._
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