What is data redundancy in a database?
Options
- A. Repeated storage of the same data in multiple places
- B. Complete removal of database records
- C. Encryption of database information
- D. More than one of the above
- E. None of the above
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Quiz Practice:
Correct Answer (Detailed Explanation is Below)
A. Repeated storage of the same data in multiple places
Detailed Explanation
- Data redundancy refers to unnecessary duplication of data.
- It can increase storage requirements and cause data inconsistency.
- Normalization helps reduce unnecessary data redundancy.