Which DBMS feature allows multiple users to access the database at the same time?
Options
- A. Concurrency control
- B. Data abstraction
- C. Data independence
- 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. Concurrency control
Detailed Explanation
- Concurrency control: Manages simultaneous database operations by multiple users.
- It helps maintain data consistency when transactions execute concurrently.
- Locking and timestamp ordering are common concurrency-control techniques.