Which of these anomalies is also known as WW (Write–Write) conflict?
2022
Which of these anomalies is also known as WW (Write–Write) conflict?
- A.
Dirty Read
- B.
Unrepeatable Read
- C.
Lost Update
- D.
Write Update
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Correct answer: C
WW conflict = two transactions write the same item → one overwrites another → Lost Update anomaly.
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