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Which of the following is not a property of transactions?

  • A.Atomicity
  • B.Concurrency
  • C.Isolation
  • D.Durability

Answer: B

Correct answer: Concurrency

The properties of a transaction are the ACID four: Atomicity, Consistency, Isolation and Durability. Concurrency is something the DBMS manages between transactions, not a property of one.

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