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      Question

      In the context of database transactions, which isolation

      level allows "non-repeatable reads" but prevents "dirty reads"?
      A Read Uncommitted Correct Answer Incorrect Answer
      B Read Committed Correct Answer Incorrect Answer
      C Repeatable Read Correct Answer Incorrect Answer
      D Serializable Correct Answer Incorrect Answer
      E Snapshot Isolation Correct Answer Incorrect Answer

      Solution

      Answer: B) Read Committed

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