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Oracle认证考试

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Because of a power outage, instance failure has occurred. From what point in the redo log does recovery begin and where does it end?()

  • A、current redo log and inactive redo log
  • B、checkpoint position to end of redo log
  • C、beginning of redo log to end of redo log
  • D、all redo logs before the point of last commit
  • E、beginning of redo log to checkpoint position
正确答案:B
答案解析:
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