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2019-04-07 08:48:03 0
  1. Before a block of data in main memory can be output to the database, all log records pertaining to data in that block must have been output to stable storage. This is

  1. Read-write logging
  2. Read-ahead logging
  3. Write-ahead logging
  4. None of the mentioned

Correct Answer:
C. Write-ahead logging

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