Which database function is used to restore data after a database failure?

Options

  • A. Query parsing
  • B. Database recovery
  • C. Data sorting
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. Database recovery

Detailed Explanation

  • Database recovery: Restores the database to a consistent state after a failure.
  • Recovery may use transaction logs, checkpoints and backups.
  • It helps protect committed data from being lost.