1. |
In order to perform complete recovery up to the time of failure, you must have which of the following?
Please select all the correct answers.
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A. |
A valid backup containing the lost or damaged datafiles just before you set your database in NOARCHIVELOG mode
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B. |
All the valid backup copies of your control files and parameter files |
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C.
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A valid backup containing the lost or damaged datafiles after the database was set in ARCHIVELOG mode
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D. |
All the archive logs from the last backup until the time of the instance failure |