Oracle
1Z0-497 · Question #72
Which three statements are true regarding database recovery operations? (Choose three.)
The correct answer is B. Database recovery is not required after an instance recovery. E. Complete recovery involves both rolling forward and rolling backward operations F. Incomplete recovery can apply changes from both online and archived redo logs. See the full explanation below for the reasoning.
Question
Which three statements are true regarding database recovery operations? (Choose three.)
Options
- AComplete recovery involves only rolling forward operations
- BDatabase recovery is not required after an instance recovery.
- CIncomplete recovery applies changes only from archived redo logs.
- DComplete database recovery must be performed after an instance recovery.
- EComplete recovery involves both rolling forward and rolling backward operations
- FIncomplete recovery can apply changes from both online and archived redo logs.
How the community answered
(34 responses)- A15% (5)
- B74% (25)
- C3% (1)
- D9% (3)
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