Oracle
1Z0-082 · Question #86
Which two are true about instance recovery for a database that is open in read write mode? (Choose two.)
The correct answer is D. It is always performed when opening a database. E. It always occurs during instance startup performed immediately after a SHUTDOWN ABORT. See the full explanation below for the reasoning.
Perform Backup and Recovery
Question
Which two are true about instance recovery for a database that is open in read write mode? (Choose two.)
Options
- AIt is guaranteed to complete within fast_start_mttr_target number of seconds.
- BNo users can log on until instance recovery has completed.
- COnly the CURRENT REDO log group is required to perform instance recovery.
- DIt is always performed when opening a database.
- EIt always occurs during instance startup performed immediately after a SHUTDOWN ABORT.
- FThe database opens after the roll forward phase of instance recovery has completed.
How the community answered
(49 responses)- A2% (1)
- B2% (1)
- C6% (3)
- D76% (37)
- F14% (7)
Topics
#instance recovery#SHUTDOWN ABORT#roll forward#database startup
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