Oracle
1Z0-063 · Question #167
A complete database backup to media is taken for your database every day. Which three actions would you take to improve backup performance?
The correct answer is B. Set the dbwr_io_slaves parameter to a nonzero value if synchronous I/O is in use. C. Configure large pool if not already done. D. Remove the rate parameter, if specified, in the allocate channel command. See the full explanation below for the reasoning.
Question
A complete database backup to media is taken for your database every day. Which three actions would you take to improve backup performance?
Options
- ASet the backup_tape_io_slaves parameter to true.
- BSet the dbwr_io_slaves parameter to a nonzero value if synchronous I/O is in use.
- CConfigure large pool if not already done.
- DRemove the rate parameter, if specified, in the allocate channel command.
- EAlways use RMAN compression for tape backups rather than the compression provided by media
- FAlways use synchronous I/O for the database.
How the community answered
(22 responses)- A9% (2)
- B77% (17)
- E5% (1)
- F9% (2)
Community Discussion
No community discussion yet for this question.