SK0-005 · Question #659
A junior administrator needs to configure RAID storage to use with a database server. There are six hard disks of the same size. The database administrator would like the storage to meet the…
The correct answer is D. RAID 10. RAID 10 combines mirroring and striping, allowing the array to survive at least one disk failure while delivering excellent write performance due to striping. Rebuilds are fast because only the failed disk’s mirror needs to be rebuilt rather than recalculating parity across all…
Question
A junior administrator needs to configure RAID storage to use with a database server. There are six hard disks of the same size. The database administrator would like the storage to meet the following requirements:
- RAID should survive at least a single disk failure.
- RAID should provide maximum write performance.
- RAID should have the fastest rebuild time in case of disk failure.
Which of the following RAID versions should be selected?
Options
- ARAID 0
- BRAID 5
- CRAID 6
- DRAID 10
How the community answered
(64 responses)- A16% (10)
- B8% (5)
- C5% (3)
- D72% (46)
Explanation
RAID 10 combines mirroring and striping, allowing the array to survive at least one disk failure while delivering excellent write performance due to striping. Rebuilds are fast because only the failed disk’s mirror needs to be rebuilt rather than recalculating parity across all disks.
Topics
Community Discussion
No community discussion yet for this question.