Which RAID scheme should the customer consider?

Posted by: Pdfprep Category: C1000-021 Tags: , ,

A customer is looking to protect an IBM Storwize V7000 based on NL-SAS drives against dual drive failure but wants the most efficient use of the capacity of the device.

Which RAID scheme should the customer consider?
A . DRAID 5
B . DRAID 6
C . RAID 6
D . RAID 5

Answer: C

Explanation:

• RAID 6 (striping, can survive two drive faults) http://www-03.ibm.com/support/techdocs/atsmastr.nsf/5cb5ed706d254a8186256c71006d2e0a/4b23aed5c2e2324186257b3a0079969d/$FILE/IBM%20Storwize%20family%20with%20SAS%20workloads%20on%20IBM%20Power.pdf

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