LPI
201-450 · Question #126
What is the usable disk space of a RAID 5 array of five 18GB drives with one drive dedicated as a spare?
The correct answer is C. 54GB. See the full explanation below for the reasoning.
205 Advanced Storage Device Administration
Question
What is the usable disk space of a RAID 5 array of five 18GB drives with one drive dedicated as a spare?
Options
- A18GB
- B36GB
- C54GB
- D72GB
- E90GB
How the community answered
(43 responses)- A14% (6)
- B7% (3)
- C74% (32)
- D2% (1)
- E2% (1)
Topics
#RAID5#usable space#hot spare#disk capacity calculation
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