CompTIA
SG0-001 · Question #551
SG0-001 Question #551: Real Exam Question with Answer & Explanation
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Question
A dual-controller, active/active storage array is servicing I/O for 10 mission-critical systems. Controller A loses power and fails and all traffic is immediately routed to controller B and all pending writes from controller A have been committed to disk without issue. Which of the following features describes this functionality?
Options
- ABattery backed cache
- BData Mirroring
- CCache Mirroring
- DDisk Mirroring
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