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01/10/2022 5:02 pm
Huawei V3 series storage system hardware includes controller enclosures and disk enclosures.
Which of the following statements about controller enclosures is correct?
- A . When the external power supply fails, BBU modules provide backup power for all disks.
- B . When the external power supply fails, BBUs can supply power to enable data synchronization from the cache to disks in disk enclosures.
- C . If BBUs become faulty, the service system will be interrupted.
- D . When the power input is normal, BBUs are in the standby state.
Suggested Answer: B