An enterprise uses Huawei hybrid flash memory equipment as a storage system, in which the controller adopts the 1+3 redundancy mode, and the failure of the controller will not affect the performance.

Regarding the protocol used by the mirror channel between controllers of Huawei Oceanstor hybrid flash storage, which of the following statement is correct?

A company purchased two sets of Huawei all-flash storage devices, and configured their active-active quorum policy as quorum server mode. When the quorum server fails, which of the following options are incorrect? (Multiple Choice)

A customer has a set of Huawei 0oceanStor hybrid flash storage. After the engineer collects the log information, the engineer finds the following print at the time of power-on failure: "0& 1 or 2&3 disk--->not exist", it can be judged that the system failed to start up, the reason is that the coffer disk is not inserted.

Which of the following application scenarios does the Huawei OceanStor hybrid flash storage deduplication feature apply to?