In the era of single-choice big data, traditional technology upgrades can no longer meet the needs of big data processing. Which of the following is not big data era) The direction of technology development?

Single choice Huawei Oceanstor 9000 adopts decentralized technology, the Wushan distributed file system has no performance The bottleneck, as the number of nodes increases, storage capacity and computing power increase linearly, and ultimately provide users with linearly increasing bandwidth and concurrency

Single choice Huawei Oceanstor 9000 FRU replacement tool does not support the replacement of which of the following modules or devices?

(multiple choice) OceanStor 9000 adopts Erasure code technology to protect data. If a site has 6 nodes, And the customer wants to ensure that the data can be recovered even if three disks are broken in one strip, the redundancy protection levels that can be adopted are:

Which of the following are the advantages or capabilities of Huawei FusionInsight? (Multiple choice)