The FusionStorage software architecture can be divided into service systems and management systems. The ( ) layer of the service system is used for applications to access the standard access interface of the storage system, and supports the SCSI/iSCSI standard access interface protocol.

Which of the following descriptions about the InfoStamper features of the OceanStor 9000 storage system is incorrect? (Multiple Choice)

When engineer A implements storage delivery, LUN cannot be scanned on the Linux service host side. Which of the following descriptions is wrong?

A company has a set of business systems that it plans to deploy to Huawei's public cloud.
Engineer A suggested that two cloud hosts can be deployed in the same area to deploy HA clusters and share EVS cloud hard disks. When one cloud host fails, it can automatically switch to another cloud host to ensure business reliability.

The data of a company is archived data and online business data. If the SSD is used, the cost is high, and the NL-SAS hard disk cannot meet the performance requirements. Which of the following technologies cannot meet the needs of users? (Multiple Choice)