Which of the following descriptions about disaster recovery backup are correct? ( many)

• A.The disaster recovery system only protects the recoverable version data at different time points
• B.The backup system not only protects data, but also ensures business continuity
• C.Disaster recovery is mainly aimed at major natural disasters such as fires and earthquakes. Therefore, there must be a connection between the production site and the disaster recovery site.
  A certain safety distance must be maintained
• D.Backup is mainly aimed at factors such as human misoperation, virus infection, logic errors, etc.
  Data recovery, data backup is generally carried out in the same data center

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In the FusionCompute system, which of the following is not a storage device?

• A.A LUN on OceanStor
• B.Storage pools on FusionStorage
• C.Local hard drive
• D.NAS

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In the ManageOne operation and maintenance plane, when the administrator performs routine maintenance or handles user requests, the Tenant resource page, query resources according to requirements. After querying the required resources, click the required query The resource name of , which of the following can be seen on the resource details page? ( many)

• A.Topology
• B.Basic information about the resource
• C.alarm
• D.Components

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Which of the following is not information stored in a domain controller?

• A.Workstation Partition Information
• B.User Authentication Information
• C.Security Policy Information
• D.Account Information

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When the desktop virtual machine cannot be connected, vDek can be used to check and repair the repairable options automatically,

• A.FALSE
• B.TRUE

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