Which of the descriptions are correct about Huawei data center unified management ManageOne OC operation and maintenance center? (Multiple choice)

• A.ManageOne OC usually needs to deploy local cloud resource management system and physical equipment operation and maintenance system eSight in each data center. It is responsible for local operation and maintenance, configuration and monitoring of data collection.
• B.In the central node to deploy Domain-level unified operation and maintenance management system OperationCenter, the data center of the cloud resource monitoring information and non- cloud resource monitoring information through the Sight docking together to carry out unified operation and maintenance management.
• C.The deployment of ManageOne OC relies on the deployment of MangeOne SC and must be planned and deployed in a complete package.
• D.ManageOne OC in the absence of eSight for docking, does not affect its value in practical work.

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Using Huawei BCManager eBackup for data backup and LAN-Base networking mode, what does the backup agent do when the user backs up a virtual machine?

• A.Deliver backup tasks to production storage
• B.Deliver backup tasks to VRM or vCenter
• C.Receive a snapshot of the virtual machine from the CNA host
• D.Receive backup data from production storage

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What are the principles of Huawei FusionSphere business migration? (Multiple choice)

• A.the ordinary business first, then the core business
• B.easy first, difficult later
• C.the big one first then the small one
• D.operate it on Weekends or holidays

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Which of the following network plane divisions and use does the FusionSphere cloud datacenter scenario involve? (Multiple choice)

• A.External_API
• B.Internal_Base
• C.External_OM
• D.Tunnel_Bearing

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To replace a host operation in FusionSphere OpenStack, which role on the new host needs to be deleted?

• A.dhcp
• B.fc-nova-compute
• C.compute
• D.hostos

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