When an engineer designs Huawei BCManager eBackup backup for a customer, he finds that the production storage uses FusionStorage in the requirements research. Which of the following networking methods is more suitable for the customer?

• A.LAN-Base
• B.Server-Less
• C.Server-Free
• D.LAN-Free

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In the FusionSphere private cloud solution, which of the following descriptions of the security groupis correct? (Multiple Choice)

• A.One NIC of the virtual machine can join multiple security groups
• B.Virtual machines using smart NICs are not allowed to join security groups
• C.Access to other security groups is denied by default in the security group inbound direction
• D.The security group function is implemented by the port group on the DVS.

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Which of the following description of the virtual machine hot migration of FusionCompute is correct?

• A.The source host and the target host's CPU are incompatible. After the IMC mode is enabled in the cluster, the virtual machine migration will fail.
• B.The virtual machine configured with iCache can be hot migrated.
• C.FusionCompute only supports virtual machine hot migration based on shared storage.
• D.Does not support full migration of virtual machines that have mounted "shared" type disks

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In Huawei BCManager eBackup, CBT is one of the ways to implement backup. The backup method used in the first backup is full backup. For different backup objects, the backup content is different. Which of the following descriptions is correct? (Multiple choice)

• A.When the backup object is host, all the data of the host is backed up.
• B.When the backup object is LUN, back up all the data in the storage pool to which the LUN belongs.
• C.When the backup object is a virtual machine disk, the first backup will back up all the data of the disk.
• D.When the backup object is a virtual machine, the first backup backs up all the data of all the disks of the virtual machine.

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Regarding the description of the FusionSphere private cloud, which of the following is wrong?

• A.Multiple data center scenarios, deploying both FusionSphere OpenStack OM and ManageOne ServiceCenter in each data center
• B.FusionSphere OpenStack OM is responsible for resource access, configuration, monitoring and maintenance functions.
• C.ManageOne ServiceCenter is responsible for account opening and closing, cloud service application, approval, management and other functions.
• D.Single data center scenario, deploying both FusionSphere OpenStack OM and ManageOne ServiceCenter in the data center

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