Regarding DNS backup, which of the following descriptions is incorrect?

• A.In FusionAccess "System Management > Initial Configuration > Domain/OU", set "Enable Backup" to Yes
• B.DNS information needs to be configured in "Alarm Component" of Fusion Access.
• C.The backup path needs to be configured on the DNS server.
• D.A monitoring agent needs to be installed on the DNS server.

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Fusionaccess linked clone technology provides a unified system update function. Administrators can update the linked clone virtual machine system by connecting the update of the linked clone virtual machine template.

• A.FALSE
• B.TRUE

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Which description is incorrect about Huawei FusionSphere Virtualization Suite? (Multiple choice)

• A.Huawei FusionSphere is open source compatible.
• B.Huawei FusionSphere only has the virtualization function, which can realize the computing, storage, and network virtualization of services.
• C.Huawei FusionSphere Virtualization Suite is an industry-leading virtualization solution that can greatly improve the efficiency of data center infrastructure.
• D.Huawei FusionSphere can connect to third-party management platforms.

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In Fusion Compute, two virtual machines in the same port group on the same host cannot communicate. Which of the following is not the cause of the failure?

• A.Virtual machine firewall configuration error
• B.Virtual machine IP configuration error
• C.Physical router failure
• D.DVS works abnormally

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The management service of Huawei FusionSphere OpenStack has no single point of failure. Which of the following methods is mainly used?

• A.Manage service cluster deployment
• B.Fault monitoring
• C.Manage service Watchdog
• D.Status Restoration

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