钢与铁外形相似，但其性能却存在较大差异，从内部构成来看，造成钢铁差异的原因主要是___。_答案

【单选题】

钢与铁外形相似，但其性能却存在较大差异，从内部构成来看，造成钢铁差异的原因主要是___。

A. 含碳量的不同

B. 内部原子的排列顺序不同

C. 钢一般都是几种金属的合金

D. 含硫量的不同

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An administrator cannot enable multi-processor Fault Tolerance (SMP-FT) for a virtual machine. Which are two possible causes for this? (Choose two.)___

A. The virtual machine is running on a vSAN datastore.

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D. It determines the best placement and balance of virtual machines based on a threshold's algorithm that runs each night in vCenter Server 6.5 Database.

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Which two situations could cause a virtual machine to appear with (orphaned) appended to its name? (Choose two.)___

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C. All Flash vSAN

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A. vCenter Server failure

B. VXLAN failure

C. Disk array failure

D. Network failure

E. ESXi host failure

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D. Normal lockdown mode is enabled and the administrator is a member of the

E. xception User list.

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A. Network > Move Network

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A. NFS

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Which are the two network requirements for a VMware vSAN 6.5 cluster? (Choose two.)___

A. Multicast must be enabled on the physical switches and routers that handle vSAN traffic.

B. vSAN requires IPv6 only.

C. All hosts must have a dedicated 40GbE NIC.

D. The vSAN network supported IPv4 or IPv6.

E. vSAN requires IPv4 only.

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Which three prerequisites must be in place prior to enabling secure boot for a virtual machine? (Choose three.)___

A. VirtualMachine.Config.Settings privileges

B. an encrypted USB drive

C. Virtual Hardware version 13 or later

D. Virtual Hardware version 12 or later

E. EFI firmware

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A user is given the "Virtual machine user (sample)" role in a vSphere 6.x environment. Which three permissions would the user be able to perform? (Choose three.)___

A. Reset a virtual machine.

B. Power on a virtual machine.

C. Move a host into a cluster.

D. Configure CD media.

E. Migrate a virtual machine with Storage vMotion.

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Which three are supported upgrade processes for ESXi host? (Choose three.)___

A. using vSphere Auto Deploy

B. using a TFTP server

C. using Update Manager

D. using an

E. SXCLI command

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【多选题】

When enabling Storage DRS on a datastore cluster, which three components are enabled as a result? (Choose three.)___

A. Space load balancing among datastore within the datastore cluster.

B. Initial placement for virtual disks based on space and I/O workload.

C. I/O load balancing among datastores within the datastore cluster.

D. Queue Depth alerting on disks within the datastore cluster.

E. Data de-duplication within the datastore cluster.

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【多选题】

What are two features introduced in Network I/O Control version 3? (Choose two.)___

A. Bandwidth reservation per traffic type

B. Network resource pools

C. CoS tagging

D. Bandwidth guarantee to virtual machines

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【多选题】

Which two correct virtual machine advanced configuration parameters will accomplish this? (Choose two.)___

A. isolation.device.edit.disable = “FALSE”

B. isolation.device.edit.disable = “TRUE”

C. isolation.device.connectable.disable = “FALSE”

D. isolation.device.connectable.disable = “TRUE”

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【多选题】

Which three statements are correct regarding booting an ESXi Host from Fibre Channel SAN? (Choose three.)___

A. Direct connect topology is supported.

B. Each host must have its own boot LUN.

C. ESXi hosts do not require local storage.

D. Multipathing to a boot LUN on an active-passive array is supported.

E. Hosts can share one common boot LUN.

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【多选题】

Which two tasks should a vSphere administrator perform if the vmkernel log reports VMFS metadata errors? (Choose two.)___

A. contact VMware technical support

B. reformat the datastore

C. check the device with VOMA

D. ignore the messages

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【多选题】

Which two statements are true for a vCenterServer user account that is used for vSphere Data Protection (VDP)? (Choose two.)___

A. The user account must be assigned with Administrator role.

B. The password for the user account cannot contain spaces.

C. The user account should be created in the Single Sign-On domain

D. The user account cannot inherit required permissions from a group role.

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【多选题】

Which three storage protocols are supported by Virtual Volumes? (Choose three.)___

A. FCIP

B. FCoE

C. iSCSI

D. NFS v3

E. NFS v4

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