What three options can improve network performance for a vir_答案

【多选题】

What three options can improve network performance for a virtual machine? (Choose three.)___

A. MLD

B. TSO

C. NetFlow

D. LRO

E. SR-IOV

查看试卷，进入试卷练习

微信扫一扫，开始刷题

答案

BDE

解析

暂无解析

相关试题

【多选题】

Which two storage technologies are supported for MSCS? (Choose two.)___

A. NFS

B. VAAI

C. iSCSI

D. FC

查看答案解析

【多选题】

When upgrading a VMware vSAN cluster to version 6.5, which two tasks must be completed to comply with upgrade requirements and VMware-recommended best practices? (Choose two.)___

A. Use RVC to upgrade the hosts.

B. Use the latest available ESXi version.

C. Back up all VMs.

D. Use only the “Full data migration” maintenance mode option.

查看答案解析

【多选题】

What two enhancements are in VMFS6 but not in VMFS5? (Choose two.)___

A. Support for 4k native disks

B. Support for 512e disks

C. GPT storage device partitioning

D. Automatic space reclamation

查看答案解析

【多选题】

Which two statements describe why a vSphere DRS cluster would report load imbalance? (Choose two.)___

A. The configured migration threshold is too high.

B. The configured migration threshold is too low.

C. DRS is configured for Partially Automated.

D. Enhanced vMotion Compatibility (EVC) is enabled.

查看答案解析

【多选题】

A vSphere Administrator must ensure that vCenter Server service is running in a domain user account rather than Local System Account. To accomplish this, the user account should have which two permissions? (Choose two.)___

A. Log on as a service.

B. Act as part of the operating system.

C. Log on as a batch job.

D. Log on locally.

查看答案解析

【多选题】

A virtual machine fails to power on after being deployed from a template. What two remediation steps could correct this issue? (Choose two.)___

A. Increase CPU reservation

B. Decrease memory reservation

C. Increase memory reservation

D. Increase datastore capacity

E. Decrease CPU reservation

查看答案解析

【多选题】

Which three directories are available under the vcsa-cli-installer folder of the vCenter Server Appliance installation media? (Choose three.)___

A. \mac

B. \ovftool

C. \migration-assistant

D. \win32

E. \lin64

查看答案解析

【多选题】

What are three considerations when booting ESXihost from SAN software FCoE? (Choose three.)___

A. The VMware_FCoE_vSwitch that the installer automatically created cannot be changed.

B. Boot LUN cannot be shared with other hosts even on shared storage.

C. Multipathing is not supported at pre-boot.

D. Software FCoE boot configuration cannot be changed from within

E. SXi.

查看答案解析

【多选题】

Which two choices are applicable to vSphere Availability? (Choose two.)___

A. Heartbeat Datastores

B. VM Startup/Shutdoown

C. Power Management

D. Admission Control

查看答案解析

【多选题】

A user is a member of groups A and B. -VM10 and VM20 are in VM Folder. -Group A is assigned permission “Read-only” on VM Folder. What two configurations will allow the user to edit the settings for only VM10? (Choose two.)___

A. Assign group B permission “virtual machine power user” to VM10.

B. Assign group B permission “virtual machine console user” to VM10.

C. Assign group A permission “virtual machine console user” to VM10.

D. Assign group A permission “virtual machine power user” to VM10.

查看答案解析

【多选题】

Which two new vSphere 6.5 features enable an Administrator to locate configuration options when creating or editing host profiles more easily than in previous versions? (Choose two.)___

A. Add the configuration option to favorites.

B. Navigate the option tree.

C. Search for the configuration option.

D. Copy the configuration option from a different profile.

查看答案解析

【多选题】

What are the two valid storage controller types for VMs on ESXi 6.5? (Choose two.)___

A. FCoE

B. SATA

C. NVMe

D. iSCSI

查看答案解析

【多选题】

Which two options can optimize conversion with VMware Converter? (Choose two.)___

A. Disable real-time antivirus scanners.

B. Remove the source from Active Directory.

C. Remove third-party device drivers.

D. Exclude diagnostic partitions from conversion.

E. Disable Volume Shadow Copy (VSS).

查看答案解析

【多选题】

vSphere Availability considers which two factors for virtual machine restarts? (Choose two.)___

A. Host Isolation Response

B. file accessibility

C. NUMA node size

D. resource reservations

查看答案解析

【多选题】

Which two virtual NICs support Wake-on-Lan to resume a virtual machine that is in standby mode? (Choose two)___

A. Flexible

B. E1000E

C. E1000

D. vmxnet 3

查看答案解析

【多选题】

Which two logs should be examined to troubleshoot a Windows vCenter Server upgrade failure? (Choose two.)___

A. vminst.log

B. vim-um-msi.log

C. firstboot.log

D. pkgmgr.log

查看答案解析

【多选题】

Which are two supported storage primitives for VAAI NAS? (Choose two.)___

A. Full File Clone

B. Reserve Space

C. hardware assisted locking

D. block zeroing

查看答案解析

【多选题】

Which two parameters must be configured for Windows in-guest disk mirroring? (Choose two.)___

A. scsi#.returnNoConnectDuringAPD = “FALSE”

B. scsi#.terminateVMOnPDL = “TRUE”

C. scsi#.returnBusyOnNoConnectStatus = “FALSE”

D. scsi#.returnNoConnectDuringAPD = “TRUE”

查看答案解析

【多选题】

Which two items are required to enable NPIV in a virtual machine? (Choose two.)___

A. use of physical RDMs

B. physical HBA support

C. use of virtual disks

D. hardware version 11 or higher

查看答案解析

【多选题】

A vSphere Administrator has VM Component Protection (VMCP) enabled, but the VM was not restarted when one of the VMFS datastores experienced an All Paths Down (APD) failure. What two scenarios would explain why the virtual machine was not restarted? (Choose two.)___

A. VM Monitoring is required in order for VMCP to failover during an APD event.

B. VMware Tools is not installed on the guest operating system for the VM.

C. Insufficient Capacity is available on the failover ESXi hosts.

D. The APD failure was corrected before the VM could be restarted.

查看答案解析

【多选题】

What are two requirements in order to restore a Resource Pool Tree from a snapshot? (Choose two.)___

A. vSphere DRS must be turned on.

B. A restore can only be performed on a vSphere DRS cluster within the original vCenter Server.

C. vSphere

D. RS must be turned off.

查看答案解析

【多选题】

Which three vSphere features are compatible with vSphere Replication? (Choose three.)___

A. vSphere High Availability

B. vSphere Fault Tolerance

C. vSphere Storage

D. RS

查看答案解析

【多选题】

What two VMware Remote Console Options can be defined in the virtual machine settings? (Choose two.)___

A. Boot Delay

B. Maximum number of sessions

C. Guest OS lock

D. Total video memory

查看答案解析

【多选题】

VMware Converter can import a powered off virtual machine from which two virtual machine platforms?(Choose two.)___

A. Microsoft Hyper-V

B. Citrix Xen

C. VMware Workstation

D. Linux with KVM

查看答案解析

【多选题】

Which two options allow storage space reclamation? (Choose two.)___

A. Use VMFS6 datastores.

B. Use esxcli storage vmfs unmap.

C. Use the SAN console (management tool).

D. Use the vSphere Web Client.

查看答案解析

【多选题】

An administrator must reprovision 25 hosts with a new image profile that he has created. Which two methods can the administrator use to change the image profile? (Choose two.)___

A. From the vSphere Web client home page, select the Deploy Rules tab in the Auto Deploy section.

B. Run the Copy-Deploy Rule and specify the Replace Item parameter with Power CLI.

C. From the vSphere Web client home page, select the Assign Rules tab in the Auto

D. eploy section.

查看答案解析

【多选题】

What are three parameters for traffic filtering or marking? (Choose three.)___

A. Protocol

B. Traffic Direction

C. DSCP value

D. virtual Port ID

查看答案解析

【多选题】

The vSphere administrator must change the path selection policy (PSP) to comply with best practices. Which two interfaces can be used to change the PSP? (Choose two.)___

A. ESXi shell

B. vSphere Client

C. ESXi host client

D. vSphere Web Client

查看答案解析

【多选题】

In what two ways can Storage DRS load balance virtual machines? (Choose two.)___

A. anti-affinity rules

B. virtual storage controller

C. guest OS family

D. I/O latency

查看答案解析

【多选题】

What two reasons can explain why a host cannot be removed from a vSphere Distributed Switch? (Choose two.)___

A. There are virtual machine network adapters connected to the switch.

B. There are blocked ports on the switch.

C. There are LACP LAGs configured on the switch.

D. There are VMkernel network adapters connected to the switch.

查看答案解析

【多选题】

Which three requirements are true for the vCenter Server HA network? (Choose three.)___

A. Network latency between all nodes must be less than 10 milliseconds.

B. IP addresses for all nodes must be static.

C. HA network IP addresses for all nodes can be on different subnets.

D. IP addresses must be on the same network as the management network.

E. A default gateway must be configured.

查看答案解析

【多选题】

Which two statements correctly describe Normal Lockdown Mode? (Choose two.)___

A. ESXi Shell and SSH services are independent of lockdown mode.

B. In normal lockdown mode the DCUI service is stopped.

C. ESXi Shell and SSH services are dependent of lockdown mode and cannot be configured.

D. In normal lockdown mode the DCUI service is running.

查看答案解析

【多选题】

The Health check feature in the vSphere Distributed Switch helps troubleshoot network connectivity. What three checks does this feature perform? (Choose three.)___

A. Network Utilization

B. MTU

C. Teaming and Failover

D. VLAN

查看答案解析

【多选题】

What are the three types of nodes in a vCenterServer HA cluster? (Choose three.)___

A. Master

B. Replica

C. Witness

D. Active

E. Passive

查看答案解析

【多选题】

What are two consequences of turning off vSphere DRS on a cluster? (Choose two.)___

A. vMotion capability will be lost.

B. Resource pools will be lost.

C. vApps will be lost.

D. Affinity rules will be lost.

查看答案解析

【多选题】

Which two protocols can be used to back up vCenter Server Appliance Instance? (Choose two.)___

A. iSCSI

B. HTTPS

C. FTP

D. NFS

查看答案解析

【多选题】

What are two requirements to enable EVC in a vSphere DRS cluster? (Choose two.)___

A. CPU must be in the same family and of the same speed.

B. CPUs must be from the same vendor.

C. EVC must use the lowest possible baseline supported by the hardware.

D. No VMs may be running in the cluster.

查看答案解析

【多选题】

In Advanced settings on a vSphere host, Security.Password Quality Control set as retry=3 min=disabled, disabled, disabled, 7, 7 . Which two passwords are valid? (Choose two.)___

A. xQaT3#A

B. P@ssw0rd

C. xQaTEh2

D. Xqat3h!

E. xQaTEhb!

查看答案解析

【多选题】

To support Auto-Deploy, which two network requirements must be met? (Choose two.)___

A. IP multicast support

B. IPv4 or IPv6

C. PXE boot

D. 10 GbE networking

查看答案解析

【多选题】

A vSphere administrator receives reports of a virtual machine performing extremely slowly, with CPU usage being the suspected bottleneck. After reviewing esxtop (view the Exhibit), which two scenarios could cause a performance problem for the virtual machine? (Choose two.)___

A. A processor affinity is configured for the virtual machine.

B. A virtual machine CPU limit is configured.

C. A virtual machine reservation is configured.

D. A virtual machine memory limit is configured.

E. A virtual machine CPU reservation is configured.

查看答案解析

推荐试题

【单选题】

塞拉门的作用是用于减少车体与站台的间距。

A. 门框

B. 扶手

C. 站台补偿器

D. 门扇

查看答案解析

【单选题】

塞拉门站台补偿器的作用是用于减少的间距。

A. 边门

B. 车体与站台

C. 门与车体

D. 扶手与边门

查看答案解析

【单选题】

CRH380B型动车组外门门控技术包括、智能化、网络化。

A. 数字化

B. 周期化

C. 间断化

D. 连续化

查看答案解析

【单选题】

CRH380B型动车组外门门控技术包括数字化、、网络化。

A. 周期化

B. 智能化

C. 连续化

D. 间断化

查看答案解析

【单选题】

CRH380B型动车组外门门控技术包括数字化、智能化、。

A. 间断化

B. 连续化

C. 网络化

D. 周期化

查看答案解析

【单选题】

动车组普通车窗玻璃一般采用复合钢化玻璃。

A. 实心

B. 中空

C. 普通

D. 变色

查看答案解析

【单选题】

动车组普通车窗玻璃一般采用中空玻璃。

A. 复合钢化

B. 实心

C. 变色

D. 普通

查看答案解析

【单选题】

动车组普通玻璃一般采用复合钢化中空玻璃。

A. 厕所镜面

B. 洗脸盆镜面

C. 车窗

D. 餐车镜面

查看答案解析

【单选题】

中空玻璃内外玻璃之间充有。

A. 二氧化碳

B. 氮气

C. 惰性气体

D. 易燃气体

查看答案解析

【单选题】

中空玻璃内外玻璃之间充入的，是为了提高了车窗玻璃的保温和隔音性能。

A. 液体

B. 气体

C. 固体

D. 二氧化碳

查看答案解析

【单选题】

中空玻璃内外玻璃之间充入的气体，是为了提高了车窗玻璃的保温和

A. 保密

B. 保压

C. 隔音

D. 美观

查看答案解析

【单选题】

动车组司机室前窗装有系统。

A. 通风

B. 加湿

C. 制冷

D. 电加热

查看答案解析

【单选题】

动车组司机室前窗的电加热系统，用于防止风挡玻璃、积冰、积雪。

A. 起雾

B. 积水

C. 破裂

D. 裂纹

查看答案解析

【单选题】

动车组司机室前窗的电加热系统，用于防止风挡玻璃起雾、、积雪。

A. 积水

B. 积冰

C. 裂纹

D. 破裂

查看答案解析

【单选题】

动车组司机室前窗的电加热系统，用于防止风挡玻璃起雾、积冰、

A. 裂纹

B. 破裂

C. 积雪

D. 积水

查看答案解析

【单选题】

动车组给排水系统包括、用水设备及排污系统。

A. 供水系统

B. 报警系统

C. 网络系统

D. 辅助系统

查看答案解析

【单选题】

动车组给排水系统包括供水系统、及排污系统。

A. 报警系统

B. 用水设备

C. 辅助系统

D. 网络系统

查看答案解析

【单选题】

动车组给排水系统包括供水系统、用水设备及。

A. 辅助系统

B. 网络系统

C. 排污系统

D. 报警系统

查看答案解析

【单选题】

动车组系统包括供水系统、排污系统及用水设备。

A. 污水

B. 给排水

C. 饮水

D. 电加热

查看答案解析

【单选题】

动车组给排水系统按供水方式不同分为与重力供水两种。

A. 向心力供水

B. 离心力供水

C. 压力供水

D. 直接供水

查看答案解析

【单选题】

动车组给排水系统按供水方式不同分为压力供水与两种。

A. 重力供水

B. 直接供水

C. 向心力供水

D. 离心力供水

查看答案解析

【单选题】

动车组系统按供水方式不同分为压力供水与重力供水两种。

A. 污水

B. 用水

C. 报警

D. 给排水

查看答案解析

【单选题】

是指利用水泵将水从水箱输送到各用水点。

A. 直接供水

B. 向心力供水

C. 压力供水

D. 离心力供水

查看答案解析

【单选题】

压力供水是指利用将水从水箱输送到各用水点。

A. 吸力

B. 水泵

C. 引力

D. 重力

查看答案解析

【单选题】

压力供水是指利用水泵将水从输送到各用水点。

A. 污物箱

B. 厨房

C. 水箱

D. 厕所

查看答案解析

【单选题】

是指水箱位于高位，依靠重力，实现水的输送。

A. 向心力供水

B. 重力供水

C. 离心力供水

D. 直接供水

查看答案解析

【单选题】

重力供水是指水箱位于高位，依靠，实现水的输送。

A. 水泵

B. 摩擦力

C. 重力

D. 引力

查看答案解析

【单选题】

动车组用水设备包括：、卫生间、电茶炉等。

A. 洗手盆

B. 刮雨器

C. 牵引变流器

D. 牵引变压器

查看答案解析

【单选题】

动车组用水设备包括：洗手盆、、电茶炉等。

A. 刮雨器

B. 卫生间

C. 牵引变流器

D. 牵引变压器

查看答案解析

【单选题】

动车组用水设备包括：洗手盆、卫生间、等。

A. 牵引变流器

B. 牵引变压器

C. 电茶炉

D. 刮雨器

查看答案解析

【单选题】

动车组采用式电茶炉。

A. 溢水

B. 沸腾翻水

C. 沸腾

D. 翻水

查看答案解析

【单选题】

动车组电茶炉利用水后溢出的性质来隔离生水和开水。

A. 沸腾

B. 蒸馏

C. 流动

D. 加压

查看答案解析

【单选题】

动车组电茶炉利用水沸腾后溢出的性质来生水和开水。

A. 蒸馏

B. 隔离

C. 制冷

D. 分辨

查看答案解析

【单选题】

动车组电茶炉采用多个决定电茶炉的工作状态。

A. 湿度传感器

B. 延时继电器

C. 水位电极

D. 出水口

查看答案解析

【单选题】

动车组排污系统根据原理分为：、真空式、喷射式。

A. 循环式

B. 密封式

C. 加压式

D. 半循环式

查看答案解析

【单选题】

动车组排污系统根据原理分为：循环式、、喷射式。

A. 密封式

B. 真空式

C. 半循环式

D. 加压式

查看答案解析

【单选题】

动车组排污系统根据原理分为：循环式、真空式、。

A. 半循环式

B. 加压式

C. 喷射式

D. 密封式

查看答案解析

【单选题】

动车组采用集便装置的原因主要是保证车辆的。

A. 平稳性

B. 安全驾驶

C. 外观干净

D. 气密性

查看答案解析

【单选题】

集便系统利用压缩空气喷射或真空泵的形式产生真空负压。

A. 真空式

B. 半循环式

C. 密封式

D. 生物式

查看答案解析

【单选题】

真空式集便系统利用喷射或真空泵的形式产生真空负压。

A. 水柱

B. 压缩空气

C. 正压力

D. 机械力

查看答案解析