Restoration of the vCenter Server Appliance is accomplished _答案

【单选题】

Restoration of the vCenter Server Appliance is accomplished using which interface?___

A. vSphere Web Client

B. vSphere Client

C. vCenter Server Appliance Management Interface

D. vCenter Server Appliance GUI Installer

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相关试题

【单选题】

When attempting to migrate a virtual machine to another host in the same cluster, the error message, “Select a valid compute resource” returns. What could cause this error?___

A. Both hosts run different versions of ESXi.

B. Both hosts are not sharing the same datastore.

C. VMware Tools is not installed.

D. Virtual machine has an ISO attached.

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【单选题】

When will vSphere Data Protection delete the expired backup image of a Platform Service Controller?___

A. Immediately after the retention period has expired.

B. After the expired backup image is restored.

C. During the next backup window following expiry.

D. During the next maintenance window following expiry.

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【单选题】

Group A has permission to download files in Content Library. Group B does not have permission to download files in Content Library. If a user is a member of both groups, what will be the result?___

A. The user cannot download file from Content Library.

B. The user can download file from Content Library.

C. The user cannot access Content Library.

D. The user can access Content Library.

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【单选题】

An administrator is trying to set up Host Partial Failure Response, but the Automated option is grayed out. What can the administrator change to enable the Automated option?___

A. Change the vSphere DRS Automation level to Partially Automated.

B. Change the vSphere DRS Automation level to Fully Automated.

C. Enable vSphere HA Host Monitoring.

D. Change the vSphere DPM Automation level to Automatic.

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【单选题】

When you attempt to open a virtual machine console from the vSphere Web Client, the console does not connect. The following error message appears:<HTTP ERROR 404> <Problem accessin/.Reason: Not Found>. Why did not connect?___

A. Port 443 is in use.

B. Port 9443 is in use.

C. Port 8443 is in use.

D. Port 22443 is in use.

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【单选题】

What new feature was introduced to the Content Library in vSphere 6.5?___

A. Mount an ISO directly from the Content Library.

B. Deploy a virtual machine from an OVF Package in a Content Library.

C. Upload a File from a URL to a Library Item.

D. Upload a File from a Local System to a Library Item.

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【单选题】

How can an administrator exclude Encryption rights from a support engineer?___

A. Clone the role Virtual machine power user, remove Cryptographic operations privileges.

B. Clone the role Administrator and assign to the support engineer.

C. Clone the role Virtual machine power user and assign to the support engineer.

D. Clone the role No cryptography administrator and select privileges only for the support engineer.

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【单选题】

The administrator must back up a vCenter HA deployment. Which component must be backed up?___

A. Passive node

B. Witness node

C. External database

D. Active node

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【单选题】

What is the supported protocol to perform remote L3 traffic monitoring in vSphere 6.5?___

A. VXLAN

B. ERSPAN

C. RSPAN

D. SPAN

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【单选题】

What are the minimum hardware requirements for a Windows vCenter Server with embedded PSC that manages a “Small” environment?___

A. 2vCPUs, 16 GB RAM

B. 4 vCPUs, 16 GB RAM

C. 2 vCPUs, 10 GB RAM

D. 4 vCPUs, 10 GB RAM

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【单选题】

Which port is used for communication between ESXi and vSphere Data protection?___

A. 80

B. 443

C. 902

D. 22

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【单选题】

What can prevent Storage DRS from functioning on a datastore?___

A. The datastore is configured for Virtual Machine Swapfile location.

B. The datastore is shared across multiple datacenters.

C. The datastore is connected to a host that is running Storage I/O Control.

D. Storage DRS advanced option IgnoreAffinityRulesForMaintenance is set to 1.

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【单选题】

When troubleshooting VMware vCenter Server issues, when logging level provides maximum detail?___

A. Verbose

B. Trivia

C. Info

D. Error

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【单选题】

What new feature is introduced in NFS 4.1 on ESXi 6.5?___

A. IPv6

B. KRB5i

C. AUTH_SYS

D. Storage DRS

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【单选题】

What configuration option would ensure that a virtual NUMA topology is defined on VMs having more than eight virtual CPUs?___

A. cupid.coresPerSocket

B. numa.vcpu.followcorespersocket

C. numa.vcpu.maxPerVirtualNode

D. numa.vcpu.min

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【单选题】

What is the minimum disk space required to deploy vSphere Data Protection (VDP) with 8 TB configuration?___

A. 4 TB

B. 16 TB

C. 8 TB

D. 12 TB

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【单选题】

What advanced option for vSphere HA defines a maximum number of reset attempts by VMCP for a virtual machine?___

A. das.maxterminates

B. das.isolationshutdowntimeout

C. das.maxresets

D. fdm.isolationpolicydelaysec

查看答案解析

【单选题】

What vSphere technology enables the administrator to ensure consistent configuration at scale?___

A. PowerCLI

B. Host Profiles

C. esxcli

D. vSphere Web Client

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【单选题】

Which port is used for vSphere HA agent-to-agent communication?___

A. 443

B. 8182

C. 22

D. 902

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【单选题】

Which log file would assist in identifying an issue that occurred during the database export phase of a vCenter Server upgrade process?___

A. vcdb_import.out

B. export.json

C. export-upgrade-runner.log

D. vcdb_export.out

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【单选题】

Bidirectional CHAP is support by which storage initiator?___

A. software FCoE HBA

B. Fibre Channel HBA

C. independent hardware iSCSI HBA

D. dependent hardware iSCSI HBA

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【单选题】

What is a pool of raw storage capacity that a storage system can provide to Virtual Volumes?___

A. protocol endpoint

B. storage container

C. storage provider

D. datastore

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【单选题】

vSphere 6.5 DRS is now Network-Aware. Based on network utilization, when will DRS balance VMs?___

A. DRS will balance VMs when a network resource pool is configured for VMs.

B. DRS will balance VMs when Network I/O Control is enabled.

C. DRS will place VMs on initial boot for hosts that have network utilization lower that the threshold.

D. DRS will vMotion VMs when network utilization is higher than the threshold on a particular host.

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【单选题】

A scripted upgrade of ESXi fails due to an incorrect parameter in the upgrade script. What file must the administrator modify to correct the problem?___

A. vmreconfig.pl

B. hostinfo.pl

C. ks.cfg

D. boot.cfg

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【单选题】

A VM folder contains VM1 and VM2. Group A has permission to power on virtual machines, defined on the VM folder and its children. Group B has permission to power off virtual machine VM2. If a user is a member of group A and B, what action can the user perform?___

A. Suspend VM2.

B. Power off VM1.

C. Power on and power off VM1.

D. Power on and power off VM2.

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【单选题】

The networking team has requested to have a dedicated network for iSCSI traffic. This task has been assigned to the vSphere Administrator. What is the VMware-recommended way to accomplish this?___

A. Configure Static Routes on each ESXi Server.

B. Configure the right subnet.

C. Create a custom IP Stack.

D. Define a dedicated gateway for the iSCSI vmkernel.

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【单选题】

To prevent possible failures or issues during a vSphere upgrade, which component should be upgraded first?___

A. ESXi Hosts

B. virtual machines

C. datastores

D. vCenter Server

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【单选题】

What is the command for updating an ESXi host?___

A. esxcli software vib update –d /vmfs/volumes/Datastore/DirectoryName/PatchName.zip

B. esxupdate software update –d”/vmfs/volumes/Datastore/DirectoryName/PatchName.zip”

C. esxcli software update –d “/vmfs/volumes/Datastore/DirectoryName/PatchName.zip”

D. esxupdate software vib update –d /vmfs/volumes/Datastore/DirectoryName/PatchName.zip

查看答案解析

【单选题】

A vSphere Administrator would like to identify which physical NUMA node their virtual machine is currently residing on. What esxtop metric would provide this information?___

A. GST_ND[x]

B. OVD_ND[x]

C. NRMEM

D. NHN

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【单选题】

How can a vSphere administrator ensure that two virtual machines never run on the same datastore in a datastore cluster, while permitting the VMs to be load-balanced?___

A. Use an Intra-VM Anti-Affinity Rule.

B. Configure a storage DRS VM override.

C. Disable storage

D. RS for the VMs.

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【单选题】

What is the VMware-recommended way to move a physical adapter out of Network I/O Control’s scope?___

A. Set the teaming policy to “Route Based on Physical NIC Load.”

B. Add the vmnic to the Net.NetNiocAllowOverCommit parameter in Advanced System Settings.

C. Add the vmnic to the Net.IOControlPnicOptOut parameter in Advanced System Settings.

D. Move the vmnic to a different vmUplink port on the Distributed Switch.

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【单选题】

A VM folder contains VM1 and VM2. Group A has permission to power on virtual machines, defined on the VM folder and its children. Group B has permission to power off virtual machines, defined on the VM folder and its children. If a user is a member of Groups A and B, what will be the user’s effective permission on VM1 and VM2?___

A. Power on

B. Power off.

C. Power on and Power off.

D. Reset.

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【单选题】

Group 1 is granted console interaction on a VM folder. User 1 is granted no console interaction on the same VM folder. What will be the outcome if User 1 tries to access the console of a virtual machine?___

A. User 1 will not be able to access the virtual machines in the VM folder.

B. User 1 will not have access to the virtual machine console.

C. User 1 will have access to the virtual machine console.

D. User 1 will have console access only via the vSphere Web Client.

查看答案解析

【单选题】

Which statement is true regarding the use of VMFS3 datastores with vSphere 6.5?___

A. VMFS3 datastores can be used but not created.

B. VMFS3 datastores can be neither used nor created.

C. VMFS3 datastores will be present but unmounted.

D. VMFS3 datastores can be created and used.

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【单选题】

In the Exhibit, each VM has a 1GHz non-expandable reservation. If all VMs are powered on in sequence, what would be the outcome?___

A. VM4 cannot be powered on.

B. VM5 cannot be powered on.

C. VM6 cannot be powered on.

D. VM3 cannot be powered on.

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【单选题】

vSphere 6.5 introduced MAClearning capabilities for VMware’s virtual switches. What three benefits will it provide? (Choose three.)___

A. Reduced memory consumption.

B. Reduced consumption of extra CPU cycles.

C. Increased network throughput.

D. Prevent packet flooding inside the vSwitch.

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【单选题】

What is the default pathing policy for most active-active arrays?___

A. Fixed

B. Most Recently Used

C. Dynamic

D. isk Morroring

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【单选题】

Which command will show the iSCSI sessions on a ESXi 6.5 host?___

A. esxcli storage iscsi session get

B. esxcli iscsi session get

C. esxcli storage iscsi session

D. esxcli iscsi session list

查看答案解析

【单选题】

Which of the following is not a parameter for traffic filtering or marking?___

A. virtual port ID

B. Protocol

C. Traffic Direction

D. DSCP value

E. Traffic redirection

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【单选题】

A vSphere administrator wants to enable a virtual machine with Secure Boot, but in VM setting, Secure Boot option was not found under Boot Options. What could be the cause?___

A. The virtual hardware is not compatible.

B. The virtual machine has missing drivers.

C. The virtual machine OS does not support secure boot.

D. VMware Tools is not upgraded.

查看答案解析

推荐试题

【单选题】

59．零件加工后的实际几何参数与理想几何参数符合程度为___。

A. 加工精度

B. 加工误差

C. 形状精度

D. 位置精度

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【单选题】

60．封闭公差等于___。

A. 各组成环公差

B. 各组成环公差之差

C. 增环的公差

D. 减环的公差

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【单选题】

61．根据封闭环公差，合理分配各组成环公差的过程叫___。

A. 装配方法

B. 检验方法

C. 调整法

D. 解尺寸链

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【单选题】

62．装配精度或技术要求，常指装配尺寸链的___。

A. 增环

B. 组成环

C. 封闭环

D. 减环

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【单选题】

方向阀长期使用后，滑阀外圆表面的阀体孔径表面磨损，间隙增大，一般采用___。

A. 研修阀体孔径，换新滑阀

B. 研修滑阀，换新阀体

C. 阀体与滑阀同时修磨

D. 阀体与滑阀同时更换

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【单选题】

112．油泵与用动机之间应有较高的同轴度，倾斜角不得大于___。

A. 30°

B. 1°

C. 60°

D. 130°

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【单选题】

113．一般规定液压泵吸油口距离油面高度不大于___。

A. 0.2m

B. 0.3m

C. 0.4m

D. 0.5m

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【单选题】

114．双杆活塞式液压缸，往复运动速度相差较大时，其原因可能是___。

A. 单边泄漏

B. 调速阀失灵

C. 油泵供油不均

D. 压力不稳

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【单选题】

115．油缸的装配要点是：活塞与活塞杆的用轴度应小于___。

A. 0.04mm

B. 0.06mm

C. 0.4mm

D. 0.1mm

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【单选题】

显示剂调和的稀稠应适当，粗刮时显示剂应调得___一些。

A. 稀

B. 稠

C. 厚

D. 薄

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【单选题】

141．显示剂应用于精刮时可调稠一些，涂层___而均匀。

A. 厚

B. 稀

C. 稠

D. 薄

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【单选题】

装配精度完全依赖于零件加工精度的装配方法是___法。

A. 选配法

B. 调整法

C. 修整法

D. 完全互换法

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【单选题】

175．装配时，用可换垫片、衬套和镶条等消除零件间积累误差和配合间隙的方法是___。

A. 选配法

B. 调整法

C. 修整法

D. 完全互换法

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【单选题】

176．直接进入组件装配的不见称___。

A. 零件

B. 组件

C. 分组件

D. 一级分组件

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【单选题】

211．两圆锥齿轮同向接触时易产生交角误差，调整过程中需要时可___。

A. 小齿轮轴向移出

B. 小齿轮轴向移进

C. 调换零件

D. 修刮轴瓦

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【单选题】

212．当一对标准圆锥齿轮传动时，必须使两齿轮的___重合。

A. 齿顶圆锥

B. 分度圆锥

C. 两锥顶

D. 基圆圆锥

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【单选题】

213．标准圆锥齿轮传动，大齿轮的轴向位置有的按___来确定。

A. 安装距离

B. 节锥角

C. 背锥面

D. 轮宽

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【单选题】

滑动轴承压入轴套时，为了防止轴套歪斜可用___导向。

A. 铜棒

B. 钢棒

C. 导向心轴

D. “U”型铁

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【单选题】

234．部分式轴瓦一般多用___来研磨。

A. 芯轴

B. 铜棒

C. 与其相配的轴

D. 橡胶棒

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【单选题】

定向装配的目的是为了提高主轴的___。

A. 装配精度

B. 回转精度

C. 工作精度

D. 形状精度

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【单选题】

256．润滑剂在润滑条件良好的情况下，摩擦系数可降低到___以下。

A. 0.01

B. 0.002

C. 0.001

D. 0.0001

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【单选题】

257．滑动轴承中，润滑剂的作用是减小轴承中的___，带走热量，缓冲吸震。

A. 摩擦与磨损

B. 防锈

C. 冷却

D. 密封

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【单选题】

258．用于机床及各种机械的润滑油称为___。

A. 机械油

B. 齿轮油

C. 变压器油

D. 汽轮机油

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【单选题】

275．铰铸铁零件孔时加煤油冷却，会引起孔径缩小，最大收缩量为___mm．

A. 0.02~0.04

B. 0.05~0.1

C. 0.002~0.004

D. 0.004~0.006

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【单选题】

在油压机车间，易燃易爆物品应离开场地___以上。

A. 2-3m

B. 3-4m

C. 3-5m

D. 5-10m

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【单选题】

327．操作人员要遵守油压机工作压力许可范围的规定，不准在___情况下工作。

A. 超压

B. 低压

C. 超压或低压

D. 正常压力

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【单选题】

328．伺服系统的驱动元件，有直流伺服电机、交流伺服电机和___等。

A. 步进电机

B. 汽油机

C. 柴油机

D. 汽轮机

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【单选题】

329．数控是通过___完成其复杂的自动控制功能。

A. 模拟信息

B. 数字化信息

C. 凸轮机构

D. 步进电机

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【单选题】

330．在工件坐标系上，确定工件轮廓的编程和计算原点叫做___。

A. 机床原点

B. 浮动原点

C. 工件坐标系原点

D. 程序原点

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【单选题】

机械加工基本同时指的是___。

A. 劳动时间

B. 作业时间

C. 机动时间

D. 辅助时间

查看答案解析

【单选题】

摇臂钻床工作结束后，将横臂调整到___位置，主轴箱靠近立柱，并且要夹紧。

A. 最低

B. 最高

C. 中间

D. 任意

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【单选题】

363．拆修高压容器时，须先打开所有___，放出剩下的高压气和液体。

A. 安全罩

B. 防护网

C. 放液阀

D. 安全阀

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【单选题】

364．使用油压千斤顶时，调节螺杆不得旋出过长，主活塞行程不得超过___标志。

A. 额定高度

B. 极限高度

C. 油压高度

D. 起针高度

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【单选题】

365．使用电葫芦起吊时，工件与电葫芦位置应在___上，不可斜曳工件。

A. 一条直线

B. 垂直直线

C. 同一平面

D. 平等直线

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【单选题】

钻斜孔工艺中，最常发生的现象是___

A. 钻头钻削过程中发生生磨损

B. 钻头快钻穿工件时发生拆断

C. 钻头起钻时会因滑动拆断

D. 钻头钻削过程中无法将孔轴线保B线

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【单选题】

降压起动的目的是为了___。

A. 降低电压

B. 减小起动电流

C. 增大起动电流

D. 降低电压和增大起动电流

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【单选题】

测量环形导轨位置综合误差时，常将导轨沿环形等分成___来测出每一等分点的百分表读数。

A. 四等分

B. 六等分

C. 八等分

D. 十二等分

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【单选题】

光学平直仪的测微鼓轮示值读数每格为___。

A. 0.005/1000

B. 0.05/1000

C. 0.01/200

D. 0.05/200

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【单选题】

电加热器选用的一般原则是：电加热器一年四季都___用到，在有降温，降湿要求时，因为压缩机不但因室内干球温度过高而运转，很大部分是由于降湿而运转。

A. 应该

B. 经常

C. 可能

D. 必须

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【单选题】

在机床导轨高频感应淬火工艺中，淬火层的深度是一个重要的工艺指标，而淬火层的深度与加热电源的频率和功率有关，其中频率越___，功率越(c)，淬火深度越浅。

A. 高，小

B. 低，小

C. 高，大

D. 低，大

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