【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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相关试题
【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.
【单选题】
When troubleshooting VMware vCenter Server issues, when logging level provides maximum detail?___
A. Verbose
B. Trivia
C. Info
D. Error
【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
【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
【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
【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
【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
【单选题】
Which port is used for vSphere HA agent-to-agent communication?___
A. 443
B. 8182
C. 22
D. 902
【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
【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
【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
【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.
【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
【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.
【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.
【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
【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
【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
【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.
【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.
【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.
【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.
【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.
【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.
【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.
【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
【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
【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
【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.
【单选题】
A virtual machine is connected on a distributed port group where the average bandwidth configured in the traffic shaping policy is 100 Mbps. The VM network adapter is configured with a reservation of 200 Mbps. What is the VM’s effective bandwidth?___
A. 200 Mbps
B. 100 Mbps
C. 150 Mbps
D. 400 Mbps
【多选题】
What are two reasons why a datastore in a Storage DRS cluster cannot enter maintenance mode?(Choose two.)___
A. Storage latency is too high to allow Storage DRS initiate Storage vMotion.
B. Storage DRS is configured for a VMFS3 datastore.
C. Storage
D. RS is disabled on the virtual disk.
【多选题】
What two methods are used to configure VMware vSphere Storage I/O Control shares and limits? (Choose two.)___
A. Assign shares and limits to VM virtual disks.
B. Assign shares and limits to datastores.
C. Assign shares and limits to Storage (DRS) clusters.
D. Assign shares and limits using VM storage policies.
【多选题】
ESXi 6.5 introduces VMFS6, which supports both 512e and 512n devices. What three configurations are supported when using these devices? (Choose three.) ___
A. Hosts with both 512e and 512n devices.
B. Storage vMotion between both 512e and 512n devices.
C. Datastore Extents spanned between both 512e and 512n devices.
D. Storage DRS clusters containing only both 512e and 512n devices.
【多选题】
A vSphere Administrator observes that the Primary VM configured with Fault Tolerance is executing slowly. After further investigation, it is determined that the Secondary VM is on an overcommitted ESXi host. What two methods will correct the problem? (Choose two.)___
A. Use Storage vMotion to migrate the Secondary VM to another datastore.
B. Use vMotion to migrate the Secondary VM to a different ESXi host.
C. Configure a CPU limit on the Primary VM which will also apply to the Secondary VM.
D. Turn off and turn on FT in order to recreate the Secondary VM on a different datastore.
【多选题】
Which two features require the use of Host Profiles? (Choose two.)___
A. Host Customizations
B. shared storage
C. Auto
D. eploy
【多选题】
What three processes on the vCenter Server Appliance (VCSA) does“vmware-watchdog monitor? (Choose three.) ___
A. vmware-eam
B. vmcad
C. vmware-vpostgres
D. vpxd
E. vsan-health
【多选题】
What three processes on the vCenter Server Appliance (VCSA) does“vmware-watchdog monitor? (Choose three.) ___
A. vmware-eam
B. vmcad
C. vmware-vpostgres
D. vpxd
E. vsan-health
【多选题】
Which two statements correctly describe VM-Host affinity rules? (Choose two.) ___
A. When there is more than one VM-Host affinity rule in a vSphere DRS cluster, the rules are applied equally.
B. After creating a VM-Host affinity rule, its ability to function in relation to other rules is predetermined.
C. When there is more than one VM-Host affinity rule in a vSphere
D. RS cluster, the rules will be ranked.
【多选题】
An administrator wants to enable proactive HA by moving virtual machines automatically if a hardware alert is triggered. What are the three required settings? (Choose three.)___
A. Set vSphere DRS Automation to Partially Automated.
B. Turn on Proactive HA.
C. Set the Proactive HA Automation Level to Manual.
D. Set the Proactive HA Automation Level to Automated.
E. Turn on vSphere HA and vSphere DRS.
【多选题】
If vCenter Server 5.5 installation has one or more services deployed remotely, which three services are relocated to vCenter Server 6.5 on upgrade? (Choose three.)___
A. vCenter Inventory Services
B. vSphere Authentication Proxy
C. vSphere Web Client
D. vSphere
E. SXi Dump Collector
推荐试题
【多选题】
ASM 工况指北京稳态加载工况 ASM5025 工况稳定车速___km/h。
A. 20km/h
B. 25 km/h
C. 48 km/h
D. 24 km/h
【多选题】
如果在试验过程中由于发动机故障,使试验被迫终止,该车也被判定为___
A. 不合格
B. 合格
C. 不适合进行检测
D. 数据无效
【多选题】
在工作中,发现监控器出现黑屏等异常现象时应___
A. 不加理睬
B. 立即上报,协助设备管理人员调试监控柜,并做好记录。
C. 自己处理一下,如果不行再上报。
D. 每周通过信息交流平台上报中心一次。
【多选题】
如果分析仪没有通过 和 ,则应锁止,不得进行排放检测试验。___
A. 气体标定 泄漏检查
B. 零点校正 泄露检查
C. 气体标定 零点校正
D. 量距点标定 泄露检查
【多选题】
在每次开始测试前 2 min 内,分析仪应自动完成 、 和 。___
A. 零点校正 、环境温度测定、NOX残留量的检查
B. 泄露检查、环境空气测定、颗粒物残留量的检查
C. 零点校正 、环境空气测定、HC 残留量的检查
D. 泄露检查、环境温度测定、HC 残留量的检查
【多选题】
GB 18285-2018 中规定对独立工作的双排气管应采用___。
A. Y 型取样管对称双探头同时取样
B. H 型取样管对称双探头同时取样
C. 其中一个排气管进行取样
D. H 型取样管对称双探头分别取样
【多选题】
取样系统应在两次试验之间自动采用压缩空气连续清扫至少 ,取样探头至少插入汽车排气管 ___
A. 45s、400mm
B. 30s、400mm
C. 45s、300mm
D. 30s、300mm
【多选题】
当单点检查不通过时,应对排气分析仪进行维护保养或重新线性化处理,然后进行______。___
A. 五点检查
B. 四点检查
C. 零点检查
D. 二点检查
【多选题】
GB 18285-2018 中规定底盘测功机 进行一次滑行测试检查。___
【多选题】
底盘测功机日常检查应首先进行 ,如果没能通过该试验,则进行 ___
A. 滑行试验 加载减速试验
B. 滑行试验 附加损失试验
C. 滑行试验 自由加速试验
D. 附加损失试验 自由加速试验
【多选题】
双排气管的汽油车采用双怠速法测取排气污染物排放值应取: ___
A. 两排气管污染物排放值中之小者;
B. 两排气管污染物排放值 之差;
C. 两排气管污染物排放值中之大者;
D. 两排气管污染物排放值 平均值
【多选题】
进行重型柴油车加载减速法测量排放烟度时,应测量 %、 %MaxHP 速度点的烟度, % MaxHP 速度点的氮氧化物。___
A. 100、 80、 60
B. 100 、80 、80
C. 100 、75 、50
D. 90、 80 、70
【多选题】
检查监控系统组成部分不包括___
A. 网络通讯设备
B. 底盘测功机状态监测系统
C. 环保信息卡读写器
D. 检测设备状态监视系统
【多选题】
视频系统检查内容为___
A. 视频信号、摄像头位置是否正常
B. 监控软件状态是否正常
C. 光纤收发器(光猫)运行是否正常
D. 读写天线运行是否正常
【多选题】
下列不属于检测场在验车前需要检查视频内容的是___
A. 视频服务器是否正常
B. 视频图像是否正常
C. 视频摄像头运行是否正常
D. 视频传输是否正常
【多选题】
当视频出现问题时,以下处理方法错误的是___
A. 及时电话沟通相关单位,汇报视频出现的问题。
B. 记录在车辆检测数据记录本中。
C. 按照相关单位的要求操作处理问题。
D. 处理完毕后及时汇报相关单位并详细记录
【多选题】
定期检测监督管理系统主要功能不包括下列哪一项___
A. 车辆登记
B. 外观检查
C. 检测数据检测
D. 发标
【多选题】
以下哪些车辆不需要用手持设备(PDA)将检测结果写入环保标 志信息卡的:___
A. 新车
B. 农用车
C. 无法参加简易工况检测,利用其它检测方法进行检测的车辆。
D. 参加简易工况检测,但读写器读写不成功的车辆
【多选题】
下列说法正确的是___
A. 专机专用,只允许在计算机安装常规办公软件。
B. 定期进行病毒检测,发现病毒应立即处理。
C. 监控设施出现问题时可自行调试。
D. 视频摄像头可以随意调试。
【多选题】
以下做法正确的是: ___
A. 发现大面积病毒时可以自行处理
B. 可以随意更改监控设备的设置
C. 任何人不得随意调整、修改监控设施工作状态
D. 以上情况都不对
【多选题】
检测场出现停电等紧急状态下首先应该怎样做___
A. 关闭场内所有的设备
B. 停电后什么都不用做
C. 不用关闭所有设备
D. 及时上报有关单位,听从相关单位的安排
【多选题】
当空气量不足即过量空气系数λ______时,会有部分燃料不能完全燃烧而生成 CO。___
A. >1
B. <1
C. =1
D. 不能确定
【多选题】
ASM 稳态加载工况使用的分析仪器应在通电后最长 内达到稳定,在 内未经调整,零位及 HC,CO, NOx, CO2 的量矩点读数应稳定在准确度要求范围内。 ___
A. 30min 10min
B. 20min、5min
C. 30min、5min
D. 20min、10min
【多选题】
检验报告纸质档案保存期限不少于 年,电子档案保存 应不少于 年___
A. 10, 5
B. 5, 10
C. 10,6
D. 6, 10
【多选题】
空气过量系数(λ) 是指___
A. 燃烧 1kg 燃料实际供给的空气量与理论上所需空气量的体积比
B. 燃烧 1kg 燃料实际供给的空气量与理论上所需空气量的质量比
C. 燃料燃烧所需实际空气量和燃料质量之比
D. 燃料燃烧所需实际空气量和燃料体积之比
【多选题】
用双怠速法测量汽油机排气污染物的程序中,下列哪一个程序不正确: ___
A. : 发动机由怠速工况加速到 0.7 额定转速,维持 30s 后,降至高怠速状态;
B. : 将取样探头插入排气管中,深度不少于 400mm,并固定于排气管 上;
C. : 在高怠速状态维持 15s 后开始读数;
D. : 读取 30s 内的最高值,作为测量结果。
【多选题】
在用重型汽车指最大总质量大于 的车辆。___
A. 3000Kg
B. 3500Kg
C. 4000Kg
D. 4500Kg
【多选题】
检测柴油车时发生“飞车”现象应紧急处理措施是___
A. 应立即切断供油,立即将油门松到底,断电,并握稳方向盘,不得在滚筒上强行踩刹车。
B. 鸣笛请求其他检测员的帮助。
C. 跳车,以保证人身安全。
D. 什么都不用做。
【多选题】
下列不属于气体污染物的是___
A. 一氧化碳(CO)
B. 氮氧化物(NOX)
C. 二氧化碳(CO2)
D. 碳氢化合物(HC)
【多选题】
所谓怠速工况,是指发动机无负载运转状态,即:___
A. 离合器处于接合位置
B. 变速器处于空档位置(自动变速器处于“停车”或“P”档)
C. 采用化油器供油系统的车阻风门处于关闭位置
D. 油门踏板处于完全松开位置
【多选题】
汽车的最大总质量(GVM) ___
A. 汽车生产企业提出的技术上允许的最大质量。
B. 汽车生产企业提出的整备最大质量
C. 汽车生产企业提出的最大总质量
D. 汽车生产企业提出的最大满载质量
【多选题】
下列不属于环境情况测试装置的是___
A. 温度计
B. 光度计
C. 湿度计
D. 气压计
【多选题】
GB 18285-2018 规定空气过量系数(λ)范围是___
A. 1±0.03
B. 1±0.05
C. 1±0.08
D. 1±0.07
【多选题】
取样系统内的 HC 残存浓度不得超过 ___
A. 5×10-6
B. 6×10-6
C. 7×10-6
D. 8×10-6
【多选题】
汽油车简易工况标准规定的气体污染物是指排气中的 CO 、HC 和 NOX。各污染物的单位分别为___
A. % 、 %、 10-6
B. % 、 10-6 、 10-6
C. 10-6 、 10-6 、 %
D. 10-6 、 10-6 、 %
【多选题】
下列不属于柴油车功率不合格或烟度超标的可能原因的是___
A. 发动机窜气量大等;
B. 使用的柴油不符合国家规定的使用要求;
C. 柴油车油箱及变速箱密封不严
D. 发动机过热开锅。
【多选题】
柴油车排放的主要污染物为___
A. NOx
B. 颗粒物
C. CO
D. HC
【多选题】
车辆底部前后左右轮都有联结轴或车型后尾部标出 AWD,代表车辆___
A. 设有自动防暴死系统
B. 为全时四轮驱动汽车
C. 设有涡轮增压发动机
D. 设有尾气净化装置
【多选题】
对于紧密型多驱动轴车辆,或全时四轮驱动柴油车应该使用 方法检测___
A. 自由加速法 C、双怠速法
B. 加载减速法 D、简易工况法
【多选题】
基准质量=整备质量 + ___kg;
A. 300
B. 200
C. 100
D. 50