刷题
导入试题
【单选题】
 进入作业现场应将使用的带电作业工具放置在___或绝缘垫上。
A. 干燥的地面;
B. 防潮的帆布;
C. 彩条布;
D. 纯棉布
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相关试题
【单选题】
 风力大于___级,或湿度大于80%时,不宜带电作业。
A. 5;
B. 6;
C. 4;
D. 3
【单选题】
 一张工作票中,同时有检修和试验时,试验前应得到___的同意。
A. 试验负责人;
B. 工作负责人;
C. 调度;
D. 工作许可人
【单选题】
 安全工器具应进行国家规定的型式试验、出厂试验和使用中的___。
A. 周期性试验;
B. 电气试验;
C. 机械试验;
D. 外观检查
【单选题】
 火灾危险性很大,发生火灾时后果很严重的部位、场所或设备是___级动火区。
A. 三;
B. 一;
C. 二;
D. 重点
【单选题】
 在变、配电站(开关站)的带电区域内或邻近带电线路处,禁止使用___。
A. 绝缘梯子;
B. 毛竹梯子;
C. 木头梯子;
D. 金属梯子
【单选题】
 所有电气设备的___均应有良好的接地装置。使用中不准将接地装置拆除或对其进行任何工作。
A. 金属外壳;
B. 绝缘部分;
C. 电极部分;
D. 操作手柄
【单选题】
 工作场所的照明,应该保证足够的___,夜间作业应有充足的照明。
A. 功率;
B. 亮度;
C. 空间;
D. 数量
【单选题】
 检修动力电源箱的___开关都应加装剩余电流动作保护器(漏电保护器)并应定期检查和试验。
A. 总路;
B. 分路;
C. 支路;
D. 设备
【单选题】
 电焊机的外壳应可靠接地,接地电阻不准大于___Ω。
A. 3;
B. 4;
C. 5;
D. 6
【单选题】
触电急救应分秒必争,一经明确心跳、呼吸停止的,立即就地迅速用___进行抢救,并坚持不断地进行。
A. 心脏按压法;
B. 口对口呼吸法;
C. 口对鼻呼吸法;
D. 心肺复苏法
【单选题】
事故紧急抢修应填用工作票或___。
A. 第一种;
B. 第二种;
C. 事故应急抢修单;
D. 事故紧急抢修单
【单选题】
在工作期间,工作票应始终保留在___手中。
A. 工作票签发人;
B. 工作负责人;
C. 工作许可人;
D. 专责监护人
【单选题】
第一、二种工作票和带电作业工作票的有效时间,以批准的___为限。
A. 工作时间;
B. 申请时间;
C. 停役时间;
D. 检修期
【单选题】
第二种工作票需办理延期手续,应在有效时间尚未结束以前由___向工作票签发人提出申请,经同意后给予办理。
A. 工作票签发人;
B. 工作负责人;
C. 工作许可人;
D. 专责监护人
【单选题】
第一种工作票需办理延期手续,应在___尚未结束以前由工作负责人向工作许可人提出申请,经同意后给予办理。
A. 工作时间;
B. 有效时间;
C. 检修时间;
D. 计划时间
【单选题】
工作票填写应清楚,不得任意涂改。如有个别错、漏字需要修改时,应使用___的符号,字迹应清楚。
A. 专用;
B. 其他;
C. 任意;
D. 规范
【单选题】
工作票所列人员的安全责任中正确组织工作是___的安全责任。
A. 工作许可人;
B. 工作负责人(监护人);
C. 专责监护人;
D. 小组负责人
【单选题】
工作票所列人员的安全责任中检查工作票所列安全措施是否正确完备,是否符合现场实际条件,必要时予以补充完善是___的安全责任。
A. 工作票签发人;
B. 工作许可人;
C. 工作负责人(监护人);
D. 专责监护人
【单选题】
工作票所列人员的安全责任中工作前对工作班成员进行工作任务、安全措施、技术措施交底和危险点告知,并确认每个工作班成员都已签名是___的安全责任。
A. 工作票签发人;
B. 工作负责人(监护人);
C. 工作许可人;
D. 专责监护人
【单选题】
工作票所列人员的安全责任中工作前对被监护人员交待监护范围内的安全措施、告知危险点和安全注意事项是___的安全责任。
A. 工作票签发人;
B. 工作负责人(监护人);
C. 工作许可人;
D. 专责监护人
【单选题】
工作票所列人员的安全责任中监督被监护人员遵守本规程和执行现场安全措施,及时纠正被监护人员的不安全行为是___的安全责任。
A. 工作负责人(监护人);
B. 工作许可人;
C. 专责监护人;
D. 工作班成员
【单选题】
验电前,应先在有电设备上进行试验,确认验电器良好;无法在有电设备上进行试验时,可用___高压发生器等确认验电器良好。
A. 工频;
B. 高频;
C. 中频;
D. 低频
【单选题】
使用伸缩式验电器时应保证绝缘的___。
A. 长度;
B. 有效;
C. 有效长度;
D. 良好
【单选题】
个人保安线应使用有透明护套的多股软铜线,截面积不准小于___mm2,且应带有绝缘手柄或绝缘部件。
A. 16;
B. 18;
C. 20;
D. 25
【单选题】
在一经合闸即可送电到工作地点的断路器(开关)、隔离开关(刀闸)及跌落式熔断器的操作处,均应悬挂“禁止合闸,线路有人工作!”或___的标示牌。
A. “止步,高压危险!”;
B. “禁止合闸,有人工作!”;
C. “高压危险!”;
D. “有人工作!”
【单选题】
临时围栏应装设牢固,并悬挂___的标示牌。
A. “止步,高压危险!”;
B. “禁止合闸,有人工作!”;
C. “高压危险!”;
D. “有人工作!”
【单选题】
凡在坠落高度基准面___m及以上的高处进行的作业,都应视作高处作业。
A. 1.5;
B. 2;
C. 2.5;
D. 3
【单选题】
安全带的挂钩或绳子应挂在结实牢固的构件或专为挂安全带用的钢丝绳上,并应采用___的方式。
A. 低挂低用;
B. 高挂高用;
C. 高挂低用;
D. 低挂高用
【单选题】
在5级及以上的大风以及暴雨、雷电、冰雹、大雾、沙尘暴等恶劣天气下,___露天高处作业。
A. 应停止;
B. 不宜;
C. 采取措施可;
D. 经工作负责人同意可
【单选题】
检修动力电源箱的___开关都应加装剩余电流动作保护器(漏电保护器)并应定期检查和试验。
A. 总路;
B. 分路;
C. 支路;
D. 设备
【单选题】
电焊机的外壳应可靠接地,接地电阻不准大于___Ω。
A. 3;
B. 4;
C. 5;
D. 6
【单选题】
电气工具和用具应由专人保管,每___应由电气试验单位进行定期检查。
A. 3个月;
B. 6个月;
C. 9个月;
D. 一年
【单选题】
使用金属外壳的电气工具时应戴___。
A. 帆布手套;
B. 纱手套;
C. 绝缘手套;
D. 专用手套
【单选题】
长期停用或新领用的电动工具应用500V的绝缘电阻表测量其绝缘电阻,如带电部件与外壳之间的绝缘电阻值达不到___MΩ,应进行维修处理。
A. 1;
B. 2;
C. 3;
D. 4
【多选题】
参与公司系统所承担电气工作的外单位或外来工作人员应熟悉《安规》,经考试合格,并经设备运维管理单位认可,方可参加工作。工作前,设备运维管理单位应告知___。
A. 作业时间;
B. 危险点;
C. 现场电气设备接线情况;
D. 安全注意事项
【多选题】
各类作业人员有权拒绝___。
A. 强令冒险作业;
B. 违章指挥;
C. 加班工作;
D. 带电工作
【多选题】
雷雨天气,需要巡视室外高压设备时,应穿绝缘靴,并不准靠近___。
A. 互感器;
B. 避雷针;
C. 避雷器;
D. 构架
【多选题】
___、泥石流等灾害发生后,如需要对设备进行巡视时,应制定必要的安全措施,得到设备运维管理单位批准,并至少两人一组,巡视人员应与派出部门之间保持通信联络。
A. 地震;
B. 台风;
C. 洪水;
D. 高温
【多选题】
操作票应用黑色或蓝色的___逐项填写。
A. 钢笔;
B. 圆珠笔;
C. 水笔 ;
D. 铅笔
【多选题】
工作票可以由___填写。
A. 工作许可人;
B. B.工作班成员;
C. 工作票签发人;
D. 工作负责人
推荐试题
【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
【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
【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
【单选题】
Which port is used for communication between ESXi and vSphere Data protection?___
A. 80
B. 443
C. 902
D. 22
【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
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