【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
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相关试题
【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。
【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。
【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
【多选题】
工作票签发人应是___的生产领导人、技术人员或经本单位批准的人员。
A. 具有相关工作经验；
B. 熟悉工作班成员的工作能力；
C. 熟悉人员技术水平；
D. 熟悉《安规》；
E. 熟悉设备情况
【多选题】
工作票签发人的安全职责为___。
A. 确认工作必要性和安全性；
B. 确认工作票上所填写安全措施是否正确完备；
C. 确认所派工作负责人和工作班人员是否适当和充足；
D. 确认工作班成员状态良好；
E. 负责检查工器具合适
【多选题】
专责监护人的安全职责是___。
A. 负责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；
B. 确认被监护人员和监护范围；
C. 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；
D. 监督被监护人员遵守《安规》和现场安全措施，及时纠正被监护人员的不安全行为
【多选题】
工作负责人、工作许可人任何一方不得擅自变更安全措施，工作中如有特殊情况需要变更时，应___。
A. 先取得对方同意；
B. 先取得工作票签发人同意；
C. 先取得当值调度的同意；
D. 变更情况及时记录在值班日志内；
E. 及时恢复
【多选题】
工作许可手续完成后，___应向工作班成员交待工作内容、人员分工、带电部位和现场安全措施，进行危险点告知，并履行确认手续，工作班方可开始工作。
A. 工作负责人；
B. 专责监护人；
C. 工作许可人；
D. 工作票签发人
【多选题】
工作票签发人或工作负责人，应根据现场的___等具体情况，增设专责监护人和确定被监护的人员。
A. 安全条件；
B. 施工范围；
C. 工作需要；
D. 安全措施
【多选题】
工作期间，若工作负责人必须长时间离开工作现场时，应___。
A. 履行变更手续，并告知全体作业人员及工作许可人；
B. 由有权签发工作票的人变更工作负责人；
C. 原、现工作负责人应做好必要的交接；
D. 由原工作票签发人变更工作负责人
【多选题】
在转移工作地点时，工作负责人应向作业人员交待___。
A. 带电范围；
B. 安全措施；
C. 停电时间；
D. 注意事项
【多选题】
在电气设备上工作，保证安全的技术措施有___。
A. 工作票制度；
B. 停电；
C. 接地；
D. 悬挂标示牌和装设遮栏（围栏）；
E. 工作许可制度；
F. 验电
【多选题】
工作许可手续完成后，___应向工作班成员交待工作内容、人员分工、带电部位和现场安全措施，进行危险点告知，并履行确认手续，工作班方可开始工作。
A. 工作负责人；
B. 专责监护人；
C. 工作许可人；
D. 工作票签发人
【多选题】
工作票签发人或工作负责人，应根据现场的___等具体情况，增设专责监护人和确定被监护的人员。
A. 安全条件；
B. 施工范围；
C. 工作需要；
D. 安全措施
【多选题】
工作期间，若工作负责人必须长时间离开工作现场时，应___。
A. 履行变更手续，并告知全体作业人员及工作许可人；
B. 由有权签发工作票的人变更工作负责人；
C. 原、现工作负责人应做好必要的交接；
D. 由原工作票签发人变更工作负责人
【多选题】
在转移工作地点时，工作负责人应向作业人员交待___。
A. 带电范围；
B. 安全措施；
C. 停电时间；
D. 注意事项
【多选题】
在电气设备上工作，保证安全的技术措施有___。
A. 工作票制度；
B. 停电；
C. 接地；
D. 悬挂标示牌和装设遮栏（围栏）；
E. 工作许可制度；
F. 验电
【多选题】
线路的停、送电均应按照___的指令执行。
A. 值班调控人员；
B. 变电运行值班负责人；
C. 线路工作负责人；
D. 线路工作许可人
【多选题】
带电作业应在良好天气下进行。如遇___等，禁止进行带电作业。风力大于5级，或湿度大于80%时，不宜进行带电作业。
A. 雷电；
B. 雹；
C. 雪；
D. 多云；
E. 雾；
F. 雨
【多选题】
带电作业工作票签发人和工作负责人、专责监护人应由具有___的人员担任。
A. 带电作业资格；
B. 高级工程师资格；
C. 带电作业实践经验；
D. 技师资格
【多选题】
在带电设备周围禁止使用___进行测量工作。
A. 钢卷尺；
B. 绝缘绳；
C. 皮卷尺；
D. 线尺（夹有金属丝者）
【多选题】
在户外变电站和高压室内搬动梯子、管子等长物，应___。
A. 与高压设备保持足够的安全距离；
B. 两人放倒搬运；
C. 与带电部分保持足够的安全距离；
D. 一人搬运
【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
推荐试题
【多选题】
An administrator logs into the vSphere Web Client, but is unable to see any hosts and clusters. Which two options could fix the problem? (Choose two.)___
A. Verify that the client web browser and vCenter Server are in the same broadcast domain.
B. Verify that the vCenter Server system is registered with the same Platform Services Controller as the vSphere Web Client.
C. Log in to the vCenter Server as a user within the Active
D. irectory domain.
【多选题】
Which three VLAN Tagging modes are available in vSphere 6.x? (Choose three.)___
A. External Switch Tagging
B. Private VLAN Tagging
C. Virtual Switch Tagging
D. VXLAN Tagging
E. Virtual Guest Tagging
【多选题】
Which two statements are true about VMFS5 datastores on ESXi 6.x? (Choose two.)___
A. Virtual Disk (VMDK) size can be larger than 2TB.
B. Datastore extent size can be larger than 2TB.
C. Only Physical Mode Raw
D. evice Map (Passthrough-RDM) can be larger than 2TB.
【多选题】
Which two statements are correct when turning off a Distributed Resource Scheduler (DRS) Cluster? (Choose two.)___
A. The resource pool hierarchy of the DRS cluster is maintained.
B. The resource pool hierarchy of the DRS cluster is removed.
C. The affinity settings of the
D. RS cluster are removed and not maintained when DRS is re-enabled.
【多选题】
An administrator is creating a new Virtual SAN cluster on a Layer 2 network. There is an existing Virtual SAN cluster on the same Layer 2 network. Which two actions would allow the new Virtual SAN cluster to coexist with the older cluster? (Choose two.)___
A. Change the default Multicast Address on the new Virtual SAN cluster.
B. Change the default Unicast Address on the new Virtual SAN Cluster.
C. Create a separate VLAN for each cluster.
D. Create an ARP Alias for the Virtual SAN VMkernel Network Adapter.
【多选题】
A vCenter Operations Manager 5.7 environment is upgraded to vRealize Operations. After the upgrade, the analytics services fail to start. Which three steps must be taken to resolve the problem? (Choose three.)___
A. Take the vRealize Operations cluster offline.
B. Delete the activity persistence files.
C. Bring the cluster back online.
D. Remove any unresponsive nodes.
E. Stop the CaSA service.
【多选题】
An organization has an ESXi 6.x host that contains two resource pools. The host is being relocated to a DRS cluster. What two actions can be taken to integrate the host into the cluster, and what would happen to the existing ESXi resource pool hierarchy as a result? (Choose two.)___
A. Place all of the host's virtual machines into the DRS cluster root resource pool. The resource pools present on the host will be deleted.
B. Create a resource pool for the ESXi host's virtual machines and resource pools. The resource pools present on the host will be deleted.
C. Place all of the host's virtual machines into the DRS cluster root resource pool. The resource pools present on the host will be preserved.
D. Create a resource pool for the
E. SXi host's virtual machines and resource pools. The resource pools present on the host will be preserved.
【多选题】
Which two parameters are required when adding an iSCSI target to an iSCSI Software Adapter using Dynamic Discovery? (Choose two.)___
A. The iSCSI device's IP Address or Fully Qualified Domain Name
B. The Port Number
C. The iSCSI device's iSCSI Qualified Name (IQN)
D. The Default Gateway IP Address
【多选题】
Which two SMTP Notification Event Details are specific to alarms triggered by events? (Choose two.)___
A. User Name
B. Summary
C. Old Status
D. Target
【多选题】
Which two High Availability ___ Cluster admission control policies can help avoid resource fragmentation? (Choose two.)(AC)
A. Define failover capacity by static number of hosts
B. Define failover capacity by reserving a percentage of the cluster resources
C. Use dedicated failover hosts
D. Use Virtual Machine Monitoring
【多选题】
An attempt to enable vSphere Fault Tolerance for a powered-on virtual machine fails. Which two scenarios would result in this failure? (Choose two.)___
A. The virtual machine has three vCPUs configured.
B. The host on which the virtual machine is running has insufficient memory resources.
C. The virtual machine has insufficient resources to accommodate full reservation plus the overhead memory.
D. VMware High Availability is enabled on the cluster of which this host is a member.
【多选题】
A vApp template recently added to a Content Library is not displayed. Which two actions could correct this problem? (Choose two.)___
A. Manually synchronize the library
B. Select the Download all library content immediately option
C. Select the Sync subscribed library option
D. Manually download the vApp template
【多选题】
What are three valid disk configurations for the vSphere Data Protection 6.x Appliance? (Choose three.)___
A. 500GB
B. 1TB
C. 1.5TB
D. 2TB
E. 4TB
【多选题】
Which three connection types are available when configuring a vSwitch in the vSphere Web Client? (Choose three.)___
A. VMkernel Network Adapter
B. Physical Network Adapter
C. Virtual Machine Port Group for a Standard Switch
D. vMotion Network Adapter
E. vSAN Network Adapter
【多选题】
Which three features can be enabled for a new host cluster? (Choose three.)___
A. Storage Distributed Resource Scheduling
B. High Availability
C. Fault Tolerance
D. Distributed Resource Scheduling
E. Virtual SAN
【多选题】
An administrator receives a report that no real time statistics are available for a virtual machine in the vCenter Server inventory. Which two statements indicate likely causes of the problem? (Choose two.)___
A. The virtual machine is powered off.
B. The host containing the virtual machine is disconnected from vCenter Server.
C. There is insufficient real time data to display the information.
D. The vCenter Server service is not running.
【多选题】
Your manager has given you a bash script that retrieves data for ESXi 6.x host configurations. This data needs to be collected right after the installation of a host and must be run directly on the host. Which two actions can be used to run this script on an ESXi host? (Choose two.)___
A. Connect to the host with Ruby vSphere Console and run the script from there.
B. Enable SSH access from the Direct Console User Interface.
C. Enable the ESXi Shell from the
D. irect Console User Interface.
【多选题】
Which two are true about the Risk badge in vRealize Operations? (Choose two.)___
A. The Risk badge indicates potential future problems that may degrade the performance of the system.
B. Risks may require attention in the near future.
C. The Risk badge indicates problems that are degrading performance of the system.
D. Risks require attention now to correct system performance problems.
【多选题】
vSphere Update Manager allows which two virtual machine attributes to be upgraded? (Choose two.)___
A. Virtual machine firewall policies for NSX.
B. Software Packages in the virtual machine.
C. Virtual machine Hardware Version.
D. VMware Tools Upgrade.
【多选题】
What are two benefits of using NFS 4.1 with vSphere 6.x as compared to NFS 3? (Choose two.)___
A. NFS 4.1 supports Kerberos Authentication
B. NFS 4.1 supports multipathing
C. NFS 4.1 supports IPv6
D. NFS 4.1 supports hardware acceleration
【多选题】
Which three statements are true regarding Fault Tolerance? (Choose three.)___
A. Applications need to be continuously available to users.
B. Applications without native clustering capabilities can be protected.
C. Custom clustering solutions are complicated to configure and maintain.
D. Applications that have 16 vCPUs are supported.
E. Prevents application crashes by analyzing the workload and correcting problems.
【多选题】
Which two statements are true regarding VMware vSphere Flash Read Cache (vFRC)? (Choose two.)___
A. Cache fills and cache evictions happen in the granularity of a cache block size.
B. vFRC caches data from both read and write I/Os, but write I/Os are always serviced by the underlying storage.
C. vFRC caches data from both read and write I/Os, but write I/Os are always serviced by the underlying cache data.
D. Cache fills and cache evictions happen in the granularity of the disk block size.
【多选题】
What are two possible causes of Storage Distributed Resource Scheduler (SDRS) being disabled on one or more virtual machine disks in a datastore cluster? (Choose two.)___
A. The virtual machine has vSphere Fault Tolerance disabled.
B. The virtual machine is a template.
C. The virtual machine swap file is on a shared datastore.
D. The disk is a CD-ROM/ISO file.
【多选题】
An administrator attempts to install vCenter Single Sign-On Server. The installer returns an error message indicating that the installation failed. Prior to the installation, all setup prerequisites were met. The administrator has generated a vCenter Server Single Sign-On support bundle. Which two files should the administrator analyze to determine the cause of the failure? (Choose two.)___
A. Server\utils\logs\imsTrace.log
B. Server\utils\logs\install.txt
C. %TEMP%\utils\logs\vminst.log
D. %TEMP%\vminst.log
【多选题】
An administrator is unable to remove an ESXi 6.x host from a vSphere Distributed Switch. What are two likely reasons for this issue? (Choose two.)___
A. Vmkernel interfaces on the switch are still in use.
B. VM Network port group adapters are connected to different switch.
C. Physical NICs are migrated to different switch.
D. VM Network adapters are connected to this switch.
【多选题】
Which two Identity Sources are available to add for vCenter Single Sign-On authentication? (Choose two.)___
A. LocalOS
B. OpenLDAP
C. NIS as an LDAP Server
D. VCMSDS
【多选题】
What are three goals of resource management within a cluster? (Choose three.)___
A. To prevent virtual machines from monopolizing resources and to guarantee predictable service rates.
B. To exploit undercommitted resources and overcommit with graceful degradation.
C. To provide solutions to potential problems that you might encounter when using vCenter Server.
D. To control the relative importance of virtual machines and provide flexible dynamic partitioning.
E. To provide additional network administration capabilities.
【多选题】
Which three actions can be taken as a result of executing the vSphere Update Manager 6.x scan and remediation wizards? (Choose three.)___
A. Install and upgrade software in virtual machines.
B. Upgrade the firmware on ESXi host devices.
C. Upgrade and Patch ESXi hosts.
D. Install and update third-party software on hosts.
E. Upgrade virtual machine hardware.
【多选题】
Which two statements are true about deploying and using vSphere Replication? (Choose two.)___
A. ESXi hosts managed by a single vCenter Server instance require a connection between the two vSphere Replication appliances.
B. Sites managed by different vCenter Server instances require a connection between the two vSphere Replication appliances.
C. Sites managed by different vCenter Server instances require the use of Site Recovery Manager and a connection between the two vSphere Replication appliances.
D. ESXi hosts managed by a single vCenter Server instance require a single vSphere Replication appliance.
【多选题】
An administrator is attempting to power on a virtual machine, but the task is hanging at 95%. What three scenarios best explain why this problem is happening? (Choose three.)___
A. A virtual machine question is currently being posed to the administrator.
B. Another task for the virtual machine or other component is already in progress.
C. The VMware High Availability cluster has insufficient resources to guarantee failover.
D. The host has lost access to the storage device containing the virtual machine files.
E. The host is under resource contention and unable to power on the virtual machine.
【多选题】
Which three features are not supported when using Fault Tolerance in vSphere 6.x? (Choose three.)___
A. Virtual Volumes (VVOLS)
B. Storage vMotion
C. Virtual Machine Component Protection
D. vMotion
E. vSphere Distributed Switches
【多选题】
Which two storage controller configurations can be used with Virtual SAN? (Choose two.)___
A. SAS controllers in Passthrough mode
B. SAS controllers in RAID0 mode
C. SAS controllers in RAID1 mode
D. SAS controllers in RAID10 mode
【多选题】
Which three are requirements when using vMotion to move a virtual machine across vCenter Server systems? (Choose three.)___
A. Both vCenter Servers must be using Enhanced Linked Mode.
B. Both vCenter Servers must be in the same Single Sign-On Domain.
C. Time must be synchronized.
D. Duplicate VM MAC addresses must be configured.
E. Both vCenter Servers must have High Availability enabled on source and destination clusters.
【多选题】
Which two components can be used when configuring Enhanced Linked Mode? (Choose two.)___
A. vCenter Server Appliance
B. vRealize Operations Manager
C. vSphere Management Appliance
D. vCenter Server for Windows
【多选题】
An organization has a number of virtual machines that would benefit from Fault Tolerance. These include: <A single vCPU Apache Server> < A dual vCPU vCenter Server> < A quad vCPU SQL Server> <An eight vCPU Hadoop Server>. Which two virtual machines can be configured to use VMware Fault Tolerance? (Choose two.)___
A. Apache Server
B. vCenter Server
C. SQL Server
D. Hadoop Server
【多选题】
Which two badges are major badges in vRealize Operations? (Choose two.)___
A. Risk
B. Efficency
C. Workload
D. Faults
【多选题】
An administrator is deploying multiple Windows 2003 Virtual Machines from the same template. What two steps should be taken to avoid network conflicts? (Choose two.)___
A. Customize the guest operating system.
B. Install VMware Tools into the new virtual machines.
C. Copy the Microsoft Sysprep tools onto the vCenter Server system.
D. Ensure the e1000 vmnic is selected for each new virtual machine.
【多选题】
Which three conditions would prevent Storage I/O Control from being enabled on a group of datastores? (Choose three.)___
A. The datastores planned for the solution are used by different vSphere clusters.
B. A datastore planned for the solution is configured as a Raw Device Mapping file.
C. A datastore planned for the solution has three extents.
D. A datastore planned for the solution is configured as NFS.
E. The organization has an Enterprise license.
【多选题】
Which two actions are prerequisites to adding ESXi 6.x hosts to a vSphere Distributed Switch? (Choose two.)___
A. Verify that there is at least one Distributed Port Group on the Distributed Switch.
B. Verify that the Distributed Port Group have active uplinks configured in its teaming and failover policy.
C. Verify that the
D. istributed Switch has been configured with a Network Profile.
【多选题】
An organization has configured Distributed Power Management (DPM) on a vSphere 6 cluster. The organization wants to be alerted when an ESXi host has been powered down by DPM. Which two options represent the type and name of the alarm that would accomplish this? (Choose two.)___
A. DrsEnteringStandbyModeEvent
B. DrsEnteredStandbyModeEvent
C. Event-based
D. Condition-based
