【单选题】
站控系统维护作业前，应将站控SCADA系统权限切换至（ ）。[1分] ___
A. 中心站或值守站
B. 调度中心
C. 异地
D. 本地
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相关试题
【单选题】
挖掘作业施工现场应根据需要设置护栏、盖板和警告、警示标志，夜间应悬挂（ ）警示。[1分] ___
【单选题】
《安全生产法》第三条规定， 安全生产工作应当以人为本，坚持安全发展，坚持（ ）的方针，强化和落实生产经营单位的主体责任，建立生产经营单位负责、职工参与、政府监管、行业自律和社会监督的机制。[1分] ___
A. 安全第一、预防为主、综合治理
B. 安全第一、预防为主
C. 安全第一
D. 安全生产人人有责
【单选题】
《安全生产法》第七十五条规定，负有安全生产监督管理职责的部门应当记录生产经营单位的安全生产违法行为信息，对违法行为情节严重的，可以向社会公示并通报行业主管部门以及投资、国土、证券监管等部门和有关（ ）。[1分] ___
A. 人事管理部门
B. 金融机构
C. 行业组织
D. 协会
【单选题】
送电操作顺序为：（ ）。[1分] ___
A. 总配电箱——分配电箱——开关箱
B. 开关箱——总配电箱——分配电箱
C. 分配电箱——总配电箱——开关箱
D. 开关箱——分配电箱——总配电箱
【单选题】
高压电气试验中下列说法错误的是：（ ）[1分] ___
A. 在同一电气连接部分进行高压试验前，必须暂停其他检修工作，试验结束、设备未充分放电前不得许可其他工作
B. 被试设备两端不在同一地点的，试验时两端必须有人监护并采取防范措施
C. 试验设备应在检验合格有效期内，采用专用的试验仪器和设备
D. 试验中断、变更接线或试验结束时应观察15分钟后断开试验电源，将被试设备放电并短路接地
【单选题】
收、发球作业前，应确认收、发球筒前后隔离阀门已切换至（ ） 状态，无需操作阀门时切断动力电源，悬挂禁止操作牌。[1分] ___
A. 就地 stop
B. 远控
C. 就地
D. 均可
【单选题】
《安全生产法》第三十三条规定，企业必须对安全设备进行( )维护、保养。[1分] ___
A. 定期
B. 周期性
C. 经常性
D. 一次性
【单选题】
在脚手架作业前和作业过程中应根据需要设置安全通道和隔离区，隔离区应设置（ ），禁止在安全通道上堆放物品。[1分] ___
A. 安全警示带
B. 告示牌
C. 警戒标志
D. 专人看管
【单选题】
《安全生产法》第五十二条规定，从业人员发现直接危及人身安全的紧急情况时，在( )后撤离现场。[1分] ___
A. 经安全管理人员同意
B. 经单位负责人批准
C. 经现场负责人同意
D. 采取可能的应急措施
【单选题】
仪表设备检修时，在未明确仪表设备或仪表管线是否带压前，所有仪表设备或仪表管线应按（ ）处理。[1分] ___
【单选题】
移动式配电箱、开关箱底部与地面的垂直距离应大于（ ），小于（ ）。[1分] ___
A. 0.5m 1.6m
B. 0.6m 1.5m
C. 0.7m 1.6m
D. 0.8m 1.7m
【单选题】
用人单位工作场所存在职业病目录所列职业病的（ ）因素的，应当及时、如实向所在地卫生行政部门申报危害项目，接受监督。[1分] ___
【单选题】
《安全生产法》第十九条规定，生产经营单位应当建立相应的机制，加强对安全生产责任制落实情况的( )，保证安全生产责任制的落实。[1分] ___
A. 综合管理
B. 监督考核
C. 监督管理
D. 综合监督管理
【单选题】
《安全生产法》第二条明确了本法律的适用范围，在（ ）从事生产经营活动的单位(以下统称生产经营单位)的安全生产，适用本法;有关法律、行政法规对消防安全和道路交通安全、铁路交通安全、水上交通安全、民用航空安全以及核与辐射安全、特种设备安全另有规定的，适用其规定。[1分] ___
A. 中华人民共和国领域内
B. 全球范围内
C. 指定领域内
【单选题】
阀门维护前应确认阀门已退出运行，悬挂禁止操作牌，带执行机构的阀门应将阀门（ ）[1分] ___
A. 切换至就地STOP状态并切断动力电源
B. 上锁
C. 切换至远控状态并切断动力电源
D. 切换至就地STOP状态
【单选题】
使用氧气、乙炔时，乙炔瓶剩余压力应符合安全要求，当环境温度<0℃时，压力应不低于（ ）MPa。[1分] ___
A. 0.01
B. 0.05
C. 0.1
D. 0.2
【单选题】
埋地管道外防腐层修复前，使用火焰喷枪进行修复作业的，应检查作业区域（ ），枪口不得朝向作业人员。[1分] ___
A. 是否有可燃物
B. 可燃气体浓度
C. 氧含量浓度
D. 有毒气体浓度
【单选题】
在特殊情况下必须在带压和带电设备上进行焊接、气割时，应采取安全措施，并经（）批准。对承重构架进行焊接，必须经过有关（）的许可。[1分] ___
A. 主管生产的领导 技术部门
B. 安全总监 安监部门
C. 主管生产的领导 安监部门
D. 安全总监 技术部门
【单选题】
用人单位应当按照国务院卫生行政部门的规定，（ ）对工作场所进行职业病危害因素检测、评价。检测、评价结果存入用人单位职业卫生档案，（ ）向所在地国务院卫生行政部门报告并向劳动者公布。[1分] ___
【单选题】
中控系统维护作业前，调度中心值班人员和输气站场人员不得将控制权限切换至（ ）。[1分] ___
A. 中心站或值守站
B. 调度中心
C. 无人驻守站
D. 有人值守站
【单选题】
恢复蓄电池与发电机连接时，应按先接（ ）、再接（）的顺序进行。[1分] ___
A. 负极 正极
B. 正极 负极
C. 接地极 负极
D. 接地极 正极
【单选题】
用人单位为劳动者个人提供的职业病防护用品必须符合防治职业病的要求；不符合要求的，( )使用。[1分] ___
【单选题】
《安全生产法》第二十七条规定，特种作业人员的范围由（ ）安全生产监督管理部门会同( )有关部门确定。[1分] ___
【单选题】
置换前确认（ ）。[1分] ___
A. 氮气减压阀、皮管、连接卡套等完好无破损
B. 连接牢固、接头匹配
C. 防止皮管、引压管等弹出伤人
D. 以上均是
【单选题】
《安全生产法》第五十条规定，生产经营单位的从业人员有权了解其作业场所和工作岗位存在的危险因素、防范措施及( )。[1分] ___
A. 劳动用工情况
B. 安全技术措施
C. 安全投入资金情况
D. 事故应急措施
【单选题】
《安全生产法》第三十八条规定，企业应当建立健全生产安全事故隐患排查治理制度，采取技术、( )，及时发现并消除事故隐患。[1分] ___
A. 应急措施
B. 救援措施
C. 管理措施
D. 应急预案
【单选题】
线路截断阀维护过程中，为防止阀门误动作，应（）[1分] ___
A. 投用旁路
B. 进行可燃气体检测
C. 阀腔放空
【单选题】
固定式配电箱、开关箱底部与地面的垂直距离应大于( )，小于( )。[1分] ___
A. 1.1m 1.6m
B. 1.2m 1.7m
C. 1.3m 1.5m
D. 1.4m 1.6m
【单选题】
临时用电应设置漏电保护装置，使用前应检查电气设备和（ ）完好可用。[1分] ___
A. 电缆电线
B. 外观
C. 漏电保护装置
D. 开关
【单选题】
高压电气试验中，试验装置外壳应可靠接地，低压回路中应有过载自动保护装置的开关并串用（ ）。[1分] ___
A. 单极刀闸
B. 双极刀闸
C. 三极刀闸
D. 隔离开关
【单选题】
《安全生产法》第十二条规定，有关协会组织依照法律、行政法规和章程，为生产经营单位提供安全生产方面的信息、培训等服务，发挥（）作用，促进生产经营单位加强安全生产管理。[1分] ___
A. 监督
B. 综合监督
C. 监管
D. 自律
【单选题】
《安全生产法》第一百零三条规定，生产经营单位与从业人员订立协议，免除或者减轻其对从业人员因生产安全事故伤亡依法应承担的责任的，该协议无效; 对生产经营单位( )。[1分] ___
A. 责令停止生产
B. 责令停产整顿
C. 责令限期改正
D. 主要负责人、个人经营的投资人给予罚款处罚
【单选题】
《安全生产法》第一百零六条规定，某企业主要负责人在本单位发生重大生产安全事故后逃匿，应当处( )日以下的拘留。[1分] ___
【单选题】
《安全生产法》第三条规定， 安全生产工作应当以人为本，坚持安全发展，坚持安全第一、预防为主、综合治理的方针，强化和落实的（ ）主体责任，建立生产经营单位负责、职工参与、政府监管、行业自律和社会监督的机制。[1分] ___
A. 上级单位
B. 生产经营单位
C. 政府监管部门
【单选题】
挖掘作业施工现场应根据需要设置护栏、盖板和警告、（ ） ，夜间应悬挂红灯警示；施工结束后要及时回填，并恢复地面设施。[1分] ___
A. 警示标志
B. 管道标识
C. 彩旗
D. 应急工具
【单选题】
《安全生产法》第四十二条规定，企业应当为从业人员提供符合 ( )的劳动防护用品，不符合要求的，不准提供。[1分] ___
A. 行业标准或者企业标准
B. 国家标准或者行业标准
C. 国家标准或者企业标准
D. 企业标准或者地方标准
【单选题】
《安全生产法》第一百一十三条规定，生产安全一般事故、较大事故、重大事故、特别重大事故的划分标准由( )规定。[1分] ___
A. 国家安全监督管理部门
B. 各级人民政府
C. 国务院
D. 人民法院
【多选题】
特殊作业许可证中应明确（ ）等内容。[2分] ___
A. 作业时间、地点、作业内容
B. 签发人、工作负责人
C. 风险控制措施
D. 监护人、批准人、许可人
【多选题】
专项施工方案应经管道企业分管技术领导组织作业部门、（ ）审查批准后，作为办理工作票、特殊作业许可证的依据。[2分] ___
A. 工作许可部门
B. 技术管理部门
C. 安监部门
D. 监理部门
【多选题】
《安全生产法》第二条规定，有关法律、行政法规对消防安全和道路交通安全、（ ）、特种设备安全另有规定的，适用其规定。[2分] ___
A. 铁路交通安全
B. 水上交通安全
C. 民用航空安全
D. 核与辐射安全
推荐试题
【单选题】
An administrator creates an ESXi cluster using vSphere Auto Deploy. The ESXi hosts are configured to get a management IP address from a DHCP server. The administrator needs to troubleshoot the management network on one of the hosts. Which DCUI option should the administrator use to renew the DHCP lease? ___
A. Restart Management Network
B. Restore Network Settings
C. Test Management Network
D. Configure Management Network
【单选题】
An administrator is re-provisioning an ESXi host and moving it to another datacenter. Which DCUI option should the administrator use to revert the system configuration to the default settings? ___
A. Reset System Configuration
B. Rebuild Default System Configuration
C. Revert System Configuration
D. Renew Default System Configuration
【单选题】
An administrator has just completed installing an ESXi 6.x host, but doesn't know what address has been configured. Where is the ESXi host IP address configured? ___
A. RVC console
B. Direct Console User Interface
C. vSphere Web Client
D. vSphere Client
【单选题】
When is it possible to place a VMFS5 datastore in maintenance mode? ___
A. When it is a member of a Storage DRS cluster
B. When it is a member of Virtual SAN cluster
C. When it is a member of a multi-extent datastore
D. When it is a member of a Virtual Volume
【单选题】
Immediately after installing ESXi, an administrator observes that the Configure Lockdown Mode option is grayed out in the Direct Console User Interface (DCUI). What is the most likely explanation? ___
A. The host has not yet been added to a vCenter Server.
B. The BIOS on the host does not have NX/XD enabled.
C. The ESXi host is running in evaluation mode.
D. The host requires a reboot before this feature is available.
【单选题】
Immediately after installing ESXi, an administrator observes that the Configure Lockdown Mode option is grayed out in the Direct Console User Interface (DCUI). What is the most likely explanation? ___
A. The host has not yet been added to a vCenter Server.
B. The BIOS on the host does not have NX/XD enabled.
C. The ESXi host is running in evaluation mode.
D. The host requires a reboot before this feature is available.
【单选题】
Which Single Sign-On deployment mode should an administrator use for two 6.x vCenter Servers configured with linked mode? ___
A. Basic Single Sign-On with vCenter Server Heartbeat
B. Multisite Single Sign-On
C. Basic Single Sign-On
D. Single Sign-On with Linked Mode
【单选题】
What is required when changing a virtual machine name using the vSphere Web Client? ___
A. Verify connectivity to the ESXi host where the virtual machine is running and its inventory list is accessible.
B. Verify in which datastore the virtual machine resides and that you have access and its inventory list is accessible.
C. Verify that virtual machine files are stored in the same datastore and can be accessed in the datastore browser list.
D. Verify the virtual machine is not running in Fault Tolerant mode and that it is not in a Distributed Resource Scheduler cluster.
【单选题】
An administrator deploys vRealize Operations into a vSphere 6.x environment. After the deployment, the administrator notices that badges are not appearing. What is a likely cause of this behavior? ___
A. Badges do not appear until you register vRealize Operations with vCenter Server.
B. Badges do not appear until you register a vCenter Server in vRealize Operations.
C. The vRealize Operations appliance needs to be redeployed.
D. The vCenter Server appliance needs to be redeployed.
【单选题】
How are ports scaled on vSphere Standard Switches (vSS)? ___
A. Ports on a vSS can be dynamically scaled up and down.
B. Ports on a vSS can only be statically scaled up or down.
C. Ports on a vSS can only be dynamically scaled down.
D. Ports on a vSS can only be dynamically scaled up.
【单选题】
A High Availability (HA) cluster is configured to respond to a given number of host failures. The cluster contains virtual machines configured with these settings: VM1 has a 1GHz CPU reservation and no Memory reservation VM2 has a 2GHz CPU reservation and no Memory reservation VM3 has no CPU reservation and no Memory reservation . Given this information, what is the correct slot size for the cluster? ___
A. The CPU Reservation should be set to 32MHz and the memory reservation should be set to 32MB plus memory overhead.
B. The CPU reservation should be set to 1 GHz and the memory reservation should be set to 0MB plus memory overhead.
C. The CPU reservation should be set to 2 GHz, and the memory reservation should be set to 0MB plus the virtual machine memory overhead.
D. The CPU reservation should be set to 2 GHz, and the memory reservation should be set to 32MB, plus the virtual machine memory overhead.
【单选题】
An administrator is planning a vSphere infrastructure with the following specific networking requirements: <The ability to shape inbound (RX) traffic> <Support for Private VLANs (PVLANs)> <Support for LLDP (Link Layer Discovery Protocol)>. What is the minimum vSphere Edition that will support these requirements? ___
A. vSphere Essentials Plus
B. vSphere Standard
C. vSphere Enterprise
D. vSphere
E. nterprise Plus
【单选题】
When you add an ESXi 6.x host to a new Cluster, which vSphere object owns the CPU and Memory resources of the hosts? ___
A. vCenter Server
B. Datacenter
C. Cluster
D. Host
【单选题】
A user is trying to retrieve objects from a SharePoint server and finds the request is taking an excessive amount of time. An administrator tries to isolate the issue and notes the following: Application performance is poor when compared to virtual machines on other hosts. Performance improves when the virtual machine is moved to another host. The virtual machine encounters higher than expected CPU %Ready times. What conclusion can be reached regarding the performance issues for this virtual machine? ___
A. Host Power Management is directly impacting virtual machine performance.
B. The virtual machine has a large number of snapshots.
C. The Path Selection Policy for the storage device is set differently on the affected host.
D. Network I/O control is configured for the portgroup.
【单选题】
A virtual machine template is accidently removed from the vCenter Server Inventory. Which method would be used to recover the template back into the environment?___
A. Use the datastore browser to locate the template, then right click and add the .vmtx file to inventory.
B. Use the datastore browser to locate the template, then right click and add the .vmx file to inventory.
C. Using the Managed Object Browser and adding the template from the ManagedObjectReference:GuestFileManager object.
D. Using the Managed Object Browser and adding the template from the ManagedObjectReference:VirtualDiskManager object.
【单选题】
A vSphere administrator needs to backup a virtual machine that has a Microsoft SQL Server Database installed. Which solution allows for an application quiesce to occur during backup?___
A. VMware vCenter Converter
B. VMware vCenter Site Recovery Manager
C. VMware vSphere Replication
D. VMware vSphere Data Protection Advanced
【单选题】
An administrator is migrating a virtual machine from a Test cluster to a Production cluster. The two environments do not have any shared storage. What is the easiest way to accomplish this task? ___
A. Perform a Storage vMotion.
B. Perform a regular vMotion.
C. Perform a Virtual to Virtual migration.
D. Perform a backup and restore using VMware Data Protection.
【单选题】
An administrator must determine an appropriate backup solution, given these conditions: 50 of the virtual machines are in a resource pool named Finance. 50 of the virtual machines are in a resource pool named QA. Which solution allows an administrator the ability to backup 100 virtual machines? ___
A. Use Snapshot Manager on the vCenter Server to backup the virtual machines.
B. Use the VMware Consolidated Backup (vcb) tool on the ESXi Host to backup the virtual machines.
C. Use the VMware Data Recovery (VDR) Appliance on the vCenter Server to backup the virtual machines.
D. Use the VMware Data Protection (VDP) Appliance on one of the
E. SXi Hosts to backup the virtual machines.
【单选题】
What is a benefit of using Enhanced vMotion Compatibility for an environment? ___
A. EVC masks CPU features to allow compatibility between hosts that are dissimilar.
B. EVC allows for cross platform vMotion to occur.
C. EVC enables Long
D. istance vMotion.
【单选题】
How many Link Aggregation Groups (LAGs) can be configured on a vSphere 6.x Distributed Switch? ___
A. 64
B. 96
C. 128
D. 256
【单选题】
How many Link Aggregation Groups (LAGs) can be configured on a vSphere 6.x Distributed Switch? ___
A. 64
B. 96
C. 128
D. 256
【单选题】
An administrator needs to verify that vMotion operations can be performed in a vSphere data center.What round trip time (RTT) latency is the maximum value that will allow vMotion operations to succeed? ___
A. 50ms RTT
B. 100ms RTT
C. 150ms RTT
D. 200ms RTT
【单选题】
A storage administrator has reported that full utilization of all bandwidth from an ESXi 6.x host is not being seen. In troubleshooting the issue, the Adapter details are shown in the Exhibit. Based on the exhibit, what is cause of the issue? ___
A. The array is not setup to use the correct multipathing policy.
B. There are no virtual machines on the ESXi host.
C. Not all links are used because a path is disabled.
D. Another path needs to be configured.
【单选题】
An administrator is migrating a powered-on virtual machine, as shown in the exhibit. Which option should be selected to perform a Storage vMotion of the VM? ___
A. Change storage only
B. Change VM compute resource only
C. Change both compute resource and storage, changing the compute resource first.
D. Change both compute resource and storage, changing the storage resource first.
【单选题】
An administrator is attempting to enable Storage I/O Control on a datastore, but it is failing. What is the likely reason for this failure? ___
A. The host is connected to a datastore is running on ESX 4.0.
B. The host is connected to a Fibre Channel storage array.
C. The datastore has multiple extents.
D. The datastore is managed by a single vCenter Server.
【单选题】
A mission-critical virtual machine built on vSphere 4.1 needs to be moved to an ESXi 6.x host.Which virtual hardware version is needed to move the virtual machine without upgrading? ___
【单选题】
An administrator is analyzing a virtual machine as shown in the Exhibit. What is the current long term risk for this virtual machine? ___
A. The virtual machine may run out of memory before April 27.
B. The virtual machine may continue to function after April 27.
C. The virtual machine has adequate memory configured for operation for the next 120 days.
D. The virtual machine has adequate memory reservation configured for operation for the next 120 days.
【单选题】
An administrator is monitoring a High Availability (HA) and Distributed Resource Scheduler (DRS) enabled cluster and has noticed that virtual machines in the cluster are being migrated without user intervention. Why is this happening? ___
A. The DRS Automation level is set to Fully Automated.
B. The Automation level is set to Automatic.
C. The
D. PM Threshold is set to Aggressive.
【单选题】
An administrator attempts to migrate a suspended virtual machine to a newly deployed vSphere 6.x cluster. The compatibility check fails. What condition could cause this behavior?___
A. The new vSphere 6.x cluster is running Intel CPUs instead of AMD CPUs.
B. A suspended virtual machine cannot be migrated.
C. The hardware virtualization feature of the CPU is not enabled on the new hosts.
D. A vSphere Distributed Switch is required to migrate a suspended virtual machine.
【单选题】
A vSphere administrator has been using vSphere in evaluation mode and now wants to deploy an environment that provides the same features. Which edition of vSphere provides similar functionality to evaluation mode? ___
A. Enterprise Plus
B. Enterprise
C. Standard
D. Essentials
【单选题】
A vSphere administrator has been using vSphere in evaluation mode and now wants to deploy an environment that provides the same features. Which edition of vSphere provides similar functionality to evaluation mode? ___
A. Enterprise Plus
B. Enterprise
C. Standard
D. Essentials
【单选题】
An administrator has just configured the IP address on an ESXi host from the Direct Console User Interface. How can the configuration be validated as correct without any additional tools?___
A. Add the host to vCenter Server and if it works, then all networking settings are ok.
B. Select the Test Management Network option from the DCUI.
C. Connect to the host with the vSphere Client and click the Test Network option.
D. Use PowerCLI to connect to the host and initiate a network test.
【单选题】
An administrator is installing vCenter Server for an environment that has 40 ESXi 6.x Hosts and 150 virtual machines. Which database would meet the minimal requirements needed for this task? ___
A. vFabric Postgres
B. Microsoft SQL Express 2008
C. Microsoft SQL Server 2014
D. Oracle 11g
【单选题】
What is a requirement when enabling a Virtual SAN cluster in an existing High Availability (HA) and Distributed Resource Scheduler (DRS) Cluster? ___
A. Disable DRS and HA before enabling Virtual SAN
B. Enable DRS before enabling Virtual SAN
C. Disable HA before enabling Virtual SAN
D. Enable Storage DRS before enabling Virtual SAN
【单选题】
The vSphere administrator attempts to connect to an ESXi host via an SSH client and receives the following security alert: The vSphere administrator needs to determine whether the RSA key fingerprint shown in the security alert is the fingerprint of the intended ESXi host. Which tool should the vSphere administrator use? ___
A. Direct Console User Interface
B. vSphere Client
C. vSphere Web Client
D. vSphere Management Assistant
【单选题】
An administrator needs to monitor traffic on vSwitches in a vSphere 6.x environment. Which option, if configured, would accomplish this task? ___
A. Forged Transmits
B. MAC Address Changes
C. Promiscuous Mode
D. Notify Switches
【单选题】
What is true regarding datastores on ESXi 6.x? ___
A. NFS 4.1 datastore does not support Fault Tolerance (FT)
B. VMFS3 and VMFS5 datastores can be newly created
C. NFS datastore can be concurrently mounted using NFS 4.1 on one host and NFS on another
D. NFS 3.0 datastore does not support Fault Tolerance (FT)
【单选题】
An administrator is cloning and configuring five new web server virtual machines. What would be the benefit of configuring resource shares for the new VMs? ___
A. To prioritize access to a resource during contention.
B. To guarantee access to a resource during contention.
C. To prioritize access to a resource before contention occurs.
D. To guarantee access to a resource before contention occurs.
【单选题】
An administrator logs into the vSphere Web Client and sees the warning shown in the Exhibit. During a change control window, the warning was addressed. What should be done to verify that the host is no longer showing the warning? ___
A. Run a Remediate host operation.
B. Recheck the compliance of the host.
C. Restart the host to get rid of the warning.
D. Install VMware tools to clear the warning.
【单选题】
A vApp named Sales has a Memory Limit of 32 GB and a CPU Limit of 12,000 MHz. There are three virtual machines within the vApp: <Sales-DB -- Has a memory reservation of 20 GB. > <Sales-DC -- Has a memory reservation of 8 GB. > <Sales-Web -- Has a memory reservation of 8 GB.> Which statement is correct? ___
A. All three virtual machines can power on, but will have memory contention.
B. All three virtual machines can power on without memory contention.
C. Only two of the three virtual machines can power on.
D. Only one of the virtual machines can power on.
