【判断题】
采用双螺母螺纹式调整滚珠丝杠轴向间隙的方法结构紧凑，调整方便，应用广泛
查看试卷，进入试卷练习
微信扫一扫，开始刷题
相关试题
【判断题】
若自准直仪上读数鼓轮每格角值分度值为1"，则其线值分度值可用0.05mm/m表示
【判断题】
所有的紫色酒精，在 1 米内不准点有明火，不准放在暖气片上
【判断题】
固定式装配适用于单件和小批量模具的装配，以及装配精度要求较高，需要调整的部位较多的装配
【判断题】
我国对企业发生的事故，坚持“四不放过”原则进行处理
【判断题】
在机械设备中，凸轮表面误差将会引起扭转振动
【单选题】
What happens to the status of users already logged into ESXi Shell when a vSphere administrator enables lockdown mode?___
A. Users remain logged in and can run commands, except to disable lockdown mode.
B. Users remain logged in and can run commands, including disabling lockdown mode.
C. Users are immediately logged out of ESXi Shell.
D. Users are logged out after a timeout specified by the vSphere administrator.
【单选题】
What is the effective vSphere licensing level during the 60 day evaluation period?___
A. vSphere Foundation Essentials Plus
B. vSphere Standard
C. vSphere Enterprise
D. vSphere
E. nterprise Plus
【单选题】
To comply with security requirements, an administrator with a vCenter Server Appliance needs to force logoff of the vSphere web client after 10 minutes of inactivity.What should the administrator do to meet the requirement?___
A. Edit: /var/lib/vmware/vsphere-client/webclient.properties, modify session.timeout=10
B. Edit: /opt/vmware/vsphere-client/webclient.properties, modify session.timeout=600
C. Edit: /var/lib/vmware/vsphere-client/webclient.properties modify session.timeout=600
D. Edit: /opt/vmware/vsphere-client/webclient.properties, modify session.timeout=10
【单选题】
An administrator enables High Availability (HA) on a Virtual SAN cluster.Which network is used for HA Network Heatbeat configuration?___
A. The Management network.
B. The vMotion network.
C. The Virtual SAN network.
D. The Provisioning Traffic network.
【单选题】
A user wants to monitor a business-critical virtual machine to ensure that it doesn't run out of resources. What metric could be monitored in vRealize Operations to address this concern?___
A. Time Remaining badge
B. Compliance badge
C. Reclaimable Waste badge
D. Density badge
【单选题】
An administrator has recently installed a new ESXi 6.x Host, and during the configuration notices sporadic network problems. To check whether the issue occurred sometime during the configuration, the administrator would like to reset the system.How can this be accomplished in the shortest amount of time?___
A. Run the ESXi installer again and reinstall the host.
B. Select the Reset System Configuration option from the vSphere Client when connected directly to the host.
C. From the
D. irect Console User Interface, select Reset System Configuration.
【单选题】
A vApp is running out of compute resources when overall activity is high within the resource pool. At other times, everything is fine.What should be done to resolve this issue?___
A. Increase the size of the resource pool Shares.
B. Set the vApp's CPU and Memory Reservation Type to Expandable.
C. Set the vApp's CPU and Memory Limit to Unlimited.
D. Create a new resource pool with the existing hardware configuration.
【单选题】
A virtual machine has been renamed and an administrator is unable to find files with the new virtual machine name in the datastore.What is the reason for this?___
A. The names of the files on the datastore do not change.
B. The names of the files on the datastore have been corrupted.
C. The virtual machine needs to be re-added to the inventory.
D. The Distributed Resource Scheduler moved the virtual machine to another host.
【单选题】
An administrator has configured network connectivity for a new virtual machine, as shown in the Exhibit.What will occur with the network traffic of this virtual machine when communicating externally from vSwitch1?___
A. The virtual machine will communicate on both uplinks
B. The virtual machine will only communicate on vmnic1
C. The virtual machine will only communicate on vmnic2
D. The virtual machine will fail to communicate externally
【单选题】
An administrator is unable to create the first group in a new vRealize Operations environment. What is the likely cause of the problem?___
A. There are no group types defined.
B. The group is not defined in SSO.
C. There are more than 32 group types defined.
D. The description for the group is not provided.
【单选题】
A new vApp was built and tested in the corporate headquarters datacenter running vSphere 6.x. What condition would explain why the virtual machine is failing to boot in an offsite datacenter running on vSphere 5.5?___
A. The virtual machine was built with the default hardware version.
B. The VMFS 5 datastore is not compatible with virtual machines configured with vSphere 6.x.
C. a
D. RS 5.5 cluster cannot run virtual machines configured with vSphere 6.x.
【单选题】
An administrator is evaluating whether to deploy vCenter Server on a Windows server or on a vCenter Server appliance. The administrator has the following requirements: <A web browser will be utilized to manage the vSphere environment.> <16 ESXi hosts will be deployed.> <Licenses must be shared with a vCenter Server at another site.> <An external Oracle 10g database server will be used to host the vCenter Server database.> Why will the administrator need to deploy vCenter Server on a Windows server?___
A. Linked Mode is a requirement for the solution.
B. Oracle 10g is a requirement for the solution.
C. The vSphere web client is a requirement for the solution.
D. Management of more than 5 hosts is a requirement for the solution.
【单选题】
What is a benefit of using VMware Data Protection ?___
A. Provides support for guest-level backups and restores of Microsoft SQL Servers, Exchange Servers, and Share Point Servers.
B. Provides support for advanced storage services including replication, encryption, deduplication, and compression.
C. Provides direct access to VDP configuration integrated into the vSphere Client.
D. Reduces disk space consumed by virtual machine data using deduplication.
【单选题】
An administrator enables vSphere High Availability (HA) on an existing cluster with a large number of hosts and virtual machines. The administrator notices that the setup of vSphere HA on some of the hosts is failing. What step, if taken, might resolve this issue?___
A. Increase the value of the config.vpxd.das.electionWaitTimeSec setting.
B. Set the value of vpxd.das.aamMemoryLimit to 256.
C. Set the value of the das.useDefaultIsolationAddress setting to False.
D. Increase the value of the das.iostatsinterval setting.
【单选题】
An ESXi 6.x host consists of 24 logical cores. Hyperthreading is enabled on the host. What is the maximum number of vCPUs that can be assigned to a virtual machine on this host?___
【单选题】
By default, each ESXi 6.x host is provisioned with a certificate from which root certificate authority?___
A. RedHat Certificate Authority
B. VMware Certificate Authority
C. DigiCert Certificate Authority
D. Verisign Certificate Authority
【单选题】
An administrator is adding an NFS datastore as shown in the Exhibit. What is the purpose of the Servers to be added list?___
A. It contains the IP addresses of the NFS Storage Server to provide multipathing capability.
B. It contains the IP addresses of the ESXi hosts that mount the datastore.
C. It contains the IP addresses used for
D. ynamic Discovery of targets.
【单选题】
An administrator reports that the System Event log data is only available for 24 hours when reviewing the Hardware Status tab. Which condition could be responsible for the loss of data?___
A. A Reset event log was executed.
B. The statistical collection level was set to a value of 1.
C. The boot disk of the host is corrupt.
D. Syslog has been configured at the vCenter Server level.
【单选题】
During an upgrade, the ESXi 6.x installer finds an existing version of ESXi and a VMFS3 volume. No virtual machines exist on the host or VMFS3 volume. The requirement is to upgrade to VMFS5. Which option should be chosen to meet this requirement?___
A. Upgrade ESXi and preserve the VMFS datastore
B. Install ESXi and preserve the VMFS datastore
C. Install ESXi and overwrite the VMFS datastore
D. Upgrade
E. SXi and overwrite the VMFS datastore
【单选题】
A vSphere 6.x Standard Switch is configured with 4 virtual machine portgroups, as shown in the exhibit. Which portgroup would be utilized by default when creating a new virtual machine?___
A. Access Network
B. DMZ Network
C. VM Network
D. Virtual Machine Network
【单选题】
Which vSphere 6.x feature will allow an organization to utilize native snapshots?___
A. Virtual Volumes
B. Virtual SAN
C. VMFS3
D. VMFS5
【单选题】
An administrator is creating a new vSphere Distributed Switch that will be utilized with a specific vSphere Cluster. The cluster itself contains a mix of ESXi 5.x and 6.x Hosts. Which Distributed Switch version should be created to support this configuration?___
A. Distributed Switch: 6.0.0
B. Distributed Switch: 5.0.0
C. Distributed Switch: 5.1.0
D. Distributed Switch: 5.5.0
【单选题】
Which load balancing policy, previously limited to vSphere Distributed Switches, is now available on vSphere Standard Switches with vSphere 6.x?___
A. Route based on physical NIC workload
B. Route based on IP Hash
C. Route based on the originating virtual port
D. Route based on Source MAC Hash
【单选题】
A storage administrator is not seeing full utilization of all bandwidth from an ESXi host. The vSphere administrator observes the adapter details, as shown in the Exhibit. What is the probable cause of this issue?___
A. Another path needs to be used to allow full utilization of the bandwidth.
B. The array is not setup to use the correct multipathing policy.
C. There are no virtual machines on the host.
D. No traffic is being sent across it because a path failed.
【单选题】
A storage administrator is not seeing full utilization of all bandwidth from an ESXi host. The vSphere administrator observes the adapter details, as shown in the Exhibit. What is the probable cause of this issue?___
A. Another path needs to be used to allow full utilization of the bandwidth.
B. The array is not setup to use the correct multipathing policy.
C. There are no virtual machines on the host.
D. No traffic is being sent across it because a path failed.
【单选题】
An administrator has just completed performing an interactive installation of ESXi 6.x and is booting the host. How is the network initially configured?___
A. The network is configured by Automatic Private IP Addressing (APIPA).
B. The network is configured based on the settings detected in DNS.
C. The network is configured with the address as specified in the installer.
D. The network is automatically configured by DHCP.
【单选题】
You have just installed an ESXi 6.x Host. As part of your company security regulations, a security banner must be presented on the console of the host. How can this action be accomplished?___
A. Configure the Advanced Settings > Annotations screen of the ESXi host.
B. This is configured from the Direct Console User Interface configuration menu.
C. It is not possible to configure a security banner for the ESXi host.
D. From vCenter Server, this setting is configured globally in the vCenter Server configuration.
【单选题】
An administrator is only able to see the Health Badge when using the vRealize Operations user interface. What is the likely cause of this behavior?___
A. The vRealize Operations Foundation License is in use.
B. The vmware-sps service failed to start.
C. The vRealize Operations Standard License is in use.
D. The vmware-rbd-watchdog service failed to start.
【单选题】
An administrator has configured an alarm to be notified when a virtual machine meets either of these conditions: <High virtual CPU> <High active memory consumption.> <The alarm is only triggering when both of the conditions are met.> What can be done to correct the alarm behavior?___
A. Edit the alarm and select Trigger if ANY of the following conditions are satisfied.
B. Edit the alarm and select Trigger if ALL of the following conditions are satisfied.
C. Create two separate alarms, one for CPU and one for memory and link them together with ESXCLI.
D. Delete the existing alarm and create a new event based alarm.
【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 attempting to restore a number of files in a directory within the Operating System of a virtual machine. How can the administrator restore the files from a previous backup? ___
A. Use the File Level Restore option from the selected backup of the virtual machine in the vSphere Web Client.
B. Connect to the File Level Restore tool from a web browser in the virtual machine.
C. Connect to the File Level Restore tool from the VMware
D. ata Protection appliance.
【单选题】
After selecting an object in vRealize Operations, how can a user compare the badge values of related child objects? ___
A. Use the Scoreboard tab
B. Use the Relationship tab
C. Use the Members tab
D. Use the Overview tab
【单选题】
You want to deploy a vApp and dynamically assign IP addresses without a DHCP server on the network. Which action would you take to accomplish this task? ___
A. Enable IP pools.
B. Configure a local DHCP server in the vApp.
C. Enable NAT on the vApp router.
D. Configure the guest OS for workgroup and WINS.
【单选题】
What is the optimal configuration when building a virtual machine for a single-threaded Windows application? ___
A. Deploy single-threaded applications on uniprocessor virtual machines.
B. Deploy single-threaded applications on symmetric multi-processor virtual machines.
C. Tune single-threaded applications to take advantage of symmetric multi-processor resources.
D. Tune Single-threaded applications at the hypervisor level.
推荐试题
【多选题】
每月月初，营销应将上月的电费相关数据与财务进行对账，以保证双方电费数据一致，对账的内容包含（ ）。
A. A.上月应收电费
B. B.上月实收电费
C. C.上月末电费余额
D. D.上月平均电价
【多选题】
一切电力收费票据均由财务负责（ ）。
A. A.保管
B. B.发行
C. C.回收
D. D.使用
【多选题】
实施居民阶梯电价的目的意义包括以下哪几项。
A. A.有利于理顺电价机制
B. B.有利于建立公平负担的用电机制
C. C.有利于促进节能减排
D. D.有利于改善员工福利
【多选题】
《广西电网有限责任公司客户用电报装受理指导意见(2017版)》中规定在受理客户报装时，必须首先核对（ ）。
A. A.客户结清电费
B. B.无正在处理的违章
C. C.违约用电行为
D. D.在途工单
【多选题】
按应用模式划分，费控可分为：（ ）。
A. A.远程费控
B. B.本地费控（远程信道）
C. C.卡表费控
D. D.外地费控
【多选题】
《中国南方电网有限责任公司电力安全工作规程）》（Q/CSG510001-2015）第3.7条规定：（）的电气设备称为运用中的电气设备。
A. A.全部带有电压
B. B.一部分带有电压
C. C.一经操作即带有电压
D. D.未接入系统
【多选题】
低压自动空气开关的基本特点有（）。
A. A.关合和开断能力大
B. B.保护性能好、恢复送电快
C. C.操作方便、维护方便
D. D.保护性能好
【多选题】
熔断器的电气优点有（）。
A. A.性能可靠
B. B.寿命长
C. C.体积小
D. D.遮断容量大
【多选题】
电缆标志牌一般应注明（）。
A. A.电缆的型号
B. B.电缆的起点和终点
C. C.电缆的长度
D. D.穿越障碍物用黄色“电缆”标志牌
【多选题】
电缆的路径选择，应避免电缆遭受（）危害。
A. A.机械性外力
B. B.过热
C. C.腐蚀
D. D.接地短路
【多选题】
电缆保护层中常用的防蚁剂有：（）等。
A. A.伏化剂
B. B.艾氏剂
C. C.石灰粉
D. D.氯丹
【多选题】
（）的绝缘线，无承力线的集束线，严禁在档内做承力连接。
A. A.不同金属
B. B.不同规格
C. C.不同绞向
D. D.不同厂家
【多选题】
普通拉线用在（）等处用来平衡固定不平衡荷载，与线路方向对正。
A. A.终端杆
B. B.分支杆
C. C.耐张杆
D. D.直线杆
【多选题】
低压接户线的（）应从同一基电杆引下。
A. A.相线
B. B.中性线
C. C.保护线
D. D.弱电线
【多选题】
下列哪些情况应对安全工器具进行试验：（）。
A. A.规程要求进行试验的
B. B.新购置的
C. C.自行研制的
D. D.国家明令淘汰的
【多选题】
测量首末端电压的作用：（）。
A. A.通过测量低压台区的首端电压与末端电压能计算出该低压线路的线损等问题
B. B.通过测量低压台区的首端电压与末端电压能得知供电电压质量是否在允许偏差范围内
C. C.通过测量低压台区的首端电压与末端电压能监测电网是否正常运行，是否有泄漏电压，危及电网安全
D. D.计算线路电阻
【多选题】
进行电力电缆绝缘电阻摇测前应（）。
A. A.对运行中的电缆要先停电，然后对停电电缆验电
B. B.对已退出运行的电缆放电、挂接地线
C. C.拆除电缆两端与设备或线路的接线，拆除接地线，对侧围好围栏并派人看守
D. D.电缆两端围好围栏并派人看守
【多选题】
配电线路巡视的目的是（）。
A. A.掌握线路及设备运行情况
B. B.发现并消除缺陷，预防事故发生
C. C.提供详实的线路设备检修内容
D. D.检查巡视质量
【多选题】
对电力系统的基本要求是（）。
A. A.保证对用户的供电可靠性和电能质量
B. B.提高电力系统运行的经济性
C. C.减少对环境的不良影响
D. D.电网建设越超前越好
【多选题】
三相交流电与单相交流电相比的优点有（）。
A. A.三相电机可制造的容量比较大，运行特性好
B. B.三相电动机转动平稳、结构简单、维护方便、噪声小
C. C.远距离输送电能比较经济，降低电能损耗，节约导线
D. D.远距离输送电能经济性差
【多选题】
起重机具应（）。
A. A.妥善保管
B. B.列册登记
C. C.定期检查试验
D. D.存于室内
【多选题】
在力学中，把力的（）称为力的三要素。
A. A.大小
B. B.方向
C. C.作用点
D. D.重力
【多选题】
属于单动作起重机械的有（）、（）和（）等。
A. A.千斤顶
B. B.起重葫芦
C. C.卷扬机
D. D.塔吊
【多选题】
《南方电网公司低压集抄工程验收规范》，用户档案信息验收的要求包括（ ）。
A. A.核对每个供电台区的集中器、采集器在营销系统、计量自动化系统的档案信息与现场是否对应一致。
B. B.检查每个供电台区用户档案、电能表档案在营销系统、计量自动化系统的信息与现场是否对应一致。
C. C.检查每个供电台区的集中器存储的样本电能表信息与现场是否对应一致。
D. D.检查每个供电台区的集中器存储的样本电能表信息与营销系统是否对应一致。
【多选题】
关于推进低压集抄自主运维的指导意见《营销系统计量自动化终端故障处理功能规范》第4.1.4规定，故障信息受理收集的信息主要包括：（ ）等。
A. A.终端在线情况
B. B.数据采集情况
C. C.异常报警信息
D. D.终端档案信息
【多选题】
关于推进低压集抄自主运维的指导意见《低压集抄技术方案及其典型故障排除方法》3.1低压集抄系统简介。本地通信信道根据采用通讯载体的不同，可分为（ ）
A. A.485总线通信技术
B. B.电力线载波通信技术
C. C.无线通信技术
D. D.调度数据网通信技术
【多选题】
"根据《智能电表与低压集抄建设工作指引五（数据质量）》，关于低压集抄抄表数据核对的工作要求，下列说法正确的有：（ ）。
A. A.核实营销系统与计量自动化系统的台区清单是否一致
B. B.现场表码和计量自动化系统的表码核对，台区负责人要在一周内完成核对
C. C.十天内自动抄表率至少有一天达到100%，且有连续三天不低于98%。
D. D.七天内自动抄表率至少有一天达到100%，且有连续二天不低于98%。
【多选题】
《智能电表与低压集抄建设工作指引》三（施工质量及安全）。关于施工质量管理中的风险管控措施，下列说法正确的是（ ）
A. A.表计安装前，应认真核对图纸和工作单是否一致完备
B. B.入户线的管槽安装应有防进水措施；
C. C.现场具备接地条件的，RS-485通信线屏蔽层要单点接地
D. D.电表更换后，10日内必须完成营销系统用户档案归档
【多选题】
《居民用户家用电器损坏处理办法》第十二条：属于使用寿命为12年的电机类家用电器有（）。
A. A.电冰箱
B. B.空调
C. C.洗衣机
D. D.取暖器
【多选题】
《南方电网有限责任公司用电检查管理办法》第3.1条：重要客户根据供电可靠性的要求以及中断供电危害程度，分为（）、（）和（）。
A. A.特级
B. B.一级
C. C.二级
D. D.三级
【多选题】
供电企业对查获的窃电者应按()处理。
A. A.应予制止并可当场中止供电
B. B.窃电者应按所窃电量补交电费
C. C.承担补交电费三倍的违约使用电费
D. D.承担补交电费六倍的违约使用电费
【多选题】
下列属于防止窃电的组织措施的是()。
A. A.抄表人员的管辖范围实现定期或不定期轮换
B. B.严格执行抄表复核制度，每月抄表后及时复核 "
C. C.完善客户档案，如TV和TA变比、电表编号、用电地址等应核对无误，尤其是新增客户装表接电阶段要做好交接工作和及时建档
D. D.规范低压线路安装架设和电能表的安装
【多选题】
现场检查客户电能计量装置，包括()。
A. A.检查电能表和终端
B. B.检查接线
C. C.检查互感器
D. D.检查开关设备
【多选题】
用电检查人员在侦查窃电时使用的“经济分析法”是指()。
A. A.线损率分析法
B. B.用户单位产品耗电量分析法
C. C.用户功率因数分析法
D. D.对照容量分析法
【多选题】
《供电监管办法》第二十条规定：供电企业应当按照国家有关规定，遵循()的原则，与用户、趸购转售电单位签订供用电合同，并按照合同约定供电。
A. A.平等自愿
B. B. 协商一致
C. C. 诚实信用
D. D. 客户至上
【多选题】
电力生产与电网运行应当遵循()、()、()的原则。（中华人民共和国电力法）
A. A. 安全
B. B. 优质
C. C. 经济
D. D. 稳定
【多选题】
《供电监管办法》第二十二条规定：供电企业应当方便用户查询下列信息()。
A. A. 用电报装信息和办理进度
B. B.用电投诉处理情况
C. C. 其他用电信息
D. D.供电企业政务信息
【多选题】
关于采用全载波组网方式的集抄系统，以下说法正确的有（）。
A. A.载波集中器可以通过有线网络、无线网络等方式与主站通讯。
B. B.载波集中器只能采集同一变压器台区内的载波电能表的数据。
C. C.同一载波集中器管理的电能表不能有重复的地址码。
D. D.载波集中器通过接入台区内的任意一相线一零线即可采集所有的数据。
【多选题】
下列关于集中器安装位置选择要求的说法，正确的有（）。
A. A.一般在台区的中心位置。
B. B.有三相四线供电电源。
C. C.考虑CDMA或GPRS通讯的可靠性。
D. D.尽可能安装在供电线路末端。
【多选题】
采用GPRS通信方式的计量自动化终端终端，现场调试上线需要设置的参数主要包括（）。
A. A.主站IP地址
B. B.端口号
C. C.APN
D. D.测量点参数
