相关试题
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三相异步电动机运行时转子突然卡住不动，不及时切断电源电动机也不会烧坏
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电动机启动时发出嗡嗡声，是由于电动机缺相运转以致电流过大而引起的
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晶体管逆变器主振荡电路是利用三极管的开关特性作为直流断续器的
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铅蓄电池在放电过程中，内阻逐渐增加；充电过程中，内阻逐渐减小
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铅蓄电池放电时，负极板铅释放电子，在电解液作用下变为硫酸铅
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镉镍蓄电池电解液应尽量避免与空气接触，以防生成危害电池的杂质
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镉镍蓄电池使用苛性碱作电解液，苛性碱对人体皮肤和眼睛没有损害
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镉镍蓄电池泄气装置中的密封橡胶圈漏气，蓄电池可照常使用
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镉镍蓄电池不能过放电，以免氧气和氢气析出，冲开橡胶圈泄出气体
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使用500 V兆欧表测量客车配线，易损坏车电装置中的半导体元件
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变压器温度的测量主要是通过对其油温的测量来实现的，如果发现油温较平时相同负载和相同条件下高出10 ℃时，应考虑变压器内发生了故障
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J5型感应子发电机输出的交流电压经整流后，供负载和蓄电池充电用，充电电流由限流节控制为35 A
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KP-2A型控制箱中发电机过压保护电路整定值为63 V
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KP-2A型控制箱过压保护电路的主要元件是稳压管CW2
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KP-2A型控制箱中，实现过压保护的执行元件是熔断器FU3
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KP-2A型控制箱的主要控制元件为晶体三极管
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KP-2A型控制箱的主整流电路采用晶闸管三相可控整流电路
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客车电扇在额定电压下，连续运转1h，电枢绕组及励磁绕组的温升不得超过50 ℃
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客车电扇电机绕组的绝缘电阻在温升后测量，其值应在1 M 以上
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目前客车上多采用CZ0系列交流接触器和CJ10系列直流接触器
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交流耐压试验时，加至试验标准电压后的持续时间，凡无特殊说明者均为60 s
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客车空调机组在夏季简单工况应按通风机、电热器和废气排风扇的顺序动作
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客车空调机组在冬季简单工况应按通风机、冷凝器排风扇，制冷压缩机与废气排风扇的先后顺序动作
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进入电气化铁路区段，遇有紧急情况，乘务人员可以上车顶检修车辆
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登高作业时，严禁两人同时站立在同一梯子上
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工作中坚守岗位，遵守纪律，严禁 脱岗 、 串岗、私自替班、 换岗
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一个境内员工外派到境外也可以享受个人所得税专项附加扣除。
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在民办学校接受教育也可以享受子女教育专项附加扣除。
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在境外学校接受教育不可以享受子女教育专项附加扣除。
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实行核定征收个人所得税的纳税人，不能享受商业健康保险个人所得税优惠政策。
【判断题】
个人购买商业健康保险未获得税优识别码的，其支出金额不得在个人所得税税前扣除。
【判断题】
有连续性劳务报酬所得的个人购买商业健康保险可以扣除，连续性劳务报酬所得是指个人连续6个月以上（含6个月）为同一单位提供劳务而取得的所得。
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从2019年1月1日起，对保险营销员、证券经纪人取得佣金收入的劳务报酬所得，采取累计预扣方法预扣预缴税款，不适用劳务报酬所得的比例加成预扣法。
【判断题】
个体工商户业主购买符合规定的商业健康保险产品支出，在经营所得月（季）预缴时享受商业健康保险税前扣除政策。
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取得经营所得的个人，没有综合所得的，专项附加扣除只能在办理汇算清缴时扣除，月（季）预缴时不享受税前扣除政策
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纳税人拒不提供个人所得税专项附加扣除留存备查资料的，主管税务机关应当责令其改正；情形严重的，应当纳入有关信用信息系统，并按照国家有关规定实施联合惩戒；涉及违反税收征管法等法律法规的，税务机关依法进行处理。
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纳税人通过远程办税端选择扣缴义务人并报送专项附加扣除信息的，扣缴义务人根据接收的扣除信息办理扣除。纳税人事后需要将纸质《扣除信息表》（一式两份）报送给扣缴义务人，纳税人和扣缴义务人签字（章）后分别留存备查。
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享受大病医疗专项附加扣除的纳税人，只能由纳税人在次年3月1日至6月30日内，自行向汇缴地主管税务机关办理汇算清缴申报时扣除
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我国对企业发生的事故，坚持“四不放过”原则进行处理
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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
