【判断题】
一切电话中断后发出的列车(持有附件3通知书1的列车除外),应于停车后,立即从列车两方面按线路最大速度等级规定的列车紧急制动距离位置处防护。
A. 对
B. 错
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答案
B
解析
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相关试题
【判断题】
在不得已情况下,列车必须分部运行时,司机应报告前方站(列车调度员),并做好遗留车辆的防溜和防护工作。
A. 对
B. 错
【判断题】
列车发生火灾.爆炸时,须立即停车,停车地点应尽量避开人员密集地点.长大隧道等,选择便于旅客疏散的地点。
A. 对
B. 错
【判断题】
列车运行途中司机接到因热轴需停车检查的通知后,应采用紧急制动停车,列车停车后由车辆乘务员负责检查,无车辆乘务员的由司机确认能否继续安全运行,或就近站甩车处理。
A. 对
B. 错
【判断题】
向封锁区间开行救援列车时,司机接到救援命令后,必须认真确认,命令不清.停车位置不明确时,不准动车。
A. 对
B. 错
【判断题】
遇有施工引导接车并正线通过时,准许列车司机凭引导手信号的显示,以不超过20 km/h速度进站。
A. 对
B. 错
【判断题】
向施工封锁区间开行路用列车时,列车进入封锁区间的行车凭证为路票。
A. 对
B. 错
【判断题】
路用列车应由施工单位指派胜任人员携带列车无线调度通信设备值乘,并在区间协助司机作业。
A. 对
B. 错
【判断题】
线路标志,按计算公里方向设在线路左侧。计算公里
A. 对
B. 错
【判断题】
预告标设在进站信号机及线路所通过信号机外方 900 m、1000 m及1100 m处,但在设有预告或接近信号机及自动闭塞的区段,均不设预告标。
A. 对
B. 错
【判断题】
机车综合无线通信设备通信模式转换提示标志采用涂有黑底色.黑框.写有黑“通信转换” 字样的方形板。
A. 对
B. 错
【判断题】
在双线区段反向运行时,列车标志显示方式为机车前端一个头灯及中部右侧一个红色灯光。
A. 对
B. 错
【判断题】
当重复鸣示听觉信号时,须间隔3S以上。
A. 对
B. 错
【判断题】
听觉信号,长声为3s,短声为1s,音响间隔为2s 。
A. 对
B. 错
【判断题】
发现线路有危及行车安全的不良处所时,应鸣示紧急信号。
A. 对
B. 错
【判断题】
在接近鸣笛标.道口.桥梁.隧道.行人.施工地点或天气不良时,应鸣示起动注意信号。
A. 对
B. 错
【判断题】
机车的鸣笛鸣示方式中,警报信号的鸣示方式为二长声
A. 对
B. 错
【判断题】
机车库内整备完毕要道准备出段时,机班必须确认调车信号或股道号码信号.道岔开通信号.道岔表示器显示正确,厉行确认呼唤(应答),鸣笛动车(限鸣区段除外)。
A. 对
B. 错
【判断题】
机车到达站.段分界点停车,签认出段时分,了解挂车股道和经路,执行车机联控,按信号显示出段。
A. 对
B. 错
【判断题】
进入挂车线后,应严格控制机车速度,执行十.五.三车和一度停车规定,确认脱轨器.防护信号及停留车位置。
A. 对
B. 错
【判断题】
机车连挂车列时,司机应根据需要大量撒砂,连挂后要试拉
A. 对
B. 错
【判断题】
司机应在列车充风或列车制动机试验时,检查本务机车与列尾装置主机是否已形成“一对多”关系。
A. 对
B. 错
【判断题】
司机应在列车充风或列车制动机试验时,检查本务机车与列尾装置主机是否已形成“一对一”关系。
A. 对
B. 错
【判断题】
机车挂车后,司机进行列车制动机试验时发现充.排风时间短等异常或制动主管漏泄每分钟超过20kPa时,及时通知检车人员(无检车人员时通知车站值班员)。
A. 对
B. 错
【判断题】
机车挂车后,司机发现制动关门车辆数超过规定时,发车前应持有制动效能证明书
A. 对
B. 错
【判断题】
司机发现排风时间短等异常或制动主管漏泄每分钟超过20kPa时,应及时通知检车人员(无检车人员时通知车站值班员)。
A. 对
B. 错
【判断题】
司机起动列车前使用列尾装置检查尾部制动主管压力是否与机车制动主管压力基本一致。
A. 对
B. 错
【判断题】
列车起动后,机班应进行后部瞭望,确认列车起动正常。
A. 对
B. 错
【判断题】
机车司机在运行中必须严格执行“彻底瞭望.确认信号.准确呼唤.手比眼看”的“十六字令”。
A. 对
B. 错
【判断题】
装有列尾装置的列车出发前.出站前.进入长大下坡道前和停车站出站后,应使用列尾装置对制动主管的压力变化情况进行检查。
A. 对
B. 错
【判断题】
装有列尾装置的列车出发前.进站前.进入长大下坡道前和停车站出站后,应使用列尾装置对制动主管的压力变化情况进行检查。
A. 对
B. 错
【判断题】
进入停车线停车时,提前确认LKJ显示距离与地面信号位置是否一致,准确掌握制动时机.制动距离和减压量,应做到一次停妥。
A. 对
B. 错
【判断题】
进入停车线停车时,提前确认LKJ显示距离与地面信号位置是否一致,准确掌握制动时机.制动距离和减压量,应做到一次停妥。
A. 对
B. 错
【判断题】
列车进入停车线施行制动停车时,累计减压量,不应超过最小有效减压量
A. 对
B. 错
【判断题】
货物列车应保压停车,直至发车前出站(发车进路)信号机开放或接到车站准备开车的通知后,方能缓解列车制动
A. 对
B. 错
【判断题】
铁路事故责任分为全部责任.主要责任.重要责任.次要责任和同等责任。
A. 对
B. 错
【判断题】
机务段直接行车有关人员、机车试运转有关人员,凭工作证可登乘本段机车。
A. 对
B. 错
【判断题】
因救援抢险等需要相关人员凭工作证可登乘机车。
A. 对
B. 错
【判断题】
驾驶证有效期届满未延续的,应当申请延续驾驶证。
A. 对
B. 错
【判断题】
调车作业前,无线调车灯显设备必须试验良好。
A. 对
B. 错
【单选题】
夜11時( )過ぎたら、電話をかけないでください。
A. に
B. で
C. を
D. から
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国统区第二条战线的形成,表明在不仅在军事战线上,而且在政治战线上,国民党都打了败仗。
A. 对
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抗战胜利后,一些民主党派领导人所主张的“中间路线”实质上就是资产阶级共和国方案,是旧民主主义的道路。
A. 对
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内战爆发后,客观形势决定了人民没有走中间路线的余地,原先主张走第三条道路的各党派都靠近了中国共产党,站到了新民主主义革命的立场上来。
A. 对
B. 错
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1949年9月的召开的中国人民政治协商会议,是新中国的创建会议,《共同纲领》起着临时宪法的作用。
A. 对
B. 错
【判断题】
民主党派参加新政协并在新中国参政,标志着民主党派地位的根本变化,它们不再是在野党,成为了中国人民民主专政的参加者。
A. 对
B. 错
【判断题】
人民民主专政的新中国的创建,标志着近代以来中国面临的两大历史任务的基本完成。
A. 对
B. 错
【单选题】
A vSphere content library administrator is attempting to unpublish the content library, but the option is grayed out as shown in the Exhibit. Which statement identifies the reason for not being able to unpublish? ___
A. The content library is optimized for syncing over HTTP.
B. A synchronization operation is in progress with this content library.
C. There are active subscriptions on this content library.
D. Underlying storage for this content library is not accessible.
【单选题】
Assuming a mirrored (RAID-1) object configuration, how many hosts must contribute storage in a non-stretched VMware vSAN cluster to satisfy the “Number of failures to tolerate” policy option?“n” is the desired “Number of failures to tolerate” value for all options.___
A. 2n+2
B. 2n
C. 2n+1
D. 3n
【单选题】
An administrator must change the statistics level for short-term performance monitoring and wants to collect metrics for all counters, excluding minimum and maximum rollup values. What would be the statistics level?___
A. Level 3
B. Level 1
C. Level 2
D. Level 4
【单选题】
In a vSphere environment, two resource pools are created as shown in the Exhibit. Each VM is configured with 1 GB of memory. When the administrator tried to power on VM3, the operation failed. What action in the resource pool settings will allow VM3 to power on successfully?___
A. Deselect Expandable Memory Reservation
B. Increase Memory Reservation
C. Deselect Expandable CPU Reservation
D. Increase the CPU Reservation
【单选题】
Which network is used by vSphere HA when VMware vSAN is enabled?___
A. Management network
B. vSphere Replication network
C. vMotion network
D. VSAN network
【单选题】
Which statement is correct when migrating from a Windows vCenter Server to the vCenter Server Appliance 6.5?___
A. Migration deployments do not migrate local OS users from the source vCenter Server.
B. Migration deployments support DHCP on the source vCenter Server.
C. Migration deployments allow the source vCenter Server to remain powered on afterwards.
D. Migration deployments support custom ports for all services on the source vCenter Server.
【单选题】
How can failback of a recovered virtual machine in vSphere Replication be performed?___
A. No action required, because failback is automatically performed to the source site.
B. Configure a new replication in the reverse direction at the target site.
C. Disable or Stop the virtual machine replication on the source site.
D. Power off and unregister the virtual machine on the target site.
【单选题】
After upgrading the vSphere infrastructure and VMware Tools to version 6.5, the “Upgrade VM Compatibility” option is grayed out in the vSphere Web Client. (See Exhibit.) What must the administrator do to enable the VM compatibility upgrade?___
A. VMware Tools should be upgraded last.
B. Restart the ESXi server.
C. Uninstall VMware Tools.
D. Power off the virtual machine.
【单选题】
What availability mode does vCenter HA provide?___
A. Active-Passive
B. Active-Standby
C. Active-Active
D. Load-balanced
【单选题】
In which scenario will vSphere DRS balance resources when set to Fully Automated?___
A. Hosts with only shared storage
B. Hosts are part of a vSphere HA cluster
C. Power Management is set to Balanced on hosts
D. Hosts with shared or non-shared storage
【单选题】
What VMware technology can be used to move physical servers to the vSphere infrastructure?___
A. VMware vMotion
B. VMware Converter
C. VMware vCenter Server
D. OVF transport
【单选题】
Upgrading vCenter Server with Microsoft SQL database fails with the following error message: The DB User entered does not have the required permissions needed to install and configure vCenter Server with the selected DB. Please correct the following error(s): %sWhat could cause this error?___
A. incorrect ports open on SQL Server
B. incorrect database on the SQL server
C. incorrect compatibility mode on the SQL server
D. incorrect permission on SQL Server database
【单选题】
What is a potential downside of having more than four paths per datastore?___
A. limits the storage protocols
B. increases storage latency for VM
C. limits the path selection policies
D. limits the number of LUNs per host
【单选题】
Which feature facilitates the sharing of templates via vCenter Server?___
A. Content Library
B. OVF
C. folders
D. vApp
【单选题】
A vSphere Administrator is in the process of configuring replication for a virtual machine, but is not able to select the Recovery Point Objective (RPO) value of 5 minutes. Which statement could explain why the RPO value cannot be lower than 15 minutes?___
A. The OS quiescing option is selected for Replication options.
B. The virtual machine hardware version is not compatible.
C. The target and source sites use different types of datastores.
D. The target and source sites are not using VMFS 6.0 datastore.
【单选题】
What advanced parameter defines a custom isolation IP address for a vSphere HA cluster?___
A. das.usedefaultisolationaddress
B. das.isolationshutdowntimeout
C. fdm.isolationpolicydelaysec
D. das.isolationaddress
【单选题】
Which method is supported for backing up the virtual machine that contains vCenter Server?___
A. differential
B. incremental
C. full image
D. individual disks
【单选题】
A vSphere Administrator must ensure that a user is able to view and manage the system configuration in vSphere Web Client. In the vCenter Single Sign-On domain, which group should the user be a part of?___
A. SystemConfiguration.BashShellAdministrators
B. ComponentManager. Administrators
C. Administrators
D. SystemConfiguration.Administrators
【单选题】
What is the minimum number of hosts that must contribute capacity to a non-ROBO single site VMware vSAN cluster?___
A. 1
B. 64
C. 3
D. 2
【单选题】
Which guest operating system supports PVRDMA?___
A. Windows (32-Bit)
B. Linux (32-Bit)
C. Windows (64-Bit)
D. Linux (64-Bit)
【单选题】
What is the correct way to replace the certificate on an existing vCenter Server that is part of a vCenter HA configuration?___
A. Put the vCenter HA in Maintenance mode, replace the certificate, exit Maintenance mode.
B. Shut down Passive and Witness nodes and replace the certificate on the Active node.
C. Remove the Passive and Witness nodes, replace the certificate, reconfigure the cluster.
D. Replace the certificate while all nodes are participating in the cluster.
【单选题】
The vSphere Data Protection performance analysis results in the “Conditionally Passed” status. What can cause this condition?___
A. The results did not meet the minimum performance expectations.
B. The read, write, and seek tests were successful.
C. The read and write tests were successful but the seek test failed.
D. The read and write tests were successful but the seek test skipped.
【单选题】
A vSphere Administrator wants to reserve 0.5 Gbps for virtual machines on each uplink on a disturbed switch that has 10 uplinks. What is the quota that should be reserved for the network resource pool?___
A. 10 Gbps
B. 5 Gbps
C. 100 Gbps
D. 0.5 Gbps
【单选题】
A vSphere administrator manages a cluster which includes critical and non-critical virtual machines. The cluster requires different permissions for contractors and non-contractors. How can the administrator exclude the contractor group from some of the critical VMs?___
A. Apply permission for both contractors and non-contractors on the cluster level.
B. Apply permission for both contractors and non-contractors on the cluster level. Remove permission on the critical VMs for contractors.
C. Remove permission for contractors on the cluster level. Apply permission on the critical VMs for noncontractors.
D. Apply permission for both contractors and non-contractors on the VMs. Remove permission on the critical VMs for contractors.
【单选题】
In an ESXi 6.5 cluster only "NFS datastore has running or registered virtual machines" returns. A vSphere HA cluster with four hosts has admission control configured to tolerate one host failure. Which statement is true if a fifth host is added?___
A. CPU and Memory capacity will be set to 50%.
B. CPU and Memory capacity will be set to 30%.
C. CPU and Memory capacity will be set to 25%.
D. CPU and Memory capacity will be set to 20%.
【单选题】
Which command can be run to troubleshoot connectivity problems with vmkernal network interfaces?___
A. esxcli network
B. vmkping
C. net-status
D. vicfg-vmknic
【单选题】
What counter should an administrator check to determine if a virtual machine is ballooning?___
A. swapinRate
B. vmmemctltarget
C. swapped
D. vmmemctl
【单选题】
By default, how often is the vCenter vpx user password automatically changed?___
A. 15 days
B. 60 days
C. 30 days
D. 45 days
【单选题】
Which metric in the Exhibit would identify high latency for a virtual machine operating system?___
A. QAVG/cmd
B. KAVG/cmd
C. DAVG/cmd
D. GAVG/cmd
【单选题】
What VM Monitoring setting would ensure that the failure interval for a virtual machine is defined as 120 seconds?___
A. High
B. Normal
C. Low
D. Medium
【单选题】
The business managers have asked the IT administrator to ensure configuration compliance in the vSphere infrastructure. The IT administrator wants to use Host Profiles to accomplish this, but is unable to do so. Why is the administrator unable to use Host Profiles?___
A. The infrastructure uses a vSphere Standard license.
B. The infrastructure has servers with various CPU families.
C. The user has only the “Administrator” role.
D. Host Profiles apply only to storage settings.
【单选题】
What is the result of a “Consolidate” action on a virtual machine?___
A. All snapshots on the virtual machines will be deleted.
B. The virtual machine will be reverted to its last snapshot.
C. Redundant delta disks will be combined and deleted.
D. A new snapshot with memory state will be created.
【单选题】
A Telco customer is implementing NFV using vSphere as the virtualization platform. Which feature can help achieve a high packet rate with lower CPU consumption?___
A. Network I/O Control
B. SplitRX
C. ERSPAN
D. LACP
【单选题】
What is the VMware-recommended best practice for Fibre Channel zoning?___
A. soft zoning
B. single-initiator-multiple-target zoning
C. single-initiator zoning
D. single-initiator-single-target zoning