【判断题】
CCB-Ⅱ型制动机当单独制动手柄侧压时，16CP模块中的缓解电磁阀得电，排空作用风缸和16#作用管的压力，实现单缓机车制动缸压力
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】
705型试验台可对GK 型三通阀进行试验。(1.0分)
【判断题】
DK-1型制动机装有ZDF型电动放风阀。
【判断题】
120型制动机的加速缓解阀试验：感度试验位减压100 kPa，保压，待压力稳定后，置充风缓解位，制动缸开始缓解时，制动管压力须有明显跃升
【判断题】
CCB-Ⅱ型制动机制动管排风时，DBTV会使副风缸向16TV管和3号风缸充风。
【判断题】
KZW-4、KZW-4G型空重车自动调整装置支架、抑制盘裂纹、破损时更换，抑制盘螺纹损坏时重新套扣。
【判断题】
DK-1型制动机电动放风阀是受电空阀控制，迅速排出均衡风缸管的压力。
【判断题】
CCB-Ⅱ型制动机中制动缸控制模块BCCP属大通道的空气中继阀
【判断题】
120阀在作用原理上属二压力机构直接作用式
【判断题】
制动阀类各橡胶件在组装前，可用油类（汽油、煤油）等介质清洗。并擦拭干净
【判断题】
编织制动软管总成不发生故障的质量保质期为１个辅修期或１个段修期
【判断题】
120型控制阀设有紧急二段阀，能适应长大货物列车制动要求
【判断题】
GK阀主活塞铜套内径磨耗后直径大于Ф89.4 mm时更换，偏磨或划伤时加修或更换
【判断题】
闸瓦间隙自动调整器和各型人力制动机不发生故障的质量保质期为１个辅修期或１个段修期。(1.0分)
【判断题】
JZ-7型空气制动机客、货车两用指JZ-7型空气制动机既可以阶段缓解，也可以一次性缓解。
【判断题】
道德是人们用来评价别人和自己言行的标准和尺度。
【判断题】
总风管一端与104型制动机中间体是连接的
【判断题】
对触电者急救完毕后，应使触电者安静的平卧休息。
【判断题】
远心集尘器分为组合式和独立式两种，高档客车一般使用组合式。
【判断题】
在CCB-Ⅱ型制动机系统正常的工作状态下，作用风缸的压力控制由16CP模块产生的16管压力来完成。（ ）(1.0分)
【判断题】
在配合代号中，分子有代号“H”，分母有代号“h”的既是基孔制，也是基轴制
【判断题】
内径千分尺用于测量孔径，可分为杆式内径千分尺、内测千分尺和三爪内径千分尺等。
【判断题】
CCB-Ⅱ型制动机自阀紧急后单阀单独缓解时，松开单阀手柄，制动缸压力不回升
【判断题】
103型分配阀设有空重车调整装置，能适应大型货车的需要。
【判断题】
CCB-Ⅱ型制动机中16T压力传感器同APP电磁阀配合作用，实现作用风缸压力的精确控制和自动保压功能。
【判断题】
动花键装配后，套件在花键轴上可以自由滑动，没有阻滞现象，但也不能过松，周向不应有明显间隙
【判断题】
103型制动机和104型制动机的结构尺寸基本相同。
【判断题】
人民铁路职业道德是社会主义道德与铁路职业理想的统一
【判断题】
圆锥销和圆柱销装配时，两联接件销孔应一起钻、铰
【判断题】
CCB-Ⅱ型制动机中20CP通过REL、APP电磁阀实现对20#作用风缸压力及平均管压力的控制。
【判断题】
钟面式百分表是利用齿条与齿轮传动机构测量杆的直线位移，变为指针的角位移而进行测量的量仪。
【判断题】
JZ-7型空气制动机单独制动阀膜板老化龟裂时，可以继续使用
【判断题】
货车车体上，段修不分解的各悬挂件须采用拉铆钉、拉铆销或紧固件焊固方式连接
【判断题】
103阀具有常用制动转紧急制动的性能。
【判断题】
JZ-7型空气制动机自动保压是指自动制动阀在制动区时，手柄的每一个位置对应一个减压量。
推荐试题
【多选题】
Which three are supported upgrade processes for ESXi host? (Choose three.)___
A. using vSphere Auto Deploy
B. using a TFTP server
C. using Update Manager
D. using an
E. SXCLI command
【多选题】
When enabling Storage DRS on a datastore cluster, which three components are enabled as a result? (Choose three.)___
A. Space load balancing among datastore within the datastore cluster.
B. Initial placement for virtual disks based on space and I/O workload.
C. I/O load balancing among datastores within the datastore cluster.
D. Queue Depth alerting on disks within the datastore cluster.
E. Data de-duplication within the datastore cluster.
【多选题】
What are two features introduced in Network I/O Control version 3? (Choose two.)___
A. Bandwidth reservation per traffic type
B. Network resource pools
C. CoS tagging
D. Bandwidth guarantee to virtual machines
【多选题】
Which two correct virtual machine advanced configuration parameters will accomplish this? (Choose two.)___
A. isolation.device.edit.disable = “FALSE”
B. isolation.device.edit.disable = “TRUE”
C. isolation.device.connectable.disable = “FALSE”
D. isolation.device.connectable.disable = “TRUE”
【多选题】
Which three statements are correct regarding booting an ESXi Host from Fibre Channel SAN? (Choose three.)___
A. Direct connect topology is supported.
B. Each host must have its own boot LUN.
C. ESXi hosts do not require local storage.
D. Multipathing to a boot LUN on an active-passive array is supported.
E. Hosts can share one common boot LUN.
【多选题】
Which two tasks should a vSphere administrator perform if the vmkernel log reports VMFS metadata errors? (Choose two.)___
A. contact VMware technical support
B. reformat the datastore
C. check the device with VOMA
D. ignore the messages
【多选题】
Which two statements are true for a vCenterServer user account that is used for vSphere Data Protection (VDP)? (Choose two.)___
A. The user account must be assigned with Administrator role.
B. The password for the user account cannot contain spaces.
C. The user account should be created in the Single Sign-On domain
D. The user account cannot inherit required permissions from a group role.
【多选题】
Which three storage protocols are supported by Virtual Volumes? (Choose three.)___
A. FCIP
B. FCoE
C. iSCSI
D. NFS v3
E. NFS v4
【多选题】
A vSphere administrator observes a CPU spike on one of the web servers (view the Exhibit.) Which two statements can describe the cause of this activity? (Choose two.)___
A. The network packet size is too large.
B. VMware Tools is not installed.
C. Disk latency is present on the datastore.
D. The network packet size is too small.
【多选题】
Which three operations can cause VMFS metadata updates? (Choose three.)___
A. Restarting a VM using the guest OS.
B. Launching a VM console.
C. Migrating a VM with vMotion.
D. Powering a VM on or off.
E. Expanding a VMFS datastore.
【多选题】
*What two services run on all nodes in a vCenter Server HA cluster? (Choose two.)___
A. vmware-vmon
B. vmware-vpostgres
C. vmare-rbd-watchdog
D. vmware-vcha
【多选题】
Which two statements are true regarding Auto Deploy in version 6.5? (Choose two.)___
A. Auto Deploy can be configured and managed via PowerCLI.
B. Auto Deploy can be configured and managed via the vSphere Client.
C. Auto
D. eploy can be configured and managed via the vSphere Web Client.
【多选题】
What three options can improve network performance for a virtual machine? (Choose three.)___
A. MLD
B. TSO
C. NetFlow
D. LRO
E. SR-IOV
【多选题】
Which two storage technologies are supported for MSCS? (Choose two.)___
A. NFS
B. VAAI
C. iSCSI
D. FC
【多选题】
When upgrading a VMware vSAN cluster to version 6.5, which two tasks must be completed to comply with upgrade requirements and VMware-recommended best practices? (Choose two.)___
A. Use RVC to upgrade the hosts.
B. Use the latest available ESXi version.
C. Back up all VMs.
D. Use only the “Full data migration” maintenance mode option.
【多选题】
What two enhancements are in VMFS6 but not in VMFS5? (Choose two.)___
A. Support for 4k native disks
B. Support for 512e disks
C. GPT storage device partitioning
D. Automatic space reclamation
【多选题】
Which two statements describe why a vSphere DRS cluster would report load imbalance? (Choose two.)___
A. The configured migration threshold is too high.
B. The configured migration threshold is too low.
C. DRS is configured for Partially Automated.
D. Enhanced vMotion Compatibility (EVC) is enabled.
【多选题】
A vSphere Administrator must ensure that vCenter Server service is running in a domain user account rather than Local System Account. To accomplish this, the user account should have which two permissions? (Choose two.)___
A. Log on as a service.
B. Act as part of the operating system.
C. Log on as a batch job.
D. Log on locally.
【多选题】
A virtual machine fails to power on after being deployed from a template. What two remediation steps could correct this issue? (Choose two.)___
A. Increase CPU reservation
B. Decrease memory reservation
C. Increase memory reservation
D. Increase datastore capacity
E. Decrease CPU reservation
【多选题】
Which three directories are available under the vcsa-cli-installer folder of the vCenter Server Appliance installation media? (Choose three.)___
A. \mac
B. \ovftool
C. \migration-assistant
D. \win32
E. \lin64
【多选题】
What are three considerations when booting ESXihost from SAN software FCoE? (Choose three.)___
A. The VMware_FCoE_vSwitch that the installer automatically created cannot be changed.
B. Boot LUN cannot be shared with other hosts even on shared storage.
C. Multipathing is not supported at pre-boot.
D. Software FCoE boot configuration cannot be changed from within
E. SXi.
【多选题】
Which two choices are applicable to vSphere Availability? (Choose two.)___
A. Heartbeat Datastores
B. VM Startup/Shutdoown
C. Power Management
D. Admission Control
【多选题】
A user is a member of groups A and B. -VM10 and VM20 are in VM Folder. -Group A is assigned permission “Read-only” on VM Folder. What two configurations will allow the user to edit the settings for only VM10? (Choose two.)___
A. Assign group B permission “virtual machine power user” to VM10.
B. Assign group B permission “virtual machine console user” to VM10.
C. Assign group A permission “virtual machine console user” to VM10.
D. Assign group A permission “virtual machine power user” to VM10.
【多选题】
Which two new vSphere 6.5 features enable an Administrator to locate configuration options when creating or editing host profiles more easily than in previous versions? (Choose two.)___
A. Add the configuration option to favorites.
B. Navigate the option tree.
C. Search for the configuration option.
D. Copy the configuration option from a different profile.
【多选题】
What are the two valid storage controller types for VMs on ESXi 6.5? (Choose two.)___
A. FCoE
B. SATA
C. NVMe
D. iSCSI
【多选题】
Which two options can optimize conversion with VMware Converter? (Choose two.)___
A. Disable real-time antivirus scanners.
B. Remove the source from Active Directory.
C. Remove third-party device drivers.
D. Exclude diagnostic partitions from conversion.
E. Disable Volume Shadow Copy (VSS).
【多选题】
vSphere Availability considers which two factors for virtual machine restarts? (Choose two.)___
A. Host Isolation Response
B. file accessibility
C. NUMA node size
D. resource reservations
【多选题】
Which two virtual NICs support Wake-on-Lan to resume a virtual machine that is in standby mode? (Choose two)___
A. Flexible
B. E1000E
C. E1000
D. vmxnet 3
【多选题】
Which two logs should be examined to troubleshoot a Windows vCenter Server upgrade failure? (Choose two.)___
A. vminst.log
B. vim-um-msi.log
C. firstboot.log
D. pkgmgr.log
【多选题】
Which are two supported storage primitives for VAAI NAS? (Choose two.)___
A. Full File Clone
B. Reserve Space
C. hardware assisted locking
D. block zeroing
【多选题】
Which two parameters must be configured for Windows in-guest disk mirroring? (Choose two.)___
A. scsi#.returnNoConnectDuringAPD = “FALSE”
B. scsi#.terminateVMOnPDL = “TRUE”
C. scsi#.returnBusyOnNoConnectStatus = “FALSE”
D. scsi#.returnNoConnectDuringAPD = “TRUE”
【多选题】
Which two items are required to enable NPIV in a virtual machine? (Choose two.)___
A. use of physical RDMs
B. physical HBA support
C. use of virtual disks
D. hardware version 11 or higher
【多选题】
A vSphere Administrator has VM Component Protection (VMCP) enabled, but the VM was not restarted when one of the VMFS datastores experienced an All Paths Down (APD) failure. What two scenarios would explain why the virtual machine was not restarted? (Choose two.)___
A. VM Monitoring is required in order for VMCP to failover during an APD event.
B. VMware Tools is not installed on the guest operating system for the VM.
C. Insufficient Capacity is available on the failover ESXi hosts.
D. The APD failure was corrected before the VM could be restarted.
【多选题】
What are two requirements in order to restore a Resource Pool Tree from a snapshot? (Choose two.)___
A. vSphere DRS must be turned on.
B. A restore can only be performed on a vSphere DRS cluster within the original vCenter Server.
C. vSphere
D. RS must be turned off.
【多选题】
Which three vSphere features are compatible with vSphere Replication? (Choose three.)___
A. vSphere High Availability
B. vSphere Fault Tolerance
C. vSphere Storage
D. RS
【多选题】
What two VMware Remote Console Options can be defined in the virtual machine settings? (Choose two.)___
A. Boot Delay
B. Maximum number of sessions
C. Guest OS lock
D. Total video memory
【多选题】
VMware Converter can import a powered off virtual machine from which two virtual machine platforms?(Choose two.)___
A. Microsoft Hyper-V
B. Citrix Xen
C. VMware Workstation
D. Linux with KVM
【多选题】
Which two options allow storage space reclamation? (Choose two.)___
A. Use VMFS6 datastores.
B. Use esxcli storage vmfs unmap.
C. Use the SAN console (management tool).
D. Use the vSphere Web Client.
【多选题】
An administrator must reprovision 25 hosts with a new image profile that he has created. Which two methods can the administrator use to change the image profile? (Choose two.)___
A. From the vSphere Web client home page, select the Deploy Rules tab in the Auto Deploy section.
B. Run the Copy-Deploy Rule and specify the Replace Item parameter with Power CLI.
C. From the vSphere Web client home page, select the Assign Rules tab in the Auto
D. eploy section.
【多选题】
What are three parameters for traffic filtering or marking? (Choose three.)___
A. Protocol
B. Traffic Direction
C. DSCP value
D. virtual Port ID
