【单选题】
在只有蓄压器供压时,能否实现防滞刹车___
A. 能;
B. 不能。
C.
D.
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答案
A
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相关试题
【单选题】
正常的起落架收上程序___
A. 舱门开,收上起落架,舱门关,取消起落架收上信号;
B. 舱门开,收上起落架,舱门关,保持起落架收上信号;
C. 舱门开,收上起落架,舱门关,取消舱门关信号。
D.
【单选题】
正常情况下,LGCIU1和2何时进行转换___
A. 手柄选择收上时;
B. 手柄选择放下时。
C.
D.
【单选题】
正常情况下防滞刹车的参考速度从那里来___
A. ADIRUS;
B. 一个轮速传感器;
C. 所有轮速传感器。
D.
【单选题】
正常刹车失效时备用刹车如何响应___
A. 当选择valve无电时自动;
B. 通过自动选择器自动进行;
C. 当踩下刹车脚蹬时。
D.
【单选题】
正常刹车系统失效时,备用刹车如何实现___
A. 选择valve失电时自动实现;
B. 由自动选择valve实现;
C. 当压下脚蹬时实现。
D.
【单选题】
重力放起落架时,起落架的供,回油管路通过哪两个部件接通___
A. 安全valve和通气valve;
B. 通气valve和切断valve(CUT-OUT);
C. 安全valve和切断valve(CUT-OUT)。
D.
【单选题】
主起落架放下后,其收放作动筒处在___
A. 收进状态;
B. 伸出状态。
C.
D.
【单选题】
自动刹车待命的条件___
A. 一个自动刹车减速率按钮压下,绿系统压力正常,防滞刹车接通,正常刹车系统无故障;
B. 一个刹车减速率按钮压下,黄系统压力正常,防滞刹车接通,正常刹车系统无故障;
C. 一个刹车减速率按钮压下,绿系统失压,防滞失效,自动刹车无故障。
D.
【单选题】
以下正确的是当PARKBRK控制手柄在ON位,其他的刹车方式被断开___
A. 停留刹车置“ON”位,将断开除防滞以外的所有刹车方式
B. 停留刹车置“ON”位,将断开自动刹车
C. 停留刹车置“ON”位,将断开其他所有刹车方式
D. A+B+C
【单选题】
仅剩蓝系统时:___
A. 失去刹车系统
B. 可进行七次全程刹车
C. 防滞仍可用
D. 可进行五次全程刹车
【单选题】
当刹车温度达到多少度时,刹车按钮上的“HOT”(热)灯亮?___
A. 250℃
B. 300℃
C. 315℃
D. 310℃
【单选题】
自动刹车由谁起动?___
A. 选择反推
B. 地面扰流板放出
C. 起落架压缩
D. A+B+C
【单选题】
地面收起落架舱门是由哪个液压系统提供压力?___
A. 绿系统
B. 蓝系统
C. 黄系统
D. 绿和黄
【单选题】
在地面操作前起落架转弯,不正确的作法是:___
A. 确认前起落架上转弯解除手柄在解除位
B. 接通黄电动泵,通过PTU增压绿液压系统
C. 拔出发动机1或2的低滑油压力电门或将发动机1或2的主电门(手柄)置ON位
D. 转动前轮转弯手轮或蹬方向舵脚蹬
【单选题】
关于停留刹车,不正确的是:___
A. 接通停留刹车程序:踩下刹车脚蹬,将停留刹车控制手柄转到ON位,松开刹车脚蹬
B. 接通停留刹车程序:只需将停留刹车控制手柄转到ON位
C. 停留刹车使用黄液压系统或黄系统刹车贮压器的压力
D. B+C
【单选题】
当自动刹车工作时,它可由谁解除预位?___
A. 收起地面扰流板
B. 按下方式按钮或失去一个预位条件
C. 单脚中度或低度最大方式刹车或双脚最大方式刹车
D. A,B或C任何一项都可
【单选题】
起落架指示面板接受来自临近电门与_________的信息:___
A. LGCIU1
B. LGCIU2
C. LGCIU1和LGCIU2
D. LGCIU1或LGCIU2
【单选题】
在哪种情况下起落架指示面板上未锁定灯亮?___
A. 起落架在所选位置未锁定
B. 起落架重力放出,舱门未关闭
C. 起落架正常放出,舱门未锁定
D. 起落架正常收起,舱门未锁定
【单选题】
可放起落架的最大速度为:___
A. 260KT
B. 250KT
C. 240KT
D. 230KT
【单选题】
(给出起落架的ECAM显示的组件是)___
A. 顺序的任一个起落架控制和接口组件。
B. 同时的两个起落架控制和接口组件。
C. 只是起落架控制和接口组件1。
D. B+C
【单选题】
驾驶舱中手轮提供的前轮转弯角度为___
A. 80
B. 75
C. 85
D. 95
【单选题】
下列说法不正确的是:___
A. 发现前起落架减震支柱漏油后可启用备用封圈
B. 发现主起落架减震支柱漏油后可启用备用封圈
C. 在启用备用封圈时,只能用手拧紧valve
D. B+C
【单选题】
起落架放出后,飞机最大速度为:___
A. 300KT/M.
B. 280KT/M.
C. 260KT/M.
D. 240KT
【单选题】
当速度大于260KT时,哪个ADIRS关闭绿系统供压安全valve?___
A. ADIRS1和2
B. ADIRS1和3
C. ADIRS2和3
D. ADIRS1
【单选题】
最大轮胎速度为:___
A. 250KT
B. 195KT
C. 185KT
D. 160KT
【单选题】
在什么刹车方式下,扰流板伸出几秒后,渐增的刹车压力被送到刹车?___
A. MAX(最大)方式
B. MED(中等)方式
C. LO(低)方式
D. A+B+C
【单选题】
前轮转弯何时可用?___
A. 起落架舱门打开时
B. 前起落架舱门关闭时
C. 所有起落架舱门关闭时
D. A+B+C
【单选题】
前轮转弯系统压力何时关断?___
A. 地面牵引
B. 飞机速度大于130KT
C. 双发关车
D. A+B+C
【单选题】
收起落架的最小速度是:___
A. 200KT
B. 220KT
C. 250K
D. 160KT
【单选题】
LGCIU在起落架正常收放中起________作用___
A. 接收GEAR/DOOR上各位置传感器信号
B. 给出下一步骤valve运动控制信号
C. A&B
D.
【单选题】
A320主起落架安全保护装置是安装在______上。___
A. 收放作动筒
B. 锁作动筒
C. 斜撑杆
D.
【单选题】
A320的起落架收放使用的是_________液压系统。___
A. 黄
B. 绿
C. 蓝
D.
【单选题】
正常收起落架时,起落架舱门可以关闭的条件是___________
A. 3个起落架全部收上
B. 3个起落架全部收上并上锁
C. 主起落架全部收上
D.
【单选题】
正常刹车方式由______液压系统供压___
A. 黄系统
B. 绿系统
C. 黄系统和绿系统
D.
【单选题】
实现正常刹车防滞功能主要部件是__________
A. BSCU和NOMALSERVOVALVE
B. DUALVALVE和ALTERNATESERVOVALE
C. DUALSHUTTLEVALVE
D.
【单选题】
LGCIUs的装机位置____________
A. 前电子舱内
B. 后电子舱内
C. 前货舱内
D.
【单选题】
主起落架减震支柱的气腔有_____级___
A. 3
B. 2
C. 1
D.
【单选题】
主起落架减震支柱的自由活塞的作用__________
A. 隔绝油腔和下气腔
B. 转递能量
C. A+B
D.
【单选题】
_______起落架舱门不是通过机械随动作动的___
A. 前起AFTDOOR
B. 支柱固定舱门和铰接舱门
C. 主舱门
D.
【单选题】
A320前起落架机轮的正常胎压为_________
A. 178~185
B. 217~225主
C. 178~187
D.
推荐试题
【单选题】
A VM folder contains VM1 and VM2. Group A has permission to power on virtual machines, defined on the VM folder and its children. Group B has permission to power off virtual machines, defined on the VM folder and its children. If a user is a member of Groups A and B, what will be the user’s effective permission on VM1 and VM2?___
A. Power on
B. Power off.
C. Power on and Power off.
D. Reset.
【单选题】
Group 1 is granted console interaction on a VM folder. User 1 is granted no console interaction on the same VM folder. What will be the outcome if User 1 tries to access the console of a virtual machine?___
A. User 1 will not be able to access the virtual machines in the VM folder.
B. User 1 will not have access to the virtual machine console.
C. User 1 will have access to the virtual machine console.
D. User 1 will have console access only via the vSphere Web Client.
【单选题】
Which statement is true regarding the use of VMFS3 datastores with vSphere 6.5?___
A. VMFS3 datastores can be used but not created.
B. VMFS3 datastores can be neither used nor created.
C. VMFS3 datastores will be present but unmounted.
D. VMFS3 datastores can be created and used.
【单选题】
In the Exhibit, each VM has a 1GHz non-expandable reservation. If all VMs are powered on in sequence, what would be the outcome?___
A. VM4 cannot be powered on.
B. VM5 cannot be powered on.
C. VM6 cannot be powered on.
D. VM3 cannot be powered on.
【单选题】
vSphere 6.5 introduced MAClearning capabilities for VMware’s virtual switches. What three benefits will it provide? (Choose three.)___
A. Reduced memory consumption.
B. Reduced consumption of extra CPU cycles.
C. Increased network throughput.
D. Prevent packet flooding inside the vSwitch.
【单选题】
What is the default pathing policy for most active-active arrays?___
A. Fixed
B. Most Recently Used
C. Dynamic
D. isk Morroring
【单选题】
Which command will show the iSCSI sessions on a ESXi 6.5 host?___
A. esxcli storage iscsi session get
B. esxcli iscsi session get
C. esxcli storage iscsi session
D. esxcli iscsi session list
【单选题】
Which of the following is not a parameter for traffic filtering or marking?___
A. virtual port ID
B. Protocol
C. Traffic Direction
D. DSCP value
E. Traffic redirection
【单选题】
A vSphere administrator wants to enable a virtual machine with Secure Boot, but in VM setting, Secure Boot option was not found under Boot Options. What could be the cause?___
A. The virtual hardware is not compatible.
B. The virtual machine has missing drivers.
C. The virtual machine OS does not support secure boot.
D. VMware Tools is not upgraded.
【单选题】
A virtual machine is connected on a distributed port group where the average bandwidth configured in the traffic shaping policy is 100 Mbps. The VM network adapter is configured with a reservation of 200 Mbps. What is the VM’s effective bandwidth?___
A. 200 Mbps
B. 100 Mbps
C. 150 Mbps
D. 400 Mbps
【多选题】
What are two reasons why a datastore in a Storage DRS cluster cannot enter maintenance mode?(Choose two.)___
A. Storage latency is too high to allow Storage DRS initiate Storage vMotion.
B. Storage DRS is configured for a VMFS3 datastore.
C. Storage
D. RS is disabled on the virtual disk.
【多选题】
What two methods are used to configure VMware vSphere Storage I/O Control shares and limits? (Choose two.)___
A. Assign shares and limits to VM virtual disks.
B. Assign shares and limits to datastores.
C. Assign shares and limits to Storage (DRS) clusters.
D. Assign shares and limits using VM storage policies.
【多选题】
ESXi 6.5 introduces VMFS6, which supports both 512e and 512n devices. What three configurations are supported when using these devices? (Choose three.) ___
A. Hosts with both 512e and 512n devices.
B. Storage vMotion between both 512e and 512n devices.
C. Datastore Extents spanned between both 512e and 512n devices.
D. Storage DRS clusters containing only both 512e and 512n devices.
【多选题】
A vSphere Administrator observes that the Primary VM configured with Fault Tolerance is executing slowly. After further investigation, it is determined that the Secondary VM is on an overcommitted ESXi host. What two methods will correct the problem? (Choose two.)___
A. Use Storage vMotion to migrate the Secondary VM to another datastore.
B. Use vMotion to migrate the Secondary VM to a different ESXi host.
C. Configure a CPU limit on the Primary VM which will also apply to the Secondary VM.
D. Turn off and turn on FT in order to recreate the Secondary VM on a different datastore.
【多选题】
Which two features require the use of Host Profiles? (Choose two.)___
A. Host Customizations
B. shared storage
C. Auto
D. eploy
【多选题】
What three processes on the vCenter Server Appliance (VCSA) does“vmware-watchdog monitor? (Choose three.) ___
A. vmware-eam
B. vmcad
C. vmware-vpostgres
D. vpxd
E. vsan-health
【多选题】
What three processes on the vCenter Server Appliance (VCSA) does“vmware-watchdog monitor? (Choose three.) ___
A. vmware-eam
B. vmcad
C. vmware-vpostgres
D. vpxd
E. vsan-health
【多选题】
Which two statements correctly describe VM-Host affinity rules? (Choose two.) ___
A. When there is more than one VM-Host affinity rule in a vSphere DRS cluster, the rules are applied equally.
B. After creating a VM-Host affinity rule, its ability to function in relation to other rules is predetermined.
C. When there is more than one VM-Host affinity rule in a vSphere
D. RS cluster, the rules will be ranked.
【多选题】
An administrator wants to enable proactive HA by moving virtual machines automatically if a hardware alert is triggered. What are the three required settings? (Choose three.)___
A. Set vSphere DRS Automation to Partially Automated.
B. Turn on Proactive HA.
C. Set the Proactive HA Automation Level to Manual.
D. Set the Proactive HA Automation Level to Automated.
E. Turn on vSphere HA and vSphere DRS.
【多选题】
If vCenter Server 5.5 installation has one or more services deployed remotely, which three services are relocated to vCenter Server 6.5 on upgrade? (Choose three.)___
A. vCenter Inventory Services
B. vSphere Authentication Proxy
C. vSphere Web Client
D. vSphere
E. SXi Dump Collector
【多选题】
What two debugging levels can a virtual machine be configured to? (Choose two.)___
A. Verbose
B. Debugging
C. Statistics
D. Trivia
【多选题】
What are three benefits of using a few large-capacity LUNs instead of many small-capacity LUNs? (Choose three.) ___
A. Better performance because there is less contention for a single volume.
B. More flexibility for resizing virtual disks.
C. Less wasted storage space.
D. More flexibility to create virtual machines without adding new LUNs.
E. Fewer VMFS datastores to manage.
【多选题】
Which two configurable options are available in Boot Options for a virtual machine? (Choose two.)___
A. Tools Upgrades
B. Encryption
C. Firmware
D. Force BIOS setup
【多选题】
Which three VMware-recommended best practices should an administrator follow before upgrading to vSphere 6.5? (Choose three.)___
A. Disconnect ESXi host from vCenter.
B. VMware Tools are installed in the virtual machine.
C. Ensure that the system hardware complies with ESXi requirements.
D. Back up the host.
E. Check the interoperability of any other software integrated with vSphere.
【多选题】
What are two requirements to enable EVC in vSphere DRS cluster? (Choose two.)___
A. CPUs must be from the same vendor.
B. EVC must use the lowest possible baseline supported by the hardware.
C. CPUs must be in the same family and of the same speed.
D. No VMs may be running in the cluster.
【多选题】
What three conditions could result in VMware Flash Read Cache being unable to claim a disk? (Choose three.)___
A. The disk is not listed in the VMware hardware compatibility guide.
B. The disk is not detected as an SSD.
C. The disk is not detected as local.
D. The disk is in use by VMFs.
【多选题】
Boot from SAN is supported on which three storage technologies? (Choose three.)___
A. VMware vSAN
B. FCoE
C. NFS 4.1
D. iSCSI
E. FC
【多选题】
Which two components are part of storage I/O multipathing on ESXi? (Choose two.)___
A. SATP
B. VASA
C. PSP
D. VAAI
【多选题】
Which two statements are true about Highly Available vSphere Auto Deploy infrastructure? (Choose two.)___
A. It helps prevent data loss.
B. It is a prerequisite for using vSphere Auto Deploy with stateful install.
C. It requires two or more Auto
D. eploy servers.
【多选题】
The virtual machine log rotation size can be changed for all VMs by which two interfaces? (Choose two.)___
A. PowerCLI
B. vSphere Web Client
C. ESXi host client
D. esxcli
【多选题】
Which two configuration options can exclude virtual disks from snapshot operations? (Choose two.)___
A. Use RDM in virtual mode for virtual disk.
B. Use virtual disks in Independent – Persistent mode.
C. Use a virtual disk larger than 2 TB in size.
D. Use RDM in physical mode for virtual disk.
【多选题】
Which two storage configurations on the source server are unsupported with VMware Converter? (Choose two.)___
A. Linux LVM
B. software RAID
C. GPT/MBR hybrid disks
D. Windows basic volumes
E. Windows dynamic volumes
【多选题】
Which two statements about vCenter HA are correct? (Choose two.)___
A. ESXi 5.5 or later is required.
B. vCenter HA network latency between nodes must be less than 50 ms.
C. NFS datastore is supported.
D. It must be deployed on a 3
E. SXi host cluster with DRS enabled.
【多选题】
An attempt to delete NFS datastore from a ESXi host returns the error: Sysinfo error on operation returned the following status:< Busy> Which two statements could explain this failure? (Choose two.)___
A. NFS datastore is a part of Storage DRS Cluster.
B. NFS.VolumeRemountFrequency value is set to 30.
C. Storage I/O Control is enabled on NFS datastore.
D. NFS datastore has running or registered virtual machines.
【多选题】
An administrator finds that the Microsoft Exchange virtual machines are exhibiting network latency. What two in-guest changes can help decrease latency? (Choose two.)___
A. LRO
B. TSO
C. SR-IOV
D. PVRDMA
【多选题】
Which two types of iSCSI adapters require VMkernel networking configuration? (Choose two.)___
A. dependent hardware
B. in-guest
C. software
D. independent hardware
【多选题】
Which two statements are true for NFS v4.1 firewall behavior? (Choose two.)___
A. It closes port 2049.
B. It sets allowed. All flag to TRUE.
C. It sets allowed. All flag to FALSE.
D. It opens port 2049.
【多选题】
A vSphere Administrator attempts to enable Fault Tolerance for a virtual machine but receives the following error: Secondary VM could not be powered on as there are no compatible hosts that can accommodate it. What two options could cause this error? (Choose two.)___
A. The other ESXi host(s) are in Maintenance Mode.
B. Hardware virtualization is not enabled on the other ESXi host(s).
C. The other ESXi host(s) are in Quarantine Mode.
D. Hardware MMU is enabled on the other
E. SXi host(s).
【多选题】
Storage capabilities be populated in what two ways? (Choose two.)___
A. The administrator can use tags to describe capabilities.
B. Default capabilities are provided by vCenter Server.
C. Datastores can advertise their capabilities through VAAI.
D. Datastores can advertise their capabilities through VASA.
【多选题】
In network troubleshooting it is important to know what upstream switch the ESXi host is connected to. Which two features does ESXi provide to help identify the upstream switch? (Choose two.)___
A. Promiscuous mode
B. DPM
C. LLDP
D. CDP