【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%.
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相关试题
【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
【单选题】
How can a vSphere administrator ensure that a set of virtual machines run on different hosts in a DRS cluster?___
A. Use a VM-Host affinity rule.
B. Add the VMs to a vApp.
C. Use a VM-VM affinity rule.
D. Place the VMs in different folders.
【单选题】
vCenter Server Appliance Instance can be backed up using which Client Interface?___
A. vSphere Client Interface
B. vSphere Web Client Interface
C. VMware Host Client Interface
D. Virtual Appliance Management Interface
【单选题】
What tool can capture network traffic at the uplinks, or vSwitch, or virtual port levels?___
A. tcpdump-uw
B. wireshark
C. pktcap-uw
D. pcap
【单选题】
Which storage feature always requires the use of third-party software on ESXi?___
A. Hardware Acceleration for NAS devices
B. VVOL
C. Hardware Acceleration for Block
D. evices
【单选题】
An ESXi host's VMCA-Signed certificate has expired. How can the certificate be renewed?___
A. In the vSphere Web Client, browse to the host in question. Click the Manage tab and select settings. Select System and click Certificate, then click the Renew button.
B. In the vSphere Web Client, browse to the host in question. Click the Manage tab and select settings. Select System and click Certificate, then click the Refresh CA Certificates button.
C. Run the command /sbin/generate-certificates on the affected host.
D. Disconnect the host from vCenter Server and reconnect it.
【单选题】
Which is the correct order for upgrading vSphere components?___
A. vCenter Server, ESXi hosts, VMware Tools, Virtual Machine hardware
B. VMware Tools, Virtual Machine hardware, ESXi hosts, vCenter Server
C. vCenter Server, Virtual Machine hardware, VMware tools, ESXi hosts
D. ESXi hosts, vCenter Server, Virtual Machine hardware, VMware Tools
【单选题】
Which iSCSI initiator type can be used with any network interface card?___
A. Software iSCSI initiator
B. Software FCoE adapter
C. Hardware Independent iSCSI initiator
D. Hardware Dependent iSCSI initiator
【单选题】
An administrator is attempting to power on a virtual machine with 32GB of memory. The operation fails with the following error: <Could not power on VM: No space left on device> <Checking the space on the virtual machine's datastore, there is 30GB free.> Which action would allow the VM to power on?___
A. Set a 2GB memory reservation on the VM.
B. Mount the virtual disk from the affected VM on to another virtual machine and free up space from within the OS.
C. Enable vSphere HD admission control on the cluster in which the VM resides.
D. Set a 2GB memory limit on the VM.
【单选题】
An administrator attempts to manually reclaim space on thin-provisioned VMFS6 volumes but finds that no additional space is being recovered. Which could be causing this?___
A. vSphere 6.5 does not support manual UNMAP.
B. The manual UNMAP operation has been moved to the vSphere web client.
C. The VASA version is use is incompatible.
D. UNMAP is automated for VMFS6.
【单选题】
An administrator has upgraded to vSphere 6.5 and also wants to use Kerberos authentication for NFS. Which can be done to the existing NFSv3 volumes to enable this feature?___
A. Perform a storage rescan on VMFS volumes.
B. Unmount the NFSv3 datastore, and then mount as NFSv4.1 datastore.
C. Nothing. All NFSv3 mounted datastores are upgraded automatically during vSphere upgrades.
D. Perform a scan of new storage devices.
【单选题】
An administrator wants to restore the vCenter Server Appliance 6.5 from backup. Where can this be accomplished?___
A. from the ESXi Host Client
B. from the VMware vSphere Appliance Management Interface
C. from within the VMware vSphere Web Client
D. from the vCenter Server Appliance Installer
【单选题】
The administrator wants to power on VM-K2, which has a 2GHz CPU reservation. VM-M1, VM-M2, and VM-K1 are all powered on. VM-K2 is not powered on. The exhibit shows the parent and child resource reservations. If Resource Pool RP-KID is configured with an expandable reservation, which statement is true?___
A. VM-K2 will be unable to power on because there are insufficient resources.
B. VM-K2 will be able to power on since resource pool RP-KID has 2GHz available.
C. VM-K2 will be unable to power on because only 2GHz are reserved for RP-KID.
D. VM-K2 will receive resource priority and will be able to power on this scenario.
【单选题】
Which is the block size on the VMFS6 datastore?___
A. All small and large file blocks are 8MB.
B. All small and large file blocks are 1MB.
C. Small file blocks are 512KB. large file blocks are 64MB.
D. Small file blocks are 1MB, large file blocks are 512MB.
【单选题】
When installing vCenter Converter Standalone, why must an administrator perform a client-server installation instead of a local installation?___
A. to manage conversion tasks remotely
B. to convert virtual machines as well as physical machines
C. to allow installation of the Converter agent on remote source machines
D. to hot clone physical or virtual machines
【单选题】
Which is required by vCenter Converter Standalone to convert a physical Red Hat Enterprise Linux 7 machine to a virtual machine?___
A. The Linux machine must be powered off.
B. The Linux machine must have the SSH daemon started.
C. The Linux machine must use a static IP address.
D. The Linux machine must have a fully-qualified domain name.
【单选题】
An administrator is troubleshooting network communications between a vCenter Server and an ESXi 6.5 host. Which log shows the related events between these components?___
A. /var/log/fdm.log
B. /var/log/vpxa.log
C. /var/log/hostd.log
D. /var/log/auth.log
【单选题】
An administrator has recently upgraded from vSphere 6.0 to 6.5, and can no longer see the software iSCSI named vmhba33. Which could be the reason for this?___
A. The upgrade has changed the vmhba name.
B. vSphere 6.5 automates iSCSI configurations.
C. vSphere 6.5 no longer supports software iSCSI.
D. The upgrade has deleted the vmhba.
【单选题】
An administrator is trying to vMotion a VM from his datacenter to a recovery site. Which is the maximum allowed RTT (Round-Trip Time) latency between source and destination host?___
A. 100 milliseconds
B. 150 milliseconds
C. 15 milliseconds
D. 10 milliseconds
【单选题】
Which is required for configuring iSCSI Software Adapter network port binding?___
A. VMkernel of the iSCSI traffic must be load balanced using Route based on IP Hash algorithm.
B. VMkernel of the iSCSI traffic must be load balanced using Route based on Source Virtual Port ID algorithm.
C. VMkernel of the iSCSI traffic must be load balanced using Route based on Source MAC Hash algorithm.
D. VMkernel of the iSCSI traffic must be bound to only one active network adapter.
【单选题】
In vSphere Data Protection 6.1, which is the function of a Backup Verification job?___
A. None. Backup Verification job is not a feature of vSphere Data Protection
B. It is a manual task -Power it on -Verify the guest OS -Check started applications
C. It is an automatic process -Restore a virtual machine -Power it on -Verify that the guest OS is booted by communicating with the Backup Verification agent
D. It is an automatic process -Restore a virtual machine -Power it on -Verify that the guest OC is booted by detecting the VMware ToolsTM "heartbeats"
【单选题】
An administrator has enabled vSphere Distributed Switch Health Check. The hosts connected to that Distributed Switch all display an alert:< vSphere Distributed Switch MTU supported status > .The administrator has all of the VMkernel ports MTU sizes set to 1600. Which action will remedy this problem?___
A. Configure the Distributed Switch to MTU 9100.
B. Disconnect and reconnect the physical network cable.
C. Configure the physical switch to MTU 1600.
D. Disable the Distributed Switch MTU.
【单选题】
Which Host Profile Subprofile configuration is used to configure firewall settings for ESXi hosts?___
A. Advanced Configuration Settings
B. General System Settings
C. Security
D. Networking
【单选题】
Where would a vSphere administrator find general vCenter Server logs on a vCenter Server Appliance?___
A. /var/log/vmware/vpxd/
B. /var/log/messages
C. /etc/vmware-vpx/
D. /var/log/vmware/vsan-health/
【单选题】
An administrator wishes to enable network port mirroring based on source port. Which feature should be enabled?___
A. vSphere standard switch port
B. ERSPAN
C. NSX Virtual Wire
D. VLAN
【单选题】
Which CLI command shows the physical uplink status for a vmnic?___
A. esxcli network ip connection list
B. esxcli network ip neighbor list
C. esxcli network nic get
D. esxcli network nic list
【单选题】
Which is the maximum number of block devices (LUNs) that are supported by ESXi hosts that are running version 6.5?___
A. 1024
B. 512
C. 2048
D. 256
【单选题】
When performing a vCenter Server 5.5 for Windows with Microsoft SQL Server Express database migration to vCenter Server Appliance 6.5, which will be the target database?___
A. Microsoft SQL Server Express 2012R2
B. Microsoft SQL Server Standard 2012R2
C. PostgreSQL
D. Oracle DB 11g
【单选题】
An administrator has multiple vCenter Server 6.5 systems but cannot enable Storage I/O Control (SIOC) on a datastore shared by ESXi hosts managed by the vCenter Server systems. Which action should the administrator take to resolve the issue?___
A. Unmount the datastore and then enable SIOC on the vCenter Server system.
B. Configure the datastore to be managed by a single vCenter Server system.
C. Configure Storage DRS and then enable SIOC on the vCenter Server system.
D. Enable Raw Device Mapping (RDM) on the
E. SXi hosts.
【单选题】
“OneAppServer” is a VM template stored in a content library named “LibraryOne”, but the vSphere administrator is not able to use this template for deployment. Why is the administrator unable to deploy OneAppServer?___
A. OneAppServer must be updated before it can be deployed.
B. LibraryOne is a subscribed library and OneAppServer is not downloaded yet.
C. LibraryOne is published and optimized for syncing over HTTP.
D. OneAppServer was imported from a local file on the system.
【单选题】
An administrator sets the Failover Capacity for both CPU and Memory at 25%. Based on the Exhibit below, how much of the cluster’s total CPU resources are still available to power on additional virtual machines?___
A. 45%
B. 25%
C. 70%
D. 60%
【单选题】
Which statement applies to the vSphere Replication appliance?___
A. Only one vSphere Replication appliance can be deployed per vCenter Server instance.
B. VMware Tools in the vSphere Replication appliance can be upgraded.
C. A single vSphere Replication appliance can manage a maximum of 4000 replications.
D. vSphere Replication is available only with the vSphere
E. ssentials Plus license.
推荐试题
【单选题】
当v2500发动机处于高功率状态时，4号轴承回油valve处于()___
A. 全开位
B. 全关位
C. 半开位
D. valve开度与功率状态无关
【单选题】
当飞机向CFM56-5B的ECU供电时，使用（）___
A. 28VDC
B. 115VAC
C. ECU先将飞机送来的115V交流转换成直流再使用
D. A和B
【单选题】
对CFM56-5B的燃油系统说法正确的是（）___
A. 有一根燃油总管，20个燃油喷咀
B. 有两根燃油总管，20个燃油喷咀
C. 有10根燃油总管，20个燃油喷咀
D. 有一根燃油总管，10个燃油喷咀
【单选题】
对于CFM56-5B，EIU的输出信号有（）___
A. 只有数字信号
B. 数字和离散信号
C. 数字，离散和模式信号
D. 以上都不正确
【单选题】
对于CFM56-5B，FMGC（飞行管理指引计算机）计算（）___
A. N1限定值
B. N1命令值
C. N1目标值
D. N1实际值
【单选题】
对于CFM56-5B，TRA（油门杆解算器角度）信号直接送到（）___
A. ECU
B. EIU
C. FMGC
D. ADIRU
【单选题】
对于CFM56-5B，拆装反推系统的液压控制组件时需释压（）___
A. 绿系统
B. 黄系统
C. 蓝系统
D. A或B
【单选题】
对于CFM56-5B，当用发动机FADEC地面电源供电，完成工作后需及时断电，否则可能（）___
A. 浪费电源，因为ECU是高耗电计算机
B. 损坏ECU
C. 损坏EIU
D. 没有任何影响
【单选题】
对于CFM56-5B，发动机FADEC地面电源面板目的是（）___
A. 恢复EIU电源
B. 切断EIU电源
C. 切断ECU电源
D. 恢复ECU电源
【单选题】
对于CFM56-5B，发动机振动显示在（）___
A. 发动机页上
B. 巡航页面上
C. 上ECAM
D. A+B
【单选题】
对于CFM56-5B，反推放出到95%位置时，ECAM上的指示（）___
A. 琥珀色“REV”
B. 绿色“REV”
C. “REV”消失
D. “REV”此时出现
【单选题】
对于CFM56-5B，反推放出过程中，由哪一个提供作动筒的伸出（）___
A. 增压valve
B. 伸出电门
C. 方向valve
D. 收回电门
【单选题】
对于CFM56-5B，反推放出过程中，作动筒的两端___（A）
A. 都通液压油
B. 都通回油
C. 一端通液压油，一端通回油
D. 不确定，因为取决于方向valve的选择
【单选题】
对于CFM56-5B，反推完全打开之后，靠什么保持在完全打开位（）___
A. 液压力
B. 空气动力
C. 弹簧力
D. 靠机械锁定装置
【单选题】
对于CFM56-5B，反推系统HCU（液压控制组件）中的压力探测器给ECU发送哪种指示信号（）___
A. 系统增压信号
B. 作动筒被作动信号
C. 锁已锁定信号
D. 解锁信号
【单选题】
对于CFM56-5B，飞机在地面，什么时候ECU自动断电（）___
A. 飞机上电时
B. 发动机停车时
C. 发动机停车后5分钟
D. 需人工断电
【单选题】
对于CFM56-5B，每台发动机的反推系统有几个伸出电门用于位置监控（）___
【单选题】
对于CFM56-5B，每一台发动机的反推系统其液压锁是（）___
A. 并联
B. 串联
C. 串，并联
D. 不确定
【单选题】
对于CFM56-5B，哪些参数是由ECU直接送到ECAM的（）___
A. 主要参数
B. 次要参数
C. 主要和次要参数
D. 以上都不正确
【单选题】
对于CFM56-5B，哪些系统和EVMU（发动机振动监控组件）有接口（）___
A. ECAM-FADEC-AIDS（飞机整体式数据系统）
B. ECAM-CFDS-AIDS
C. CFDS-FADEC-ACARS（飞机通讯地址和报告系统）
D. ECAM-FADEC-CFDS
【单选题】
对于CFM56-5B，哪种故障需要地面机械人员帮助（）___
A. 起动valve打不开
B. 起动valve无法关闭
C. A或B
D. 以上都不正确
【单选题】
对于CFM56-5B，人工油门工作时如果出现飞机失速，此时（）___
A. 自动油门会作动
B. N1目标值为TO/GA最大值
C. 需人工将油门杆推到TO/GA位
D. A+B
【单选题】
对于CFM56-5B，如果EIU电源失去，会怎样（）___
A. EIU从发动机的发电机获得电源
B. EIU失效，发动机再起动无法进行
C. ECU和点火电源无法得到
D. ECAM上将不再有显示
【单选题】
对于CFM56-5B，如果高压燃油关断valve的命令位置和实际位置不一致时（）___
A. 触发ECAM警告
B. 发动机控制面板上“FAULT”灯亮
C. A+B
D. 只有CFDS（中央故障显示系统）有故障记录
【单选题】
对于CFM56-5B，如果主磁堵（MCD）探测到金属屑，则应该（）___
A. 更换发动机
B. 检查滑油系统回油路上安装的4个分磁堵，判定故障部位及程度
C. 在润滑组件下部安装4个分磁堵，观察一段时间以判定故障部位及程度
D. 不用采取任何措施
【单选题】
对于CFM56-5B，如果主磁堵探测到金属屑，则会（）___
A. 发送到信号到ECU
B. 给ECAM系统提供警告
C. 让视觉指示器工作，用于地面检查
D. 没有任何指示
【单选题】
对于CFM56-5B，如果主磁塞（MCD）探测到金属屑，下列说法错误的是（）___
A. 红色跳出指示器工作
B. 驾驶舱无指示
C. 排故工作完成后，视觉指示器自动复位
D. 跳出指示器由电磁线圈触发
【单选题】
对于CFM56-5B，如果主滑油滤堵塞（）___
A. 滑油会流经旁通valve和备用油滤
B. IDG滑油温度增加
C. 发动机滑油温度增加
D. 燃油回油valve关闭
【单选题】
对于CFM56-5B，若反推工作过程中一个锁未解锁，则（）___
A. 只有其他3个门伸出
B. 其他锁会靠液压重新锁上
C. 反推不能工作
D. 不会影响反推放出
【单选题】
对于CFM56-5B，什么情况下，ECU控制高压燃油关断valve打开（）___
A. 转动选择器转到“IGNSTART”位
B. 转动选择器转到“CRANK”位
C. 主电门放到“ON”位
D. 转到选择器转到“IGNSTART”或“CRANK”位，主电门放到“ON”位
【单选题】
对于CFM56-5B，什么情况下可以打开高压燃油关断valve（）___
A. 燃油计量valve来的燃油压力
B. 高压燃油关断锁电磁线圈断电
C. 高压燃油关断锁电磁线圈通电
D. A+B
【单选题】
对于CFM56-5B，为了让反推系统不工作，有一个操作手柄位于（）___
A. 反推转动门上
B. 液压关断valve上
C. 液压控制组件上
D. 作动筒上
【单选题】
对于CFM56-5B，下列哪个是由FADEC控制的（）___
A. EIU
B. 油门杆角度
C. 发动机额定推力
D. 油门杆解算器角度
【单选题】
对于CFM56-5B，下列哪种情况会导致FADEC选择自动连续再点火（）___
A. “IGNSTART”选择
B. 探测到熄火
C. ECU故障
D. 以上都不正确
【单选题】
对于CFM56-5B，以下哪个不是由发动机滑油系统润滑的（）___
A. 1，2，3号轴承
B. 齿轮箱
C. 发电机
D. 4，5号轴承
【单选题】
对于CFM56-5B，用MCDU做反推测试时，CFDIU（中央故障显示接口组件）模拟（）___
A. TLA（油门杆角度）
B. 飞机在地面
C. N2条件
D. EIU（发动机接口组件）输入信号
【单选题】
对于CFM56-5B，在反推放出过程中，哪个部件让作动筒伸出（）___
A. 增压valve
B. 方向valve
C. 放出电门
D. 液压关断valve
【单选题】
对于CFM56-5B，在飞行中油门杆介于两个卡点之间，N1限定值取决于（）___
A. 油门杆位置
B. 上卡点位置
C. 下卡点位置
D. 不确定
【单选题】
对于CFM56-5B，在人工起动模式中N2达到50%时，会有什么情况（）___
A. “MANSTART”电门“ON”灯灭
B. ECAM上出现起动valve关闭的信息
C. 起动valve已经关闭
D. 以上都不正确
【单选题】
对于CFM56-5B，在自动起动模式，哪种情况FADEC会自动完成数次起动尝试（）___
A. 点火故障
B. EGT超限
C. 发动机失速
D. 以上三种情况都可能
