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导入试题
【多选题】
Which three conditions would prevent Storage I/O Control from being enabled on a group of datastores? (Choose three.)___
A. The datastores planned for the solution are used by different vSphere clusters.
B. A datastore planned for the solution is configured as a Raw Device Mapping file.
C. A datastore planned for the solution has three extents.
D. A datastore planned for the solution is configured as NFS.
E. The organization has an Enterprise license.
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相关试题
【多选题】
Which two actions are prerequisites to adding ESXi 6.x hosts to a vSphere Distributed Switch? (Choose two.)___
A. Verify that there is at least one Distributed Port Group on the Distributed Switch.
B. Verify that the Distributed Port Group have active uplinks configured in its teaming and failover policy.
C. Verify that the
D. istributed Switch has been configured with a Network Profile.
【多选题】
An organization has configured Distributed Power Management (DPM) on a vSphere 6 cluster. The organization wants to be alerted when an ESXi host has been powered down by DPM. Which two options represent the type and name of the alarm that would accomplish this? (Choose two.)___
A. DrsEnteringStandbyModeEvent
B. DrsEnteredStandbyModeEvent
C. Event-based
D. Condition-based
【多选题】
Which two allow for the disabling of Network Rollback operations? (Choose two.)___
A. Modifying the vpxd advanded configuration options and adding the config.vpxd.network.rollback key
B. Modifying the C:\ProgramData\VMware\CIS\cfg\vmware-vpx\vpxd.cfg file and adjusting the<rollback> xml tag
C. Modifying the C:\ProgramData\VMware\CIS\cfg\vmware-vpx\vpxd.cfg file and adjusting the <networkrollback> xml tag
D. Modifying the C:\ProgramData\VMware\CIS\cfg\vmware-vpx\firstboot\vpxd-service- spec.prop file and adjusting the <rollback> xml tag
【多选题】
An administrator is tasked with performing a vMotion migration of a virtual machine. The virtual machine is configured as follows: <vSphere Flash Read Cache (vFRC) enabled> <Is part of a Distributed Resource Cluster (DRS) Cluster> Which two statements are true? (Choose two.)___
A. Each ESXi host in the cluster supports multiple virtual flash resources.
B. Each ESXi host in the cluster supports one virtual flash resource.
C. DRS treats powered-on virtual machines with Flash Read Cache as having a preferred affinity to their current host and moves them only for mandatory reasons.
D. DRS treats powered-on virtual machines with Flash Read Cache as having a required affinity to their current host and does not move them.
【多选题】
An administrator is using the Host Failures to Tolerate Admission Control Policy for a vSphere High Availability ___ cluster. When configuring this setting on the cluster, the administrator sees this error message: <Insufficient resources to satisfy HA failover level on cluster > What are two likely causes for the error? (Choose two.)(AB)
A. The hosts in the cluster are disconnected.
B. A host in the cluster is displaying an HA error.
C.
D. istributed Resource Scheduler has not been configured on the cluster.
【多选题】
What are two ways to identify TCP/IP stack information? (Choose two.)___
A. Using the vSphere Web Client
B. Using esxcli network ip netstack
C. Using esxcfg-netstack
D. Using the vSphere Client
【多选题】
Which two actions are required when enabling vFlash Read Cache for a virtual machine's virtual disk? (Choose two.)___
A. A value in the Virtual Flash Read Cache text box must be entered.
B. A Flash Resource Pool for Cache size reservation must be entered.
C. The Device backing and the block size must be configured.
D. The
E. nable virtual flash host swap cache check box must be selected.
【多选题】
What two IT infrastructure components are virtualized by vSphere Essentials? (Choose two.)___
A. Networks
B. Applications
C. Storage
D. Management
【多选题】
When attempting to access a virtual machine, an administrator is unable to login using the vSphere credentials. What two options are probable causes of the authentication failure? (Choose two.)___
A. The vSphere credentials have not been granted permissions.
B. The vSphere credentials are granted read-only permissions.
C. The vSphere credentials are granted no-access permissions.
D. The vSphere credentials are not a member of the local administrator group.
【多选题】
An administrator is performing a scripted installation of ESXi 6.x. In which three locations does the script need to be? (Choose three.)___
A. PXE Server
B. HTTPS
C. FTP
D. NFS
E. VVOLs Datastore
【多选题】
In order for a company to meet regulatory requirements, all ESXi 6.x Hosts must be configured to direct logs to a syslog server. What are two ways ESXi hosts can configured for this action? (Choose two)___
A. Use the esxcli system syslog command.
B. Edit them in the ESXi host Advanced System Settings.
C. From the Syslog collector user interface of the Web Client.
D. Syslog logging is not available for
E. SXi Hosts.
【多选题】
Which three actions can be executed when an alarm is triggered? (Choose three.)___
A. Send an email.
B. Send an SNMP trap.
C. Run a script or command.
D. Run an Orchestrator workflow.
E. Send a trigger to syslog.
【多选题】
An administrator is attempting to power on a virtual machine, but is unable to do so. Which two reasons are probable causes of the failure? (Choose two.)___
A. Storage access to the virtual machine swap file has been lost.
B. One of the virtual machine VMDK files is locked.
C. Virtual machine is running CentOS 7.0 64-bit.
D. Virtual machine has Hyper-Threading enabled.
【多选题】
An administrator has configured a host profile so that ESXi 6.x hosts will point to the corporate NTP server for time synchronization. The NTP server is located at 10.0.30.213, but time has not been synchronized properly across the ESXi hosts. The administrator reviews Host Profile settings as shown in the Exhibit. Which two steps are required to resolve the issue? (Choose two.)___
A. Correct the NTP server IP address.
B. Check the host for host profile compliance.
C. Remediate the host based on the updated host profile.
D. Change the NTP server to the FQDN as IP Addresses are not supported.
【多选题】
An administrator is attempting to migrate a large Hadoop virtual machine using vMotion. The administrator notices a delay when the machine is quiesced. The Hadoop virtual machine is processing many transactions a second to an in-memory database. Which two actions would help reduce the amount of time needed to perform a vMotion on this virtual machine? (Choose two.)___
A. Use multiple NICs for the vMotion vmkernel port.
B. Use a 10Gbps Network card for the vMotion vmkernel port.
C. Add an additional management network to help transmit the data quicker.
D. Disable Fault Tolerance before performing the vMotion.
【多选题】
An administrator is installing a new network card in an ESXi 6.x host that is part of a vSphere cluster. When the host is placed into maintenance mode, the vSphere Web Client displays the progress bar at 2% for over 30 minutes. Which two are likely reasons for this occurrence? (Choose two.)___
A. Maintenance mode is unable to migrate all virtual machines from the host.
B. There is a large number of virtual machines that must be migrated from the host.
C. VMware High Availability is in the process of reconfiguring the cluster.
D. Each virtual machine on the
E. SXi host must be reconfigured to recognize the new adapter.
【多选题】
Which two events happen when Distributed Resource Scheduler (DRS) is disabled? (Choose two.)___
A. The cluster's resource pool heirarchy and affinity rules are re-established when DRS is turned back on.
B. The cluster's resource pool hierarchy and affinity rules are not re-established when DRS is turned back on.
C. The cluster's resource pools are removed from the cluster.
D. The cluster's resource pools are removed from the cluster and assigned to the hosts.
【多选题】
Which two networking connection types can be configured on a virtual switch? (Choose two.)___
A. Virtual machine portgroups
B. VMkernel services (such as NFS, iSCSI, or vMotion) to the physical network
C. Web services over the Management Network
D. NFS and FCoE storage services
【多选题】
An administrator creates a DRS cluster of eight ESXi 6.x hosts. There are 10 virtual machines balanced across the hosts. An attempt to place the first host into maintenance mode fails. What are two reasons that the host failed to enter maintenance mode? (Choose two.)___
A. The DRS cluster Automation Level is set to Partially Automated mode.
B. One of the virtual machines on the ESXi Host entering maintenance mode is configured with a DRS Host affinity rule Should run on hosts in group.
C. One of the virtual machines on the ESXi Host entering maintenance mode is configured with a DRS Host affinity rule Must run on hosts in group.
D. One of the virtual machines on the
E. SXi Host entering maintenance mode is configured with an individual Automation Level set to Partially Automated.
【多选题】
When modifying a vApp, which two vSphere entities can be added? (Choose two.)___
A. A resource pool
B. A network pool
C. A vApp
D. A folder
【多选题】
From which two locations in the inventory hierarchy can you deploy a virtual machine using a template? (Choose two.)___
A. Directly from the template.
B. From a compute resource.
C. From an existing virtual machine.
D. From a Datastore.
【多选题】
A company has decided to implement Virtual SAN within their vSphere 6.x environment. The Virtual SAN cluster will be composed of three ESXi 6.x hosts that are on the Virtual SAN Ready Node list. Each ESXi host includes: <Two SAS Controllers that support Passthrough Mode> < Four Solid State Drives (SSDs) 1TB in size each> <20 SAS Magnetic Disks (MDs) 1TB in size each> <The SSDs and MDs are evenly split between the two SAS controllers>. The company will pilot a Virtual SAN cluster utilizing VMware best practices while maximizing storage capacity. The Virtual SAN cluster will use Manual Mode. Which two Disk Group configurations would meet the stated configuration requirements? (Choose two.)___
A. 4 disk groups with 1 SSD and 5 MDs each
B. 2 disk groups with 1 SSD and 7 MDs each
C. 2 disk groups with 2 SSDs and 7 MDs each
D. 2 disk groups with 1 SSD and 10 MDs each
【多选题】
A physical Windows 2008 R2 Server is converted to a virtual machine using VMware vCenter Converter. Upon completion of the conversion and subsequent power on operation, the virtual machine fails to boot and the message below is observed in the Console of the virtual machine: <STOP 0x0000007B INACCESSIBLE_BOOT_DEVICE>. Which two potential issues may be causing this boot failure? (Choose two.)___
A. An incorrect SCSI controller was selected during conversion.
B. Incompatible software drivers were migrated into the virtual machine from the source machine.
C. The vmdk file backing the virtual machine was thick provisioned.
D. A snapshot was taken immediately after the conversion completed.
【多选题】
An administrator is configuring the Failover Order option on a vSphere Distributed Switch. Which two options should be used with IP-hash load balancing? (Choose two.)___
A. Active Uplinks
B. Standby Uplinks
C. Unused Uplinks
D. Override Failover Order
【多选题】
An administrator is configuring the Maximum Transmission Unit value on a vSphere Distributed Switch. Which two options are typical values for ESXi networking? (Choose two.)___
A. 1492
B. 1500
C. 9000
D. 9089
【多选题】
Which two configurable options apply to both virtual machine CPU and memory allocation? (Choose two.)___
A. Reservation
B. Shares
C. Resource Pool
D. Reserve All
【多选题】
When attempting to power on a Virtual Machine you observe the following error: <Cannot open the disk '/vmfs/volumes/volume/vm/vm-000002.vmdk' or one of the snapshot disks it depends on.> Which three actions will be the best solutions to address this problem? (Choose three.)___
A. Verify that the virtual machine's disk files are present.
B. Investigate the host and virtual machine log files.
C. Verify the vmdk descriptor files and if required, recreate them.
D. Delete the disk file preventing the power on operation.
E. Migrate or register the virtual machine to a different host.
【多选题】
An administrator has been tasked with enabling High Availability ___ on a cluster in a vSphere 6.x environment with default settings. The cluster configures properly and there are no errors. The next day when powering on a virtual machine, an error is presented: <Not Enough Failover Resources>. Which three scenarios are likely causes of this error message? (Choose three.)(CDE)
A. The default VM Monitoring Sensitivity is set too high.
B. There are not enough datastore heartbeat datastores configured by default.
C. The default slot size in the cluster is set too high.
D. There are virtual machines with large CPU reservations.
E. A host is in maintenance mode for a replacement of a failed Hard Drive.
【多选题】
vMotion can be performed between which three physical boundaries? (Choose three.)___
A. Between two vCenter Server Systems
B. Between two vSphere Distributed Virtual Switches
C. Between two vCenter Server Datacenter objects
D. Between two VMware NSX Layer 4 segments
E. Between two NFS datastores
【多选题】
An administrator configures vSphere Replication for a virtual machine and enables multiple point in time (PIT) instances under the recovery settings in the Configure Replication wizard. Which two statements are correct for vSphere Replication with multiple point in time instances enabled? (Choose two.)___
A. vSphere Replication retains a number of snapshot instances of the virtual machine on the target site based on the retention policy that you specify.
B. vSphere Replication uses the virtual machine's snapshot instances to define the target site Point in Time instance based on the retention policy that you specify.
C. vSphere Replication does not support virtual machines with snapshots.
D. vSphere Replication supports virtual machines with snapshots.
【多选题】
An administrator is virtualizing a physical application server and adding it to an existing multi-tiered vApp. The application license is currently tied to the physical NIC's MAC address, so the administrator needs to ensure the license will function properly in the virtual machine. Which two actions can the administrator take to satisfy this task? (Choose two.)___
A. Set the MAC address for the vNIC in the guest operating system.
B. Install the physical server's NIC into the ESXi host.
C. Configure the MAC address for the vNIC using the vSphere Web Client.
D. Assign the physical server NIC's MAC address in the vSphere Distributed Switch.
【多选题】
Which two Fibre Channel zoning options are supported with vSphere 6.x? (Choose two.)___
A. Single-Initiator
B. Single-Initiator-Single-Target
C. Multiple-Initiators-Single-Target
D. Multiple-Initiators-Multiple-Targets
【多选题】
An administrator is attempting to remove an ESXi 6.x host from a vSphere Distributed Switch (vDS). When the administrator attempts to remove the host, the following error is observed: <The resource '16' is still in use.> What three steps are needed to successfully remove the host from the switch? (Choose three.)___
A. Select Manage Ports on the vDS for the host.
B. Locate all ports currently in use on the vDS for the host.
C. Migrate or delete any vmkernel or virtual machine adapters associated with the switch.
D. Remove all network cards from the switch before trying to remove the host.
E. Create a standard switch for everything to be automatically be migrated to.
【多选题】
Which two Virtual SAN related actions might start resynchronization of virtual machine objects? (Choose two.)___
A. Editing a virtual machine storage policy to increase the number of replicas.
B. Editing a virtual machine storage policy to reduce the number of replicas.
C. Editing a virtual machine storage policy to increase the number of disk stripes.
D. Editing a virtual machine storage policy to reduce the number of disk stripes.
【多选题】
An administrator is troubleshooting basic network connectivity issues. Which two scenarios are potential issues that this administrator might face? (Choose two.)___
A. The vSwitch is not attached to the correct physical network.
B. The portgroup is not configured to use correct VLAN.
C. Traffic shaping is configured incorrectly.
D. Jumbo frames is configured incorrectly.
【多选题】
Which three items should be validated prior to installing ESXi 6.x? (Choose three.)___
A. Remote Storage has been disconnected.
B. Installation media is available.
C. Server hardware clock is set to UTC.
D. Storage has been partitioned with a VMFS volume.
E. Network cards have been setup to use Jumbo
F. rames.
【多选题】
An administrator is performing an interactive installation of ESXi 6.x. Which three options are available for installation? (Choose three.)___
A. DVD
B. USB
C. PXE
D. Scripted
E. Auto Deploy
【多选题】
After installation of a host in your test environment, you need to move it to production. The only major change that needs to be made is that the hostname of the server needs to change. What are two ways that an administrator can change the host name without editing configuration files on the host directly? (Choose two.)___
A. Login to the Direct Console User Interface and change it from here.
B. Edit the Default TCP/IP Configuration from the vSphere Web Client.
C. Use the Ruby vSphere Client to send a script to the ESXi host that updates the hostname.
D. Update the information in DNS and the
E. SXi host will automatically update with these changes.
【多选题】
An administrator has unsuccessfully attempted several times to install an Operating System inside a virtual machine. The administrator finds that the installation fails at random intervals. Which two actions can be taken to resolve this issue? (Choose two.)___
A. Verify the md5sum and if invalid, download the installation files again.
B. Attempt the installation an additional time.
C. Attempt to use a different installation media or installation method.
D. Create a new virtual machine and attempt the installation with the existing media.
【多选题】
VMware tools is failing to install on a Microsoft Windows virtual machine. What are two possible situations that would prevent the installation? (Choose two.)___
A. The VMware tools installation media is corrupt.
B. The incorrect Operating System was selected in the virtual machine options.
C. The software prerequisites have not been installed.
D. The prerequisite services have not been started.
推荐试题
【单选题】
我厂凝结水泵密封水压力在___Mpa范围内。
A. 0.5~07
B. 0.25~0.60
C. 1.0~1.2
【单选题】
凝结水泵电动机推力轴承温度___℃报警。
A. 80
B. 70
C. 75
D. 85
【单选题】
凝结水泵电动机线圈温度___℃报警。
A. 115
B. 120
C. 130
D. 100
【单选题】
凝结水泵电动机轴承温度___℃报警,
A. 80
B. 85
C. 90
D. 95.
【单选题】
凝结水泵电动机推力轴承温度___℃时保护停泵。
A. 90
B. 70
C. 75
D. 85
【单选题】
开式水泵运行时,轴承温度不应高于___℃。
A. 70
B. 90
C. 80
【单选题】
开式水泵运行时,出口压力应大于___。
A. 0.5MPa
B. 0.35MPa
C. 0.3MPa
【单选题】
循环水系统正常运行时,应维持循环水母管压力>___MPa。
A. 0.2
B. 0.12
C. 0.15
【单选题】
循环泵的运行时电机电流≤___A。
A. 239
B. 368
C. 348
【单选题】
循环泵的运行时电机定子绕组温度<___℃。
A. 140
B. 110
C. 125
【单选题】
循环泵的运行时电机推力轴瓦及导向轴瓦温度<___℃。
A. 70
B. 90
C. 85
【单选题】
凝结器真空上升到一定值时,因真空提高多发的电与循环水泵耗电之差最大时的真空称为___。
A. 绝对真空;
B. 极限真空;
C. 最佳真空;
D. 相对真空。
【单选题】
凝汽器内真空升高,汽轮机排汽压力___。
A. 升高;
B. 降低;
C. 不变;
D. 不能判断。
【单选题】
闭式冷却水系统是由二台100%容量的闭式冷却水泵,一个___ m3闭式稳压水箱和二台100%容量的闭式冷却水热交换器设备组成的。
A. 30
B. 25
C. 10
【单选题】
闭式水箱水位维持在___mm。
A. 1600~1800
B. 1200~1400
C. 1000~1400
【单选题】
汽轮机排汽温度与凝汽器循环冷却水出口温度的差值称为凝汽器的___。
A. 过冷度;
B. 端差;
C. 温升;
D. 过热度。
【单选题】
当凝汽器真空降低,机组负荷不变时,轴向推力___。
A. 增加;
B. 减小;
C. 不变;
D. 不能确定。
【单选题】
闭式水箱水位低至___mm闭式水泵不能启动.
A. 800
B. 400
C. 650
【单选题】
我厂辅助蒸汽联箱母管压力为___MPa,温度为250-300℃。C
A. 0.8-1.1
B. 0.45-0.912
C. 1.0-1.3
【单选题】
辅助蒸汽系统安全门动作定值是A安全门___ MPa(暂定);B安全门1.10MPa。
A. 1.5
B. 1.3
C. 1.65
【单选题】
机组任何状态启动,低压轴封蒸汽温度正常维持在___℃,
A. 120~150
B. 150~180
C. 121~177
【单选题】
机组任何状态启动,任何时候低压轴封温度不得低于___℃。
A. 121
B. 140
C. 150
【单选题】
机组冷态启动,高中压轴封蒸汽温度控制在___℃.
A. 120~180
B. 150~200
C. 180~220
【单选题】
机组冷态启动,任何时候高中压轴封温度不得低于___℃。
A. 120
B. 150
C. 180
【单选题】
机组温态启动,高中压轴封蒸汽温度控制在___℃。
A. 200~300
B. 1500~280
C. 320~350
【单选题】
机组温态启动,高中压轴封蒸汽温度与调端高压缸金属温度差不大于___℃。
A. 85
B. 90
C. 100
D. 50
【单选题】
机组热态启动,高中压轴封蒸汽温度控制在___℃。
A. 300~350
B. 300~330
C. 280~330
【单选题】
机组热态启动,高中压轴封蒸汽温度与调端高压缸金属温度差不大于___℃。
A. 85
B. 90
C. 100
D. 50
【单选题】
轴封供汽必须具有不小于___℃的过热度.
A. 24
B. 28
C. 14
【单选题】
当正常运行时维持低压轴封温度自动值___℃。投用减温水装置应谨慎操作,严防汽轮机轴封进水。
A. 120
B. 150
C. 180
【单选题】
冷油器油侧压力一般应___水侧压力。
A. 大于;
B. 小于;
C. 等于;
D. 略小于。
【单选题】
汽轮机润滑油中含水量的正常控制标准是___。
A. 100mg/l;
B. 80 mg/l;
C. 50 mg/ l;
D. 150 mg/ l。
【单选题】
主冷油器运行中切换过程中如果发现异常应立即___.
A. 加快操作,迅速切换。
B. 停止操作,并恢复原状。
【单选题】
主油箱就地油位计应___一次。
A. 每班检查
B. 每2小时检查
C. 每4小时检查
【单选题】
汽轮机油系统打循环及盘车连续运行应在___进行。
A. 点火前;
B. 点火后;
C. 冲转前;
D. 无明确要求。
【单选题】
机组运行中油净化器 ___,并及时注水、排污。
A. 必须投入连续运行
B. 每4小时投运一次
C. 每12小时投运一次。
【单选题】
汽轮机任一轴承回油温度超过82℃,应___。
A. 立即打闸停机;
B. 立即减负荷;
C. 增开油泵,提高油压;
D. 降低轴承进油温度。
【单选题】
交流润滑油泵启动后油压稳定后,检查系统无泄漏,轴承回油正常,泵出口油压0.283 MPa,润滑油压为___MPa。
A. 0.1~0.15
B. 0.08~0.10
C. 0.2~0.3
【单选题】
EH油泵启动允许条件要求油温为___℃。
A. 15
B. 21
C. 28
【单选题】
EH油泵启动允许条件要求油位大于___mm.
A. 430
B. 410
C. 450
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