【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.
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相关试题
【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
【多选题】
Virtual Volumes supports which three VMware features? (Choose three.)___
A. Instant Clones
B. Distributed Resource Scheduler
C. Linked Clones
D. vMotion
E. Storage Distributed Resource Scheduler
【多选题】
vSphere DRS helps to balance virtual machines with available resources in a vSphere cluster. What three types of resources can be taken into account for balancing? (Choose three.)___
A. CPU
B. physical NIC saturation of an ESXi host
C. virtual NIC saturation of a virtual machine
D. RAM
E. storage latency
【多选题】
Which three design requirements must be satisfied to enable RAID-6 objects in a VMware vSAN cluster? (Choose three.)___
A. vSAN Advanced license or higher
B. vSAN stretched cluster
C. at least six hosts contributing storage
D. deduplication and compression
E. all flash configuration
【多选题】
When using "Cluster resource percentage" for host failover capacity in vSphere HA Admission Control, the total resource requirements are calculated from which two values? (Choose two.)___
A. Total vCPUs assigned to each VM.
B. Average CPU usage on each VM over time.
C. Memory reservations on each VM.
D. Total memory assigned to each VM.
E. Average active memory on each VM over time.
F. CPU reservations on each VM.
【多选题】
Which are four attributes of the Active vCenter HA node? (Choose four)___
A. It uses the vCenter HA network to communicate with the Witness node.
B. It constantly replicates vPostgres data with the Witness node.
C. It uses a public IP address for the management interface.
D. It runs the active vCenter Server Appliance instance.
E. It uses the vCenter HA network for replication of data to the Passive node.
F. It provides a quorum to protect against split-brain situations.
【多选题】
Which are two vCenter Server two-factor authentication methods? (Choose two.)___
A. RSA SecurID
B. Smart Card
C. SAML
D. Symantec VIP
【多选题】
An administrator is creating VMkernel adapters on an ESXi 6.5 host and wants to create separate VMkernel adapters for every type of traffic in the default TCP/IP stack. Which three types of traffic can be explicitly enabled on a separate VMkernel adapter? (Choose three.)___
A. Virtual SAN traffic
B. NFS traffic
C. vMotion traffic
D. vSphere HA traffic
E. Fault Tolerance logging traffic
【多选题】
When migrating a Windows vCenter Server 6.0 to the vCenter Server Appliance 6.5, which two will be migrated by default? (Choose two.)___
A. Local Windows OS users and groups
B. Configuration
C. Custom ports
D. FQDN
E. Historical and Performance data
【多选题】
Which three types of Content Libraries exist within vSphere 6.5? (Choose three.)___
A. Remote Content Library
B. Published Content Library
C. Local Content Library
D. Shared Content Library
E. Subscribed Content Library
【多选题】
An administrator cannot enable multi-processor Fault Tolerance (SMP-FT) for a virtual machine. Which are two possible causes for this? (Choose two.)___
A. The virtual machine is running on a vSAN datastore.
B. The Fault Tolerance network is using a 10Gbit uplink.
C. The virtual machine has 6 vCPUs assigned.
D. The virtual machine has a 1TB VMDK attached.
E. The virtual machine has snapshots present.
【多选题】
Which two statements are true for Predictive DRS? (Choose two.)___
A. It balances resource utilization for virtual machines with unpredictable utilization patterns.
B. It integrates DRS with vRealize Operations Manager to balance workloads for virtual machines before resource utilization spikes occur.
C. It balances resource utilization based on a threshold's algorithm that runs each night.
D. It determines the best placement and balance of virtual machines based on a threshold's algorithm that runs each night in vCenter Server 6.5 Database.
【多选题】
Which two situations could cause a virtual machine to appear with (orphaned) appended to its name? (Choose two.)___
A. if a host failover is unsuccessful
B. if a virtual machine was removed from vCenter Server's inventory
C. if a virtual machine was deployed from template, and the template has been deleted
D. if a virtual machine is unregistered directly on the host
【多选题】
Which three requirements are needed to apply RAID 5 or RAID 6 erasure coding on a vSAN 6.2 or 6.5 object? (Choose three.)___
A. on Disk Format 3.0
B. Hybrid vSAN
C. All Flash vSAN
D. vSAN Advanced License
E. Stretched Cluster Configurations
【多选题】
An administrator sees the following error in the log files: Which two events could be the source of the error message? (Choose two.)___
A. vCenter Server failure
B. VXLAN failure
C. Disk array failure
D. Network failure
E. ESXi host failure
【多选题】
An administrator is attempting to access an ESXi host via the DCUI but is unable to do so. Which could be two possible causes? (Choose two.)___
A. The host in Qhas no out-of-band management capability (i.e. iLO/iDRAC).
B. The SSH service is disabled on the host.
C. Strict lockdown mode is enabled on the host.
D. Normal lockdown mode is enabled and the administrator is a member of the
E. xception User list.
【多选题】
Which two permissions are required to migrate a virtual machine with Storage vMotion? (Choose two.)___
A. Network > Move Network
B. Virtual Machine > Inventory > Move
C. Resource > Migrate powered on virtual machine
D. Datastore > Allocate Space
【多选题】
Which are three supported storage requirements for vCenter Server HA? (Choose three.)___
A. NFS
B. RDM
C. vSAN
D. VMFS
E. JBOD
【多选题】
Which are the two network requirements for a VMware vSAN 6.5 cluster? (Choose two.)___
A. Multicast must be enabled on the physical switches and routers that handle vSAN traffic.
B. vSAN requires IPv6 only.
C. All hosts must have a dedicated 40GbE NIC.
D. The vSAN network supported IPv4 or IPv6.
E. vSAN requires IPv4 only.
【多选题】
Which three prerequisites must be in place prior to enabling secure boot for a virtual machine? (Choose three.)___
A. VirtualMachine.Config.Settings privileges
B. an encrypted USB drive
C. Virtual Hardware version 13 or later
D. Virtual Hardware version 12 or later
E. EFI firmware
【多选题】
A user is given the "Virtual machine user (sample)" role in a vSphere 6.x environment. Which three permissions would the user be able to perform? (Choose three.)___
A. Reset a virtual machine.
B. Power on a virtual machine.
C. Move a host into a cluster.
D. Configure CD media.
E. Migrate a virtual machine with Storage vMotion.
【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
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依据《中国南方电网有限责任公司电力安全工作规程》，若一张工作票设多个分组工作，分组工作负责人即为该分组的（）。___
A. 监护人
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A. 5、3
B. 10、5
C. 7、5
D. 7、3
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依据《中国南方电网有限责任公司电力安全工作规程》，在可能存在有交叉、间歇带电的设备上作业，或在一个电气连接部分进行多专业协同作业时，工作负责人应专职监护，不得（）。___
A. 参与作业
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依据《中国南方电网有限责任公司安全生产令》，健全和落实以（ ）为安全生产第一责任人的各级安全生产责任制，做到各司其职，各负其责。___
A. 各专业安全负责人
B. 行政正职
C. 各单位负责人
D. 分管安全生产的副职领导
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依据《中国南方电网有限责任公司电力安全工作规程》，进行电容器停电工作时，应先（），使用专用放电器将电容器充分放电，接地后方可进行工作。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，带电设备和线路附近使用的作业机具应（）。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，操作临时变更时，应按实际情况重新填写（）方可继续进行倒闸操作。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，线路工作装拆接地线时应填写“线路工作接地线使用登记管理表”，并作为（）的附件保存。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，同杆塔多回线路中部分线路停电的作业，向杆塔上吊起或向下放落工具、材料等物体时，应使用（）传递，物件与带电导线的安全距离应不小于规定。___
A. 绝缘无极绳圈
B. 吊篮
C. 工具箱
D. 绳索
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，手动操作有机械传动的断路器或隔离开关时，应戴（）；手动操作没有机械传动的断路器或隔离开关时，应使用绝缘棒并戴绝缘手套和穿绝缘鞋。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，厂站工作时，一张工作票上所列的3个检修设备，若至预定送电时一个间隔的工作尚未完成，需继续工作而不妨碍其他送电者，应办理相应的（）和新的工作票，方可继续工作。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，绝缘隔板和绝缘罩只允许在（）及以下电压的电气设备上使用，并应有足够的绝缘和机械强度。___
A. 35kV
B. 110kV
C. 220kV
D. 330kV
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，同杆塔架设的多回线路或交叉档内，下层线路带电时，上层线路不应进行放、撤导（地）线的工作；上层某10kV线路带电时，现需对下层0.4kV线路进行放、撤导（地）线工作，应满足（）安全距离。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，低压施工用电架空线路应采用绝缘导线，架设高度应不低于（）m，交通要道及车辆通行处应不低于（）m。___
A. 2、4
B. 2.5、4
C. 2.5、5
D. 2、5
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在（）及以上的大风以及暴雨、雷电、冰雹、大雾、沙尘暴等恶劣天气下，应停止露天高处作业。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，配电变压器柜的柜门应有（）的措施，新设备应安装防止误入带电间隔闭锁装置。___
A. 防误入带电间隔
B. 防止误碰带电设备
C. 防止反送电
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，低压配电网的停电工作时，工作许可人应按工作票所列的（）落实完备后与工作负责人办理工作许可手续。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，对于需要停用线路重合闸装置或再启动功能的第二种工作票的工作，（）工作前工作负责人应得到工作许可人许可后方可组织开展工作。___
A. 工作第一天
B. 每天
C. 间断
D. 首尾工作日
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，继电保护装置、安全自动装置、通信系统、自动化系统（含二次系统安全防护）等及其二次回路变动时，严防误拆或产生（），无用的接线应拆除，临时所垫纸片应取出，接好已拆下的线头，裸露的线头应做好绝缘包扎。___
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依据《中国南方电网有限责任公司电力安全工作规程》，“以手触试”原则上适用于（）许可工作。能触试的设备应以手触试，若工作负责人不作要求则可不以手触试。___
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依据《中国南方电网有限责任公司电力安全工作规程》，工作许可人许可前应核对（）身份与工作票填写工作负责人身份是否相符，核对实际工作人数与工作票填写的工作人数是否一致。___
A. 工作负责人
B. 工作票签发人
C. 值班负责人
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依据《中国南方电网有限责任公司电力安全工作规程》，工作中应确保电流互感器和电压互感器的二次绕组应有且仅有一点（）。___
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依据《中国南方电网有限责任公司电力安全工作规程》，需锚固杆塔维修线路时，应保持锚固拉线与10kV及以下、35kV、110kV、500kV带电导线的安全距离应符合（）。___
A. 0.7m、2m、4m、6m
B. 1m、2.5m、3m、6m
C. 1.5m、3m、4m、6m
D. 2m、4m、5m、6m
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在厂站内10kV工作地点与带电设备距离1米的场所中工作，此时应选用哪类工作票：（）___
A. 一种
B. 二种
C. 三种
D. 抢修工作票
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依据《中国南方电网有限责任公司电力安全工作规程》，用户侧设备检修，需电网侧设备配合停电时，应得到用户停、送电联系人的（），经批准后方可停电。___
A. 短信通知
B. 电话通知
C. 书面申请
D. 微信通知
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依据《中国南方电网有限责任公司电力安全工作规程》，电气测量作业时，连接电流回路的导线截面，应适合所测电流数值。连接电压回路的导线截面不应小于（）mm2。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，厂站多天工作，工作票所列安全措施不变，宜办理工作间断，但是每次复工前必须的一个动作是（）。___
A. 经调度许可
B. 检查接地线装拆记录
C. 检查安全措施
D. 检查安全措施正确完好
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依据《中国南方电网有限责任公司电力安全工作规程》，电气设备着火时，应立即切断（），然后进行灭火。___
A. 压板
B. 有关电源
C. 二次控制电源
D. 直流
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依据《中国南方电网有限责任公司电力安全工作规程》，高处作业人员（）站在栏杆外作业或凭借栏杆起吊物品。___
A. 不应
B. 可以
C. 视情况
D. 不可以
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依据《中国南方电网有限责任公司电力安全工作规程》，安全带的保险带、绳使用长度在（）m以上的应加缓冲器。___
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依据《中国南方电网有限责任公司电力安全工作规程》，工作期间，工作负责人因故暂时离开工作现场时，应（）或指定有资质的人员临时代替，并交代清楚工作任务、现场安全措施、工作班人员情况及其他注意事项，并告知工作许可人和工作班人员。___
A. 暂停工作
B. 办理工作终结
C. 办理工作间断
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依据《中国南方电网有限责任公司电力安全工作规程》，更换配电变压器高压跌落式熔断器熔丝时，应拉开低压侧断路器和高压侧跌落式熔断器；摘挂跌落式熔断器的熔管时，应使用绝缘棒、穿绝缘靴和戴绝缘手套，并（）。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，高压开关柜的手车开关应拉至“试验”或“检修”位置。高压开关柜相邻间隔没有可靠隔离的，工作时应（）。___
A. 做好安全措施
B. 加装隔离
C. 同时停电
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在厂站的带电区域内或邻近带电导体附近，禁止使用金属梯子；搬动梯子、管子等长物应将其（）后，宜由两人搬运，并与带电部分保持足够的安全距离。___
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，某线路检修，工作票“应装设栏”已在检修地段首尾各装设一组接地线。该工作需要分区段工作，工作班自行装设的接地线等安全措施（）。___
A. 必须一次完成
B. 可分段执行
C. 自行变更变更
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，硬质梯子的横档应嵌在支柱上，梯阶的距离不应大于40cm，并在距梯顶（）处设限高标志。___
A. 0.5m
B. 0.7m
C. 0.8m
D. 1.0m
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，环网柜部分停电工作，若进线柜线路侧有电，应在进线柜设置遮栏，悬挂（）标示牌；在进线柜开关的操作机构处加锁，并悬挂（）标示牌；同时在进线柜接地开关的操作机构处加锁。___
A. “止步，高压危险！”，“禁止合闸，有人工作！”
B. “禁止攀登！”
C. ，“禁止合闸，有人工作！”
D. “止步，高压危险！”，“禁止合闸，线路有人工作！”
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，线路工作时，工作负责人办理完成（），在工作地段各端装设好接地线，落实现场其他所需安全措施后，方可开始工作。___
A. 工作许可手续
B. 停电检修申请
C. 工作间断
D. 工作票手续
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，在门型构架的线路侧停电检修，工作地点在厂站接地点外侧，应在（）装设接地线。___
A. 线路侧
B. 旁路母线侧
C. 线路杆塔上
D. 断路器侧
【单选题】
依据《中国南方电网有限责任公司电力安全工作规程》，雨天操作室外高压设备时，应使用有（）的绝缘棒，并穿绝缘靴、戴绝缘手套。___
