【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.
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答案
BC
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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
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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.)___
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B. Act as part of the operating system.
C. Log on as a batch job.
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【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.)___
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B. Decrease memory reservation
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Which three directories are available under the vcsa-cli-installer folder of the vCenter Server Appliance installation media? (Choose three.)___
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B. \ovftool
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【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
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【多选题】
Which two choices are applicable to vSphere Availability? (Choose two.)___
A. Heartbeat Datastores
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C. Power Management
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【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.)___
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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.
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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.)___
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【多选题】
Which two options can optimize conversion with VMware Converter? (Choose two.)___
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【多选题】
vSphere Availability considers which two factors for virtual machine restarts? (Choose two.)___
A. Host Isolation Response
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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
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Which two logs should be examined to troubleshoot a Windows vCenter Server upgrade failure? (Choose two.)___
A. vminst.log
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C. firstboot.log
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Which two parameters must be configured for Windows in-guest disk mirroring? (Choose two.)___
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B. scsi#.terminateVMOnPDL = “TRUE”
C. scsi#.returnBusyOnNoConnectStatus = “FALSE”
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【多选题】
Which two items are required to enable NPIV in a virtual machine? (Choose two.)___
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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.)___
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B. vSphere Fault Tolerance
C. vSphere Storage
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【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.)___
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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.)___
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What are three parameters for traffic filtering or marking? (Choose three.)___
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The vSphere administrator must change the path selection policy (PSP) to comply with best practices. Which two interfaces can be used to change the PSP? (Choose two.)___
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In what two ways can Storage DRS load balance virtual machines? (Choose two.)___
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【多选题】
What two reasons can explain why a host cannot be removed from a vSphere Distributed Switch? (Choose two.)___
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C. There are LACP LAGs configured on the switch.
D. There are VMkernel network adapters connected to the switch.
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Which three requirements are true for the vCenter Server HA network? (Choose three.)___
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B. IP addresses for all nodes must be static.
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D. IP addresses must be on the same network as the management network.
E. A default gateway must be configured.
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Which two statements correctly describe Normal Lockdown Mode? (Choose two.)___
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B. In normal lockdown mode the DCUI service is stopped.
C. ESXi Shell and SSH services are dependent of lockdown mode and cannot be configured.
D. In normal lockdown mode the DCUI service is running.
【多选题】
The Health check feature in the vSphere Distributed Switch helps troubleshoot network connectivity. What three checks does this feature perform? (Choose three.)___
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What are the three types of nodes in a vCenterServer HA cluster? (Choose three.)___
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B. Replica
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D. Active
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What are two consequences of turning off vSphere DRS on a cluster? (Choose two.)___
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B. Resource pools will be lost.
C. vApps will be lost.
D. Affinity rules will be lost.
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Which two protocols can be used to back up vCenter Server Appliance Instance? (Choose two.)___
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What are two requirements to enable EVC in a vSphere DRS cluster? (Choose two.)___
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B. CPUs must be from the same vendor.
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In Advanced settings on a vSphere host, Security.Password Quality Control set as retry=3 min=disabled, disabled, disabled, 7, 7 . Which two passwords are valid? (Choose two.)___
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E. xQaTEhb!
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To support Auto-Deploy, which two network requirements must be met? (Choose two.)___
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【多选题】
A vSphere administrator receives reports of a virtual machine performing extremely slowly, with CPU usage being the suspected bottleneck. After reviewing esxtop (view the Exhibit), which two scenarios could cause a performance problem for the virtual machine? (Choose two.)___
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C. vCD 5.5 catalog
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药学服务的主要实施内容正确的是___
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B. 药学服务只是针对患者个人
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锅炉负荷低于某一限度长时间运行,对水循环___。
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【单选题】
自然循环锅炉水冷壁引进出管进入泡包的工质是___。
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【单选题】
汽包内蒸汽空间高度超过0.5米且继续提高时,蒸汽带水量将___。
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B. 减少
C. 不变
D. 无法确定
【单选题】
单位重量气体,通过风机所获得的能量用风机的___来表示的。
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【单选题】
锅炉校正安全阀的顺序是___。
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B. 先高后低(以动作压力为序)
C. 先简后难
D. 没有要求
【单选题】
锅炉进行1.25倍的水压试验时,___。
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B. 就地云母水位计不应参加水压试验
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D. 由试验人员决定
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在外界负荷不变的情况下,汽压的稳定要取决于___。
A. 炉膛热强度的大小
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【单选题】
随着锅炉参数的提高,过热部分的吸收热量比例___。
A. 不变
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C. 无法确定
D. 减少
【单选题】
在外界负荷不变的情况下,燃烧减弱时,汽包水位___。
A. 上升
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D. 先上升后下降
【单选题】
加强水冷壁吹灰时,将使过热蒸汽温度___。
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B. 升高
C. 不变
D. 无法确定
【单选题】
___开启省煤器再循环门。
A. 停炉前
B. 熄火后
C. 锅炉停止上水后
D. 点炉前
【单选题】
当锅炉主汽压力降到___时开启空气门。
A. 0.5MPa
B. 1.0MPa
C. 0.2MPa
D. 2.0MPa
【单选题】
完全燃烧必须具备的条件之一是___。
A. 水分少
B. 挥发分高
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D. 含碳量高
【单选题】
当汽压降低时,由于饱和温度降低,使部分水蒸发,将引起锅水体积___。
A. 膨胀
B. 收缩
C. 不变
D. 无法确定
【单选题】
燃烧中的水分增加时,将使炉膛的辐射传热量___。
A. 增加
B. 减少
C. 不变
D. 先增加后减少
【单选题】
煤中灰分的熔点越低,___。
A. 越容易结焦
B. 不容易结焦
C. 越好烧
D. 越不好烧
【单选题】
锅炉给水,锅水或蒸汽品质超出标准,经多方调整无法恢复正常时应___。
A. 紧急停炉
B. 申请停炉
C. 化学处理
D. 正常运行
【单选题】
高效离心风机一般都采用___
A. 前弯
B. 后弯
C. 径向
D. 不固定形式
【单选题】
轴流式风机___。
A. 流量大,风压大
B. 流量小,风压小
C. 流量大,风压低
D. 流量小,风压高
【单选题】
转机为3000r/min时,振动值应小于___
A. 0.06 mm
B. 0.10 mm
C. 0.16 mm
D. 0.08 mm
【单选题】
反措要求严防锅炉缺水和超温运行,严禁在___不足安全门解列状态下运行。
A. 水位表
B. 风量表
C. 油枪
D. 灭火保护
【单选题】
CFB锅炉的最大允许负荷调节范围为:___
A. 70%-100% 最大连续蒸发量
B. 50%-100% 最大连续蒸发量
C. 30%-100% 最大连续蒸发量
D. 20%-100% 最大连续蒸发量