【单选题】
The vSphere Data Protection performance analysis results in the “Conditionally Passed” status. What can cause this condition?___
A. The results did not meet the minimum performance expectations.
B. The read, write, and seek tests were successful.
C. The read and write tests were successful but the seek test failed.
D. The read and write tests were successful but the seek test skipped.
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答案
C
解析
暂无解析
相关试题
【单选题】
A vSphere Administrator wants to reserve 0.5 Gbps for virtual machines on each uplink on a disturbed switch that has 10 uplinks. What is the quota that should be reserved for the network resource pool?___
A. 10 Gbps
B. 5 Gbps
C. 100 Gbps
D. 0.5 Gbps
【单选题】
A vSphere administrator manages a cluster which includes critical and non-critical virtual machines. The cluster requires different permissions for contractors and non-contractors. How can the administrator exclude the contractor group from some of the critical VMs?___
A. Apply permission for both contractors and non-contractors on the cluster level.
B. Apply permission for both contractors and non-contractors on the cluster level. Remove permission on the critical VMs for contractors.
C. Remove permission for contractors on the cluster level. Apply permission on the critical VMs for noncontractors.
D. Apply permission for both contractors and non-contractors on the VMs. Remove permission on the critical VMs for contractors.
【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%.
【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.
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【多选题】
张某购置了一辆帕萨特汽车,向保险公司投保当年的车辆损失险,保险金额为20万元。其子小张因经常乘坐他人及张某的车,知道一点驾驶常识。后张某因病住院,小张偷拿了其父的车钥匙驾车外出游玩,不慎翻车。小张受了伤,轿车完全报废。下列关于张某轿车毁损赔偿问题的表述中哪些是正确的___
A. 张某有权请求保险公司予以赔偿
B. 张某无权请求保险公司赔偿
C. 保险公司如果赔偿,可以对小张行使代位请求赔偿的权利
D. 保险公司如果赔偿,不可以对小张行使代位请求赔偿的权利
【单选题】
孔隙率增大,材料的________降低。___
A. 密度
B. 表观密度
C. 憎水性
D. 抗冻性
【单选题】
熟石灰粉的主要成分是:___
A. CaO
B. Ca(OH)2
C. CaCO3
D. CaSO4
【单选题】
普通混凝土的强度等级是以具有 95%强度保证率的多少天的立方体抗压强度代表值来确定的。 ___
A. 3、7、28
B. 3、28
C. 7、28
D. 28
【单选题】
为减小石灰硬化过程中的收缩,可以()。___
A. 加大用水量
B. 减少单位用水量
C. 加入麻刀、纸筋
D. 加入水泥
【单选题】
有抗冻要求的混凝土施工时宜选择的外加剂为()。___
A. 缓凝剂
B. 阻锈剂
C. 引气剂
D. 速凝剂
【单选题】
表示砂浆流动性的指标为( )。___
A. 坍落度
B. 分层度
C. 沉入度
D. 维勃稠度
【单选题】
表示干硬性混凝土流动性的指标为( )。___
A. 坍落度
B. 分层度
C. 沉入度
D. 维勃稠度
【单选题】
欲增大混凝土拌合物的流动性,下列措施中最有效的为()___
A. 适当加大砂率
B. 加水泥浆(W/C 不变)
C. 加大水泥用量
D. 加减水剂
【单选题】
炎热夏季大体积混凝土施工时,必须加入的外加剂是( )。___
A. 速凝剂
B. 缓凝剂
C. CaSO4
D. 引气剂
【单选题】
现场拌制混凝土,发现粘聚性不好时最可行的改善措施为().___
A. 适当加大砂率
B. 加水泥浆(W/C 不变)
C. 加大水泥用量
D. 加 CaSO4
【单选题】
下列水泥中,和易性最好的是( )。___
A. 硅酸盐水泥
B. 粉煤灰水泥
C. 矿渣水泥
D. 火山灰水泥
【单选题】
石油沥青的粘性是以( )表示的。___
A. 针入度
B. 延度
C. 软化点
D. 溶解度
【单选题】
现代高级沥青路面所用沥青的胶体结构应属于 ___
A. 溶胶型
B. 凝胶型
C. 溶—凝胶型
D. 以上均不属于
【单选题】
沥青混合料中最理想的结构类型是___构。
A. 密实骨架
B. 密实悬浮
C. 骨架空隙
D. 以上都不是
【单选题】
在沥青混合料中,应优先选用___
A. 酸性石料
B. 碱性石料
C. 中性石料
D. 以上都不是
【单选题】
A 级道路石油沥青适用于___
A. 各个等级公路的所有层次。
B. 适用于高速、一级公路下面层及以下层次
C. 三级及三级以下公路各个层次
D. 三级以上公路各个层次
【单选题】
用标准粘读计测液体沥青粘度时,在相同温度和相同孔径条件下,流出时间越长,表示沥青的粘度 ___
A. 越大
B. 越小
C. 不变
D. 无法确定
【单选题】
针入度指数>+2 时沥青的胶体结构为___
A. 溶胶结构
B. 凝胶结构
C. 溶凝胶结构
D. 无法判定
【单选题】
在同等试验条件下,测得 A 沥青针入度为 65(1/10mm),B 沥青针入度为 85(1/10mm),说明___
A. A 沥青粘滞性比
B. 沥青大
C. A 沥青粘附性比 B 沥青大
【单选题】
目前我国沥青配合比设计中确定最佳沥青用量最常用的方法是___
A. 图解法
B. 马歇尔法
C. 理论法
D. 试算法
【单选题】
屈强比越大,则结构可靠性___
A. 越低
B. 越高
C. 变化不大
D. 在一定范围内变大,到达某一界限后变小
【单选题】
结构设计时,受力钢筋的设计强度取___。
A. 抗拉强度
B. 抗压强度
C. 屈服强度
D. 抗剪强度
【单选题】
伸长率 ___面收缩率,钢材的塑性越好。
A. 越大、越大
B. 越大、越小
C. 越小、越大
D. 越小、越小
【单选题】
反映钢材韧性、塑性的指标分别有___
A. 冲击韧度、伸长率、断面收缩率
B. 洛氏硬度、布氏硬度、伸长率、断面收缩率
C. 冲击韧度、屈服强度、抗拉强度
D. 洛氏硬度、布氏硬度、抗拉强度、屈服强度
【单选题】
水泥混凝土配合比设计时需要适当增加砂率,其原因在于___
A. 混凝土的流动性不好
B. 混凝土空隙率偏大
C. 粘聚性或保水性不好
D. 难于振捣成型
【单选题】
确定地面点位的基本要素包括水平角、高程和___
A. 控制点
B. 水平距离
C. 高差
D. 倾斜距离
【单选题】
下列与高程相关的表述不正确的是___
A. 高程是指地面点到大地水准而的铅垂距离
B. 高程与大地水准面有关
C. 高差是指地面两点之间的高程差
D. 地面上两点之间高差一定是通过该两点高程计算出来的
【单选题】
工程测量的主要任务包括___施工放样、变形监测等
A. 测角
B. 测距
C. 测绘
D. 测高差
【单选题】
根据已知点高程及两点间的___距离确定未知点高程的测量方法叫三角高程测测量
A. 水平角
B. 竖直角
C. 高差
D. 高程
【单选题】
角度测量的主要内容包括水平角和___角
A. 象限角
B. 高程角
C. 竖直角
D. 导线转折角.
【单选题】
距量的常用方法可分为钢尺测距、光电测距、___
A. 测绳测距、全站仪测距
B. 花杆、皮尺测距
C. 视距测量
D. 导线测距
【单选题】
确定一条直线与标准方向之间的水平夹角,称为___
A. 角度测量
B. 直线定向
C. 直线定线
D. 标准方向测
【单选题】
经纬仪___就是测量水平角和竖直角
A. 唯一用途
B. 主要用途
C. 主要原理
D. 唯一原理
【单选题】
利用一条___,借助水准标尺测量两点间高差的仪器视水准仪
A. 方向线
B. 垂直视线
C. 视线
D. 水平视线
【单选题】
下列___不属于全站仪主要功能
A. 面积测量
B. 方向测量
C. 对边测量
D. 悬高测量
【单选题】
GPS 可用于高等级___、变形监测、施工放样及测量数据的快速采集,且对测量点间的通视没有要求
A. 平面控制测量
B. 高程控制测量
C. 控制测量
D. 测量
【单选题】
___标志的建设单位应当对永久性测量标志设立明显标记,并委托当地有关单位指派专人负责保管
A. 永久性测量
B. 一般测量
C. 重要的测量
D. 等高线控制
【单选题】
在《工程测量规范》里,表示允许稍有选择的措辞是___
A. 应
B. 宜
C. 可
D. 不得
【单选题】
导线的布设形式多采用___、闭合导线和支导线
A. 三角锁(网)
B. 一级导线
C. 二级导线
D. 附合导线