【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
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相关试题
【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.
【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.
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常用的IP地址由___位组成，分为网络地址、子网地址和主机地址三部分。（中）(基础知识)
【单选题】
电台可分为___ （易）(基础知识)
A. 固定台、
B. 车载台、
C. 手持台、
D. 以上都有
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安全工作规程是中规定;安全电流为___以下。 （难）(基础知识)
A. 1mA、
B. 10mA、
C. 0.1A、
D. 1A
【单选题】
交流电的要素是___ （难）(基础知识)
A. 最大值（振幅）、
B. 周期（频率）、
C. 初相位、
D. 以上都是。
【单选题】
电流的单位是_____，电压的单位是_____。___（易）(基础知识)
A. A V、
B. V A 、
C. V R、
D. R A
【单选题】
消防通信任务是保障消防部队各种信息的传递，重点是保障___的信息传递。（ 易 ）（应急通信）
A. 公文办理
B. 灭火救援作战指挥
C. 部队管理工作
D. 与有关指挥中心联络
【单选题】
协同通信是为保障参加灭火的消防部队、___、公安、军队等诸兵种协同作战，按协同关系建立的通信联络。（ 中 ）（应急通信）
A. 武警
B. 专职消防队
C. 特警
D. 民兵
【单选题】
组织协同通信，以___为主，有条件时使用其他通信手段。（ 易 ）（应急通信）
A. 有线通信
B. 无线电通信
C. 移动通信
D. 简易信号通信
【单选题】
消防站固定接警终端能接收指挥中心发送下来的___，并在现场信息列表中显示。（ 中 ）（消防业务信息系统）
A. 车辆状态信息
B. 办公文件
C. 现场确定信息
D. 现场图像信息
【单选题】
消防站固定接警终端可根据出动单上的出动车辆，自动将出动的车辆状态变更为___。（ 易 ）（消防业务信息系统）
【单选题】
消防站固定接警终端能接受指挥中心发送下来的一般通知信息，并自动给出___信息，并立即打印。（中）（消防业务信息系统）
A. 接收
B. 接收确认反馈
C. 自动保存
D. 删除
【单选题】
消防站固定接警终端能通过___监听火警受理台的火警受理通话。（中）（消防业务信息系统）
A. 119火警调度语音专线
B. 数据专线
C. 视频监控专线
D. 公安信息网
【单选题】
消防站固定接警终端能自动/手动控制警灯、警铃及广播、___等设备。（中）（消防业务信息系统）
A. 电视
B. 计算机
C. 夜间照明
D. 无线电台
【单选题】
消防站固定接警终端能向火警受理台发送___信息及其他有关灭火信息。（中）（消防业务信息系统）
A. 本站消防实力
B. 本站消防装备
C. 本站消防人员
D. 本站灭火药剂储备
【单选题】
在森林、矿山、草原等陆地通信难以覆盖的灭火救援现场，___是现场指挥部与指挥调度中心进行数据通信的最佳方案。（ 易 ） （应急通信）
A. 移动通信
B. 对流层散射通信
C. 卫星通信
D. 无线电接力通信
【单选题】
消防无线组网要优先保障___。（易）（应急通信）
A. 接处警
B. 调度
C. 通信联络
D. 火场无线通信
【单选题】
___网主要用于部局、总队、支队、大（中）队以及专职消防队等相关单位的图像综合管理平台、语音综合管理平台、灭火救援指挥系统的指挥调度部分等信息传输。（消防业务信息系统）
A. 消防信息网
B. 指挥调度网
C. 消防卫星网
D. 互联网
【单选题】
单工通话呼叫时，叫对方电台呼号___次，报自己电台2次，接着叫“请回答”1次。（ 易 ）（应急通信）
【单选题】
电台的呼号通常用___组成。（ 易 ）（应急通信）
A. 电台所属部门名称
B. 使用者姓名
C. 使用者单位
D. 数字
【单选题】
122消防通信调度指挥系统火警报警受理的基本步骤是___。（ 中 ）（消防业务信息系统）
A. 灾害事故发生→多种报警方式报警→火警受理台文字屏声光显示和报警电话号码、单位、地址显示→火警受理台地理信息屏显示灾害事故地区图。
B. 灾害事故发生→多种报警方式报警→报警确认→火警受理台文字屏声光显示和报警电话号码、单位、地址显示→火警受理台地理信息屏显示灾害事故地区图。
C. 灾害事故发生→多种报警方式报警→火警受理台文字屏声光显示和报警电话号码、单位、地址显示→火警受理台地理信息屏显示灾害事故地区图→下达出动命令。
D. 灾害事故发生→多种报警方式报警→火警受理台文字屏声光显示和报警电话号码、单位、地址显示→调度人员接听电话
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消防通信调度指挥系统火警辨识的程序是：调度人员接听电话→语音询问→火警专家辨识系统辅助提示→___。（ 中 ）（消防业务信息系统）
A. 确定灾害事故地点、类别
B. 编制出动方案
C. 下达出动命令
D. 启动录音录时装置
【单选题】
消防通信调度指挥系统下达出动命令的程序：根据方案要求向有关中队下达出动命令→向调度中心报告→___→组织现场通信。（ 易 ）（消防业务信息系统）
A. 向公安局指挥中心通报情况
B. 向供水、供电、供气等单位报告情况
C. 上一级机关值班室报告情况
D. 向公安、水、电、气、医疗、急救等单位通报情况
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在未设有远程火警受理终端的消防队（ 站 ）、专职消防队和消防重点保卫单位，消防通信调度指挥系统利用设立的___进行调度。（ 中 ）（消防业务信息系统）
A. 计算机通信网
B. 公共电话网
C. 专线
D. 350兆集群调度网
【单选题】
对规模大、情况复杂和扑救时间长，救援力量多的灾害事故现场，应成立现场指挥部，总指挥员由___（ 中 ）（基础知识）
A. 消防总队、支队（大队）领导担任
B. 当地公安局长
C. 地方政府领导
D. 当地军分区领导
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城市消防指挥中心要保证能同时受理___起以上的灾害事故报警。（ 中 ）（消防业务信息系统）
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消防通信指挥车可通过___对行进途中的消防中队进行战斗部署。（ 中 ）(应急通信)
A. 消防一级网
B. 消防二级网
C. 消防三级网
D. 公安网
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消防指挥中心固定台可通过___与通信指挥车车载台之间进行无线数字、文件传真，传输必要的信息。（ 易 ）（消防通信网络设备）
A. 消防一级网
B. 消防二级网
C. 消防三级网
D. 公安网
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现场指挥员、参谋人员及各参战中队长之间建立的通信网是___。（ 易 ）(应急通信)
A. 消防一级网
B. 消防二级网
C. 消防三级网
D. 公安网
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指挥员与战斗班班长之间通过___进行通信。（ 易 ）(应急通信)
A. 消防一级网
B. 消防二级网
C. 消防三级网
D. 公安网
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特勤抢险班战斗员之间通过___进行通信。（ 易 ）(应急通信)
A. 消防一级网
B. 消防二级网
C. 消防三级网
D. 公安网
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根据光的全反射原理，当光线以___临界角的入射角进入光纤时，光就被限制在纤芯中传输。（中） （通信基础知识）
A. 大于
B. 小于
C. 等于
D. 以上皆可
【单选题】
TCP/IP模型的传输层有两个协议，第一个协议TCP是一种可靠的面向连接的协议，第二个协议UDP是___。（中） （消防通信网络设备）
A. 一种可靠的面向连接的协议
B. 一种不可靠的面向连接的协议
C. 一种可靠的无连接协
D. 一种不可靠的无连接协议
【单选题】
公文的成文时间以___的时间为准。（易）（基础知识）
A. 领导人签发
B. 发文
C. 开始起草文件
D. 定稿
【单选题】
以下不属于无线介质的是___（易）（基础知识）
A. 电磁波
B. 短波
C. 超短波
D. 光纤
【单选题】
公文的主体部分共包括___个要件。（难）（基础知识）
【单选题】
上行文应当在公文首页发文字号___注明签发人姓名。（中）（基础知识）
【单选题】
请示和报告均属于___。（中）（基础知识）
A. 上行文
B. 平行文
C. 下行文
D. 其他
【单选题】
函属于___。（中）（基础知识）
A. 上行文
B. 平行文
C. 下行文
D. 其他
【单选题】
通知、批复均属于___。（中）（基础知识）
A. 上行文
B. 平行文
C. 下行文
D. 其他
【单选题】
电报中当天要办的十分紧急的事项使用___。（难）（基础知识）
