【单选题】
室内安装维护时,工具、设备要轻拿轻放,并在下面铺垫防尘布,()使用用户的工具或要求用户自己维护。___
A. 严禁擅自
B. 可以
C. 必须
D. 协商
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相关试题
【单选题】
室外光缆一般从左侧底部穿线洞进入分纤箱,通过固定装置对加强芯进行接地,并剥离外护层穿入套管。在左侧中央盘纤轮顺时针缠绕后进入右侧熔纤盘内。皮线光缆可从()穿线洞进线,通过固定装置平行固定后,在熔纤盘一侧进线,在熔纤盘内按同一方向绕线至热熔管。___
A. 左侧上部
B. 右侧上部
C. 左侧上下
D. 右侧上下
【单选题】
手机APP更换魔百和需要选择产品类型为芒果TV或()。___
A. 国安电视
B. 未来电视
C. 华数电视
D. 中国网络电视台电视
【单选题】
所有故障工单在工单处理人判断为非维护职责内网元上报的告警,受理后()分钟内必须驳回,并如实填写驳回原因和转派建议,建议中包含需转派的班组名称。___
【单选题】
梯子施工完不用时,应随时(),妥善保管避免日晒雨淋。___
【单选题】
通常QQ能正常使用,但网页无法打开,一般是由于()问题导致。___
A. 网卡问题
B. 账号问题
C. DNS错误
D. 数据问题
【单选题】
同一梯子上不准有()同时作业,登高前要检查登高用具是否牢固可靠。___
A. 1人及以上
B. 2人
C. 2人及以下
D. 2人及以上
【单选题】
统一工作制服不包括以下()内容___
A. 穿戴统一
B. 式样统一
C. 大小统一
D. 颜色统一
【单选题】
头盔能保护驾驶员的(),是生命的守护神。___
【单选题】
投诉工单回单提交后,在网维中心质检时如有回单要素不全,投诉原因与解决措施前后矛盾的均按()处理。___
A. 不合格工单
B. 虚假回单
C. 不满意工单
D.
【单选题】
投诉工单用户预约时限为()小时。___
【单选题】
网速测试结果以KByte/s为单位,用户账户带宽则以Kbit/s、Mbit/s为单位。因此应向用户说明,如100M用户带宽(即100Mbit/s),其对应的最大理论网速为()。___
A. 10.5MByte/s
B. 12.5MByte/s
C. 11.5MByte/s
D. 13.5MByte/s
【单选题】
网线从设备到用户电脑不允许超过()米,对于可能超过的线路选择其它路径,无其它路径报移动公司增加设备节点。___
【单选题】
微机病毒是指()。___
A. 生物病毒感染
B. 细菌感染
C. 被损坏的程序
D. 特制的具有破坏性的程序
【单选题】
为保证魔百和业务质量,机顶盒需以()方式连接。___
【单选题】
维护工作期间,涉及行车的安全,必须严格遵守()规则。___
A. 安全
B. 交通
C. 法律
D. 道路行驶
【单选题】
维护人员手机必须7*()小时开机,以便发生故障时能保证通信畅通。___
【单选题】
维护人员应在预约时间前()到达现场。若因特殊原因无法准时到达的,应及时通知用户并取得用户的谅解。___
A. 6至12分钟
B. 10至15分钟
C. 5至10分钟
D. 15至30分钟
【单选题】
维护人员在接到家庭宽带投诉故障处理任务后,应在规定时限内主动与()预约上门服务。___
A. 班组长
B. 后台人员
C. 主管领导
D. 客户
【单选题】
维护人员在约定时间内到达现场,若用户不在家,维护人员须在门口等候至少()分钟才能离开。___
【单选题】
五类线在做水晶头时使用568A线序,第一根线的颜色是()。___
【单选题】
下列()不是PON网络组成的部分。___
A. OLT
B. ODN
C. ONU
D. OTDR
【单选题】
下列()不是热熔必备工具。___
A. 光纤开剥器
B. 网络测线仪
C. 光纤夹具
D. 光纤切割器
【单选题】
下列不属于故障处理反馈工单时的必须填写的内容的是()。___
A. 故障级别
B. 故障处理过程
C. 故障恢复时间
D. 故障原因分析
【单选题】
下列诸因素中,对微型计算机工作影响最小的是()。___
【单选题】
下面()命令用于测试网络是否连通。___
A. netstart
B. nslookup
C. ping
D. ftp
【单选题】
下面()是客户维护中的正确语言。___
A. 这是我们公司规定的,跟我没关系
B. 故障界面在这里,我方没有问题,你自己找人来处理吧
C. 刚才不是跟你说了,怎么又问
D. 我们正在排查,原因查明后将及时向您反馈
【单选题】
下面对FTTX的中文解释不正确的是()。___
A. FTTB是指光纤到大楼
B. FTTH是指光纤到户
C. FTTC是指光纤到路边
D. FTTH是指光纤交接箱
【单选题】
下面选项中()不属于上门服务人员应准备的七个一。___
A. 一双鞋套
B. 一块抹布
C. 一个垃圾袋
D. 一台笔记本
【单选题】
新装工单如因用户不在家等原因,无法及时安装的,需在工单管理系统中进行()延时申请。___
A. 缆线原因
B. 设备原因
C. 用户原因
D. 线路原因
【单选题】
新装用户开始能正常上网,后来拨号出现691错误代码,下列原因不可能的是()。___
A. 用户账户密码错误
B. 用户电脑配置太低
C. 没有按照工单装机
D. 用户账户在线或被盗用
【单选题】
要查看DNS解析后的百度网址的IP,可使用()命令进行查看。___
A. nslookupwww.baidu.com
B. pingwww.baidu.com
C. tracertwww.baidu.com
D. netstatwww.baidu.com
【单选题】
要查看主机到百度网站的路由,可使用()命令。___
A. nslookupwww.baidu.com
B. pingwww.baidu.com
C. tracertwww.baidu.com
D. netstatwww.baidu.com
【单选题】
业务挂测中,挂测人员在小区侧应按照()接入挂测光猫。___
A. 分光箱号
B. 分光器端口
C. 房号信息
D. PON口号
【单选题】
一般的光分路器不可以分出的光路有()。___
A. 1:2
B. 1:4
C. 1:6
D. 1:8
【单选题】
一般在敷设入户光缆时,要求做到三防要求,其中不属于三防的是()。___
【单选题】
一分析、二测试、三替换属于下列哪一类故障处理的常用方法___
A. FTTH故障
B. FTTB故障
C. 路由器故障
D. 互联互通故障
【单选题】
一级分光器出端二维码标签应粘贴于一级分光器芯出端。距端口与线缆连接处()cm的线缆部分。___
【单选题】
一级分光器入端二维码标签应粘贴于一级分光器芯入端。距端口与线缆连接处()cm的线缆部分。___
【单选题】
一台电脑(),但同一个IP地址不可能被两块网卡同时拥有。___
A. 只能设置一个IP地址
B. 可以设置多个IP地址
C. 可以设置无数个IP地址
D. 只能设置多个IP地址
【单选题】
移动DNS主用:211.142.211.124备用()。___
A. 61.234.254.5
B. 61.234.254.51
C. 222.246.129.81
D. 111.8.14.18
推荐试题
【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.
【单选题】
An administrator sets the Failover Capacity for both CPU and Memory at 25%. Based on the Exhibit below, how much of the cluster’s total CPU resources are still available to power on additional virtual machines?___
A. 45%
B. 25%
C. 70%
D. 60%
【单选题】
Which statement applies to the vSphere Replication appliance?___
A. Only one vSphere Replication appliance can be deployed per vCenter Server instance.
B. VMware Tools in the vSphere Replication appliance can be upgraded.
C. A single vSphere Replication appliance can manage a maximum of 4000 replications.
D. vSphere Replication is available only with the vSphere
E. ssentials Plus license.
【单选题】
Which esxcli namespace can a vSphere Administrator use to adjust the queue depth?___
A. esxcli system module parameters
B. esxcli storage core device
C. esxcli system module set
D. esxcli storage core adapter
【单选题】
Which statement regarding datastore clusters meets VMware’s recommended best practices?___
A. Clusters should contain only datastores presented from the same storage array.
B. Clusters should contain only datastores with equal hardware acceleration capability.
C. Clusters should contain only datastores with the same capacity.
D. Clusters should contain only datastores using the same connection method (iSCSI, FC, etc.).
【单选题】
What VM Monitoring setting would ensure that the maximum reset window for a virtual machine is 24 hours?___
A. Medium
B. Low
C. High
D. Normal
【单选题】
What is the default space threshold for vSphere Storage DRS?___
A. 80%
B. 70%
C. 90%
D. 95%
【单选题】
Which is the correct sequence to upgrade a vSphere infrastructure?___
A. vCenter Server>ESXi host> VMware Tools>VM compatibility
B. ESXi host>vCenter Server> VMware Tools>VM compatibility
C. vCenter host> ESXi host> VM compatibility> VMware Tools
D. ESXi host>vCenter Server> VM compatibility>VMware Tools
【单选题】
An administrator has a large boot from SAN cluster and wants to ensure consistent configuration by using host profiles. What special considerations are required for boot from SAN hosts?___
A. Change the “Device is shared clusterwide” setting to “false” in the host profile.
B. Verify that the boot LUN is correctly identified as the boot device in the host profile.
C. The boot from SAN device must report as a local device.
D. Host profiles are incompatible with boot from SAN hosts.
【单选题】
When using VMware Converter to import a Windows server and improve the consistency of the destination virtual machine, which optional step can be performed immediately prior to powering down the source server?___
A. Perform a final synchronization task.
B. Remove the server from the network.
C. Uninstall production applications.
D. Remove the server from the Active Directory domain.
【单选题】
Restoration of the vCenter Server Appliance is accomplished using which interface?___
A. vSphere Web Client
B. vSphere Client
C. vCenter Server Appliance Management Interface
D. vCenter Server Appliance GUI Installer
【单选题】
When attempting to migrate a virtual machine to another host in the same cluster, the error message, “Select a valid compute resource” returns. What could cause this error?___
A. Both hosts run different versions of ESXi.
B. Both hosts are not sharing the same datastore.
C. VMware Tools is not installed.
D. Virtual machine has an ISO attached.
【单选题】
When will vSphere Data Protection delete the expired backup image of a Platform Service Controller?___
A. Immediately after the retention period has expired.
B. After the expired backup image is restored.
C. During the next backup window following expiry.
D. During the next maintenance window following expiry.
【单选题】
Group A has permission to download files in Content Library. Group B does not have permission to download files in Content Library. If a user is a member of both groups, what will be the result?___
A. The user cannot download file from Content Library.
B. The user can download file from Content Library.
C. The user cannot access Content Library.
D. The user can access Content Library.
【单选题】
An administrator is trying to set up Host Partial Failure Response, but the Automated option is grayed out. What can the administrator change to enable the Automated option?___
A. Change the vSphere DRS Automation level to Partially Automated.
B. Change the vSphere DRS Automation level to Fully Automated.
C. Enable vSphere HA Host Monitoring.
D. Change the vSphere DPM Automation level to Automatic.