【单选题】
WLAN维护中，定时周期性重启AP的目的是什么___
A. 防止用户长时间在线
B. 预防AP间干扰
C. 预防AP吊死
D. 预防AP老化
E.
F.
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相关试题
【单选题】
各种PDH业务信号组合成STM-N的步骤是 ( )___
A. 映射 定位 复用
B. 定位 映射 复用
C. 定位 复用 映射
D. 复用 映射 定位
E.
F.
【单选题】
WLAN用户接入流程不包括( )___
A. DHCP地址分配
B. 计费
C. 强制Portal和认证
D. 短信下发
E.
F.
【单选题】
Word 2003中无法实现的操作是___
A. 在页眉中插入日期
B. 建立奇偶页内容不同的页眉
C. 在页眉中插入分隔符
D. 建立每页不同的页眉
E.
F.
【单选题】
Word 的查找功能使用的快捷键是___
A. ctrl+a
B. ctrl+v
C. ctrl+f
D. ctrl+z
E.
F.
【单选题】
IPV6地址长度为（）Bits。___
A. 32
B. 64
C. 128
D. 256
E.
F.
【单选题】
Word版本之间保持向下兼容性，即___
A. 高版本Word生成的文档可在低版本Word中进行处理
B. 低版本Word生成的文档可在高版本Word中进行处理
C. 只能在同一版本下才能进行处理
D. 不论版本高低均能进行处理
E.
F.
【单选题】
ZXCTN6100设备最大可以提供（ ）FE接口___
A. 8个
B. 12个
C. 16个
D. 32个
E.
F.
【单选题】
ZXCTN6110设备最大可以提供 E1接口___
A. 16个
B. 32个
C. 48个
D. 63个
E.
F.
【单选题】
ZXCTN6110设备最大可以提供 GE接口___
A. 2个
B. 4个
C. 6个
D. 8个
E.
F.
【单选题】
ZXCTN6300设备上配置的静态MAC为（ ），对应的VLAN是 ___
A. 对端的业务MAC，监控VLAN
B. 本端的业务MAC，业务封装VLAN
C. 对端的业务MAC，监控VLAN
D. 对端的业务MAC，业务封装VLAN
E.
F.
【单选题】
ZXCTN设备上C-POS单板是将 ，通道化单板是将（ ）___
A. 下游业务的E1信号映射至STM－1信号；下游业务的FE信号映射至STM－1信号
B. 下游业务的FE信号映射至STM－1信号；下游业务的E1信号映射至STM－1信号
C. 下游业务的E1信号映射至FE信号；下游业务的FE信号映射至STM－1信号
D. 下游业务的FE信号映射至STM－1信号；下游业务的FE信号映射至STM－1信号
E.
F.
【单选题】
各种业务信号复用成STM-N的步骤是（）___
A. 映射 定位 复用
B. 定位 映射 复用
C. 定位 复用 映射
D. 复用 映射 定位
E.
F.
【单选题】
安全管理可以分为（）和垂直接入安全和安全告警。___
A. 告警检测功能
B. 水平接入安全
C. 故障校正
D. 高精监视
E.
F.
【单选题】
安全用电的原则是（ ）。___
A. 不能接触低压带电体，不要靠近高压带电体
B. 不接触电源
C. 可以接触低压带电体，不要接触高压带电体
D. 不靠近电源
E.
F.
【单选题】
安装INFORMIX数据库时不需要的软件有( )___
A. INFORMIX 9.40
B. CSDK 2.81
C. ADMINTOOLS
D. SQL
E.
F.
【单选题】
按照维护界面划分，以下不属于集团客户代维内容的是___
A. 客户侧数据业务设备
B. 连接器（ODF）以外的维护
C. 基站或综合业务接入点机房内用于集团接入的语音、数据和传输设备及其间的连接线
D. 客户侧语音业务设备
E.
F.
【单选题】
IP报文头中固定长度部分为多少字节.（ ）___
A. 10
B. 20
C. 30
D. 40
E.
F.
【单选题】
按照移动公司要求，代维公司应合理安排代维驻点，建立（）小时值班与应急抢修机制。___
A. 7×8
B. B.7×24
C. C.5×8
D. D.5×24
E.
F.
【单选题】
保护地电缆线的颜色为（）。___
A. 红色
B. 黑色
C. 蓝色
D. 黄绿相间
E.
F.
【单选题】
保留给自环测试的IP地址网段是（ ）___
A. 127.0.0.0
B. 130.0.0.0
C. 164.0.0.0
D. 200.0.0.0
E.
F.
【单选题】
备品、备件及常用材料必须入库，登记造册，由专人负责保管，建立规范的领用制度，维护人员因维护需要领取备品、备件及材料时，必须先（ ）后（ ）___
A. 清洁,领取
B. 登记,领取
C. 测试,领取
D.
E.
F.
【单选题】
根据ITU-T 关于TMN 的相关建议，T2000 在网管层次上比T2100 稍低，属于：___
A. 服务管理层（SML）
B. B. 网络管理层（NML）
C. C. 子网管理层（SNML）
D. D. 网元管理层（EML）
E.
F.
【单选题】
编辑状态下在插入和改写状态间转换的快捷键是___
A. Insert
B. Alt
C. Ctrl
D. Delete
E.
F.
【单选题】
标准的E1协议组网设备类型组成为___
A. 光/E1+光/FE
B. 光/FE+光/FE
C. 光/E1+光/V35
D. 光/E1（PDH）+光/V35
E.
F.
【单选题】
标准的光衰耗范围为（ ）___
A. -10db至10db上下
B. -10db至20db以下
C. -10db至30以下
D.
E.
F.
【单选题】
标准级集团客户日常巡检周期为___
A. 2个月；
B. B、1个月；
C. C、3个月；
D. D、6个月
E.
F.
【单选题】
不间断电源保护功能不包括( )___
A. 输出短路
B. 输出过载
C. 机内过温
D. 输入短路
E.
F.
【单选题】
IP承载网（ ）双节点发生故障退出服务，且设备故障历时超过15分钟，为承载网重大故障（ ）___
A. AR
B. CR、BR
C. RR
D. CE
E.
F.
【单选题】
不属于“三网合一”的“三网”是（ ）。___
A. 电信网
B. 有线电视网
C. 计算机网
D. 交换网
E.
F.
【单选题】
采用5类UTP线，理论上从用户终端到有源设备的距离不超过___
A. 60米
B. 80米
C. 100米
D. 125米
E.
F.
【单选题】
采用GPON组建的校区宽带，拨号出现“错误691”的原因是？( )___
A. ONU故障
B. B.用户名密码错
C. C.OLT故障
D. D.远程连接中断
E.
F.
【单选题】
采用IMS+OLT+GPON ONU方式，与传统通信方式不同，GPON接入以（ ）将用户语音通信接入到移动IMS核心网，同时为用户提供IMS业务.___
A. 传统模拟线
B. IP通信方式
C. PBX交换机
D. E1方式
E.
F.
【单选题】
根据SDH规范，一个2.5G可以承载（ ）2M___
A. 16
B. 63
C. 1000
D. 1008
E.
F.
【单选题】
采用PING来预测故障和确定故障源, 发送的数据包的大小为1426bit，指定要做5000次，网关地址为192.168.1.1，命令格式是___
A. Ping 192.168.1.1 –n 5000 –s 1426
B. B、Ping 192.168.1.1 –n 5000 –l 1426
C. C、Ping 192.168.1.1 –i 1426 –s 5000
D. D、Ping 192.168.1.1 –i 1426 –l 5000
E.
F.
【单选题】
采用带内方式传输的DCN网络，管理和信令消息通过传送链路的（）承载。___
A. 光纤接口
B. VC－4
C. ECC通道
D. DCC通道
E.
F.
【单选题】
采用单模光纤的1000base-lx网段的理论最大长度为多少___
A. 400米
B. 10公里
C. 200米
D. 500米
E.
F.
【单选题】
槽道内光纤连接线拐弯处的曲率半径不小于（ ）mm___
A. 28～30
B. 50～62
C. 10～12
D. 38～40
E.
F.
【单选题】
测量电压时使用电压表，应把表与负载连接为（ ）___
A. 串联方式
B. 并联方式
C. 混联方式
D. 都可以
E.
F.
【单选题】
测量上下行带宽常用的方法是（ ）___
A. 建立FTP服务器，在客户端和服务器间传文件
B. 通过看流量统计计算带宽
C. 使用BT软件观察下载上传和下载的速度
D. 以上说法都不正确
E.
F.
【单选题】
IP城域网BRAS设备发生故障退出服务历时（ ）分钟，定义为重大故障。___
A. 30
B. 60
C. 90
D. 120
E.
F.
推荐试题
【单选题】
When you attempt to open a virtual machine console from the vSphere Web Client, the console does not connect. The following error message appears:<HTTP ERROR 404> <Problem accessin/.Reason: Not Found>. Why did not connect?___
A. Port 443 is in use.
B. Port 9443 is in use.
C. Port 8443 is in use.
D. Port 22443 is in use.
【单选题】
What new feature was introduced to the Content Library in vSphere 6.5?___
A. Mount an ISO directly from the Content Library.
B. Deploy a virtual machine from an OVF Package in a Content Library.
C. Upload a File from a URL to a Library Item.
D. Upload a File from a Local System to a Library Item.
【单选题】
How can an administrator exclude Encryption rights from a support engineer?___
A. Clone the role Virtual machine power user, remove Cryptographic operations privileges.
B. Clone the role Administrator and assign to the support engineer.
C. Clone the role Virtual machine power user and assign to the support engineer.
D. Clone the role No cryptography administrator and select privileges only for the support engineer.
【单选题】
The administrator must back up a vCenter HA deployment. Which component must be backed up?___
A. Passive node
B. Witness node
C. External database
D. Active node
【单选题】
What is the supported protocol to perform remote L3 traffic monitoring in vSphere 6.5?___
A. VXLAN
B. ERSPAN
C. RSPAN
D. SPAN
【单选题】
What are the minimum hardware requirements for a Windows vCenter Server with embedded PSC that manages a “Small” environment?___
A. 2vCPUs, 16 GB RAM
B. 4 vCPUs, 16 GB RAM
C. 2 vCPUs, 10 GB RAM
D. 4 vCPUs, 10 GB RAM
【单选题】
Which port is used for communication between ESXi and vSphere Data protection?___
A. 80
B. 443
C. 902
D. 22
【单选题】
What can prevent Storage DRS from functioning on a datastore?___
A. The datastore is configured for Virtual Machine Swapfile location.
B. The datastore is shared across multiple datacenters.
C. The datastore is connected to a host that is running Storage I/O Control.
D. Storage DRS advanced option IgnoreAffinityRulesForMaintenance is set to 1.
【单选题】
When troubleshooting VMware vCenter Server issues, when logging level provides maximum detail?___
A. Verbose
B. Trivia
C. Info
D. Error
【单选题】
What new feature is introduced in NFS 4.1 on ESXi 6.5?___
A. IPv6
B. KRB5i
C. AUTH_SYS
D. Storage DRS
【单选题】
What configuration option would ensure that a virtual NUMA topology is defined on VMs having more than eight virtual CPUs?___
A. cupid.coresPerSocket
B. numa.vcpu.followcorespersocket
C. numa.vcpu.maxPerVirtualNode
D. numa.vcpu.min
【单选题】
What is the minimum disk space required to deploy vSphere Data Protection (VDP) with 8 TB configuration?___
A. 4 TB
B. 16 TB
C. 8 TB
D. 12 TB
【单选题】
What advanced option for vSphere HA defines a maximum number of reset attempts by VMCP for a virtual machine?___
A. das.maxterminates
B. das.isolationshutdowntimeout
C. das.maxresets
D. fdm.isolationpolicydelaysec
【单选题】
What vSphere technology enables the administrator to ensure consistent configuration at scale?___
A. PowerCLI
B. Host Profiles
C. esxcli
D. vSphere Web Client
【单选题】
Which port is used for vSphere HA agent-to-agent communication?___
A. 443
B. 8182
C. 22
D. 902
【单选题】
Which log file would assist in identifying an issue that occurred during the database export phase of a vCenter Server upgrade process?___
A. vcdb_import.out
B. export.json
C. export-upgrade-runner.log
D. vcdb_export.out
【单选题】
Bidirectional CHAP is support by which storage initiator?___
A. software FCoE HBA
B. Fibre Channel HBA
C. independent hardware iSCSI HBA
D. dependent hardware iSCSI HBA
【单选题】
What is a pool of raw storage capacity that a storage system can provide to Virtual Volumes?___
A. protocol endpoint
B. storage container
C. storage provider
D. datastore
【单选题】
vSphere 6.5 DRS is now Network-Aware. Based on network utilization, when will DRS balance VMs?___
A. DRS will balance VMs when a network resource pool is configured for VMs.
B. DRS will balance VMs when Network I/O Control is enabled.
C. DRS will place VMs on initial boot for hosts that have network utilization lower that the threshold.
D. DRS will vMotion VMs when network utilization is higher than the threshold on a particular host.
【单选题】
A scripted upgrade of ESXi fails due to an incorrect parameter in the upgrade script. What file must the administrator modify to correct the problem?___
A. vmreconfig.pl
B. hostinfo.pl
C. ks.cfg
D. boot.cfg
【单选题】
A VM folder contains VM1 and VM2. Group A has permission to power on virtual machines, defined on the VM folder and its children. Group B has permission to power off virtual machine VM2. If a user is a member of group A and B, what action can the user perform?___
A. Suspend VM2.
B. Power off VM1.
C. Power on and power off VM1.
D. Power on and power off VM2.
【单选题】
The networking team has requested to have a dedicated network for iSCSI traffic. This task has been assigned to the vSphere Administrator. What is the VMware-recommended way to accomplish this?___
A. Configure Static Routes on each ESXi Server.
B. Configure the right subnet.
C. Create a custom IP Stack.
D. Define a dedicated gateway for the iSCSI vmkernel.
【单选题】
To prevent possible failures or issues during a vSphere upgrade, which component should be upgraded first?___
A. ESXi Hosts
B. virtual machines
C. datastores
D. vCenter Server
【单选题】
What is the command for updating an ESXi host?___
A. esxcli software vib update –d /vmfs/volumes/Datastore/DirectoryName/PatchName.zip
B. esxupdate software update –d”/vmfs/volumes/Datastore/DirectoryName/PatchName.zip”
C. esxcli software update –d “/vmfs/volumes/Datastore/DirectoryName/PatchName.zip”
D. esxupdate software vib update –d /vmfs/volumes/Datastore/DirectoryName/PatchName.zip
【单选题】
A vSphere Administrator would like to identify which physical NUMA node their virtual machine is currently residing on. What esxtop metric would provide this information?___
A. GST_ND[x]
B. OVD_ND[x]
C. NRMEM
D. NHN
【单选题】
How can a vSphere administrator ensure that two virtual machines never run on the same datastore in a datastore cluster, while permitting the VMs to be load-balanced?___
A. Use an Intra-VM Anti-Affinity Rule.
B. Configure a storage DRS VM override.
C. Disable storage
D. RS for the VMs.
【单选题】
What is the VMware-recommended way to move a physical adapter out of Network I/O Control’s scope?___
A. Set the teaming policy to “Route Based on Physical NIC Load.”
B. Add the vmnic to the Net.NetNiocAllowOverCommit parameter in Advanced System Settings.
C. Add the vmnic to the Net.IOControlPnicOptOut parameter in Advanced System Settings.
D. Move the vmnic to a different vmUplink port on the Distributed Switch.
【单选题】
A VM folder contains VM1 and VM2. Group A has permission to power on virtual machines, defined on the VM folder and its children. Group B has permission to power off virtual machines, defined on the VM folder and its children. If a user is a member of Groups A and B, what will be the user’s effective permission on VM1 and VM2?___
A. Power on
B. Power off.
C. Power on and Power off.
D. Reset.
【单选题】
Group 1 is granted console interaction on a VM folder. User 1 is granted no console interaction on the same VM folder. What will be the outcome if User 1 tries to access the console of a virtual machine?___
A. User 1 will not be able to access the virtual machines in the VM folder.
B. User 1 will not have access to the virtual machine console.
C. User 1 will have access to the virtual machine console.
D. User 1 will have console access only via the vSphere Web Client.
【单选题】
Which statement is true regarding the use of VMFS3 datastores with vSphere 6.5?___
A. VMFS3 datastores can be used but not created.
B. VMFS3 datastores can be neither used nor created.
C. VMFS3 datastores will be present but unmounted.
D. VMFS3 datastores can be created and used.
【单选题】
In the Exhibit, each VM has a 1GHz non-expandable reservation. If all VMs are powered on in sequence, what would be the outcome?___
A. VM4 cannot be powered on.
B. VM5 cannot be powered on.
C. VM6 cannot be powered on.
D. VM3 cannot be powered on.
【单选题】
vSphere 6.5 introduced MAClearning capabilities for VMware’s virtual switches. What three benefits will it provide? (Choose three.)___
A. Reduced memory consumption.
B. Reduced consumption of extra CPU cycles.
C. Increased network throughput.
D. Prevent packet flooding inside the vSwitch.
【单选题】
What is the default pathing policy for most active-active arrays?___
A. Fixed
B. Most Recently Used
C. Dynamic
D. isk Morroring
【单选题】
Which command will show the iSCSI sessions on a ESXi 6.5 host?___
A. esxcli storage iscsi session get
B. esxcli iscsi session get
C. esxcli storage iscsi session
D. esxcli iscsi session list
【单选题】
Which of the following is not a parameter for traffic filtering or marking?___
A. virtual port ID
B. Protocol
C. Traffic Direction
D. DSCP value
E. Traffic redirection
【单选题】
A vSphere administrator wants to enable a virtual machine with Secure Boot, but in VM setting, Secure Boot option was not found under Boot Options. What could be the cause?___
A. The virtual hardware is not compatible.
B. The virtual machine has missing drivers.
C. The virtual machine OS does not support secure boot.
D. VMware Tools is not upgraded.
【单选题】
A virtual machine is connected on a distributed port group where the average bandwidth configured in the traffic shaping policy is 100 Mbps. The VM network adapter is configured with a reservation of 200 Mbps. What is the VM’s effective bandwidth?___
A. 200 Mbps
B. 100 Mbps
C. 150 Mbps
D. 400 Mbps
【多选题】
What are two reasons why a datastore in a Storage DRS cluster cannot enter maintenance mode?(Choose two.)___
A. Storage latency is too high to allow Storage DRS initiate Storage vMotion.
B. Storage DRS is configured for a VMFS3 datastore.
C. Storage
D. RS is disabled on the virtual disk.
【多选题】
What two methods are used to configure VMware vSphere Storage I/O Control shares and limits? (Choose two.)___
A. Assign shares and limits to VM virtual disks.
B. Assign shares and limits to datastores.
C. Assign shares and limits to Storage (DRS) clusters.
D. Assign shares and limits using VM storage policies.
【多选题】
ESXi 6.5 introduces VMFS6, which supports both 512e and 512n devices. What three configurations are supported when using these devices? (Choose three.) ___
A. Hosts with both 512e and 512n devices.
B. Storage vMotion between both 512e and 512n devices.
C. Datastore Extents spanned between both 512e and 512n devices.
D. Storage DRS clusters containing only both 512e and 512n devices.
