相关试题
【单选题】
在BGP 路由协议中，以下真正用来传递路由信息的报文是（ ）___
A. Notification
B. Open
C. Update
D. Keepalive
E.
F.
【单选题】
在BGP 协议中，对环路的避免的方法有（ ）___
A. 在路由的ORIGIN 属性中记录路由的起源
B. 在路由的AS_PATH 属性中记录所有途经的AS
C. 在路由的NEXT_HOP 属性中纪录路由的下一跳
D. 在路由的MED 属性中影响另一AS 的出口选择
E.
F.
【单选题】
在BGP 协议中，用来交换BGP 版本号、自治系统号、保持时间以及BGP 标识符等信息的报文是（ ）___
A. Open 报文
B. Update 报文
C. keepalive 报文
D. Notification 报文
E.
F.
【单选题】
在BGP协议中，对环路的避免的方法有___
A. 在路由的Origin 属性中纪录路由引入的来源
B. 在路由的AS-Path属性中记录着所有途经的AS
C. 在路由的Next-Hop 属性中纪录路由的下一跳
D. 在路由的MED 属性中影响另一AS的出口选择
E.
F.
【单选题】
在Cisco路由器上如何查看一个以太口（如Ethernet 0）的丢包率，收到和发送的包数，字节数___
A. show interface Ethernet 0
B. show controller Ethernet 0
C. show config Ethernet 0
D. how detail
E. thernet 0 E.
F.
【单选题】
在FTTH方式热熔放装过程中，ONU侧结头熔好后的收光功率，应大于（ ）dbm？___
A. -22
B. -24
C. -20
D. -26
E.
F.
【单选题】
在GF155-03B设备中03槽位所对应EMU盘的DCC灯是（ ）___
A. DCCE
B. T1
C. T2
D. DCCW
E.
F.
【单选题】
在GF155-03B设备中04槽位所对应EMU盘的DCC灯是（ ）___
A. DCCE
B. T1
C. T2
D. DCCW
E.
F.
【单选题】
在GF2488-01B设备中30槽位2.5G光盘所对应32方向EMU盘的域配置索引号是（ ）___
A. 1
B. 2
C. 3
D. 4
E.
F.
【单选题】
下列哪个ONU设备属性是关联字段（）___
A. A.归属分光器
B. B.厂家名称
C. C.ONU名称
D. D.覆盖范围
E.
F.
【单选题】
如下设置时，GPON OLT网络侧会收到带( )VLANTAG的上行报文 FLEX MODE SVLAN: VLAN=100 (RBVLAN STACK MODE) SERVICE-FLOW: UNISIDEVLAN=200; NETWORKSIDEVLAN=300; 客户侧发送VLAN=200的上行报文___
A. 100:200
B. 300:200
C. 100:300
D. 200:300
E.
F.
【单选题】
在GF2488-01B设备中30槽位所对应32方向EMU盘的DCC灯是（ ）___
A. E1
B. W1
C. E2
D. W2
E.
F.
【单选题】
在GF2488-01B设备中31槽位2.5G光盘所对应32方向EMU盘的域配置索引号是（ ）___
A. 1
B. 2
C. 3
D. 4
E.
F.
【单选题】
在GF2488-01B设备中31槽位所对应32方向EMU盘的DCC灯是（ ）___
A. E1
B. W1
C. E2
D. W2
E.
F.
【单选题】
在GF2488-01B设备中32槽位2.5G光盘所对应32方向EMU盘的DCC灯是（ ）___
A. T4
B. T3
C. T2
D. T1
E.
F.
【单选题】
在GF2488-01B设备中32槽位2.5G光盘所对应32方向EMU盘的域配置索引号是（ ）___
A. 14
B. 15
C. 30
D. 31
E.
F.
【单选题】
在GF2488-01B设备中32槽位O622-2光盘光口1所对应32方向EMU盘的DCC灯是（ ）___
A. T4
B. T3
C. T2
D. T1
E.
F.
【单选题】
在GF2488-01B设备中32槽位O622-2光盘光口1所对应32方向EMU盘的域配置索引号是（ ）___
A. 14
B. 15
C. 30
D. 31
E.
F.
【单选题】
在GF2488-01B设备中32槽位O622-2光盘光口2所对应32方向EMU盘的DCC灯是（ ）___
A. T4
B. T3
C. T2
D. T1
E.
F.
【单选题】
在GF2488-01B设备中32槽位O622-2光盘光口2所对应32方向EMU盘的域配置索引号是（ ）___
A. 14
B. 15
C. 30
D. 31
E.
F.
【单选题】
ZXCTN6000系列设备的配置文件startrun.dat存放在（ ）___
A. flash/img
B. flash
C. flash/data
D. flash/cfg
E.
F.
【单选题】
下列哪些OSPF报文中会出现完整的LSA信息？___
A. HELLO报文（Hello Packet）；
B. DD报文（Database Description Packet）
C. LSR报文（Link State Request Packet）；
D. LSU报文（Link State Update Packet）；
E. LSAck报文（Link State Acknowledgmen Packet）；
F.
【单选题】
在GF2488-01B设备中3B槽位2.5G光盘所对应32方向EMU盘的DCC灯是（ ）___
A. T8
B. T7
C. T6
D. T5
E.
F.
【单选题】
如下设置时，GPON OLT网络侧会收到带( )VLANTAG的上行报文 FLEX MODE SVLAN: VLAN=100 (RBVLAN STACK MODE) SERVICE-FLOW: UNISIDEVLAN=65535; NETWORKSIDEVLAN=4096; 客户侧发送VLAN=200的上行报文___
A. 100:200
B. 300:200
C. 100:300
D. 200:300
E.
F.
【单选题】
在GF2488-01B设备中3B槽位2.5G光盘所对应32方向EMU盘的域配置索引号是（ ）___
A. 14
B. 15
C. 30
D. 31
E.
F.
【单选题】
在GF2488-01B设备中3B槽位O622-2光盘光口1所对应32方向EMU盘的DCC灯是（ ）___
A. T8
B. T7
C. T6
D. T5
E.
F.
【单选题】
在GF2488-01B设备中3B槽位O622-2光盘光口1所对应32方向EMU盘的域配置索引号是（ ）___
A. 14
B. 15
C. 30
D. 31
E.
F.
【单选题】
在GF2488-01B设备中3B槽位O622-2光盘光口2所对应32方向EMU盘的DCC灯是（ ）___
A. T8
B. T7
C. T6
D. T5
E.
F.
【单选题】
在GF2488-01B设备中3B槽位O622-2光盘光口2所对应32方向EMU盘的域配置索引号是（ ）___
A. 14
B. 15
C. 30
D. 31
E.
F.
【单选题】
在GF2488-01B设备中3C槽位2.5G光盘所对应32方向EMU盘的域配置索引号是（ ）___
A. 1
B. 2
C. 3
D. 4
E.
F.
【单选题】
在GF2488-01B设备中3c槽位所对应32方向EMU盘的DCC灯是（ ）___
A. E1
B. W1
C. E2
D. W2
E.
F.
【单选题】
在GF2488-01B设备中3D槽位2.5G光盘所对应32方向EMU盘的域配置索引号是（ ）___
A. 1
B. 2
C. 3
D. 4
E.
F.
【单选题】
下列哪些服务不是和OTNM2000网管有关系的服务（ ）___
A. manager2服务
B. Informix IDS服务
C. Messenger服务
D. OtnmCfgServer服务
E.
F.
【单选题】
在GF2488-01B设备中3D槽位所对应32方向EMU盘的DCC灯是（ ）___
A. E1
B. W1
C. E2
D. W2
E.
F.
【单选题】
在GF622-06A设备中07槽位所对应32方向EMU盘的DCC灯是（ ）___
A. E1
B. W1
C. E2
D. W2
E.
F.
【单选题】
什么是狭义的信息安全（ ）___
A. 业务数据在采集、传递、存储和应用等过程中的完整性、机密性、可用性、可控性和不可否认性
B. 信息在使用通信网络提供的服务进行传递的过程中通信网络自身即承载和业务网的可靠性、生存性
C. 操作系统的安全
D. 信息加密、加密算法等内容
E.
F.
【单选题】
在GF622-06A设备中08槽位所对应32方向EMU盘的DCC灯是（ ）___
A. E1
B. W1
C. E2
D. W2
E.
F.
【单选题】
在GF622-06A设备中0B槽位所对应32方向EMU盘的DCC灯是（ ）___
A. E1
B. W1
C. E2
D. W2
E.
F.
【单选题】
在GF622-06A设备中0C槽位所对应32方向EMU盘的DCC灯是（ ）___
A. E1
B. W1
C. E2
D. W2
E.
F.
【单选题】
在H.248协议中MGC使用的端口号为（ ）___
A. 2944
B. 2727
C. 3000
D. 6000
E.
F.
推荐试题
【单选题】
An administrator has a virtual machine that requires four times the compute resources than other virtual machines on the same ESXi 6.x host. How should the administrator configure the virtual machine settings, in order to be prepared for any resource contention? ___
A. Set the shares of the priority virtual machine to High and the rest to Low.
B. Set the shares of the priority virtual machine to High.
C. Set the shares of the priority virtual machine to High and the rest to Normal.
D. Set the shares of the priority virtual machine to Normal and the rest to Low.
【单选题】
Which type of Adapter does not require vmkernel networking? ___
A. Independent Hardware iSCSI Adapter
B. Dependent Hardware iSCSI Adapter
C. Software iSCSI Adapter
D. Software FCoE Adapter
【单选题】
During the installation of ESXi 6.0, the following error message is reported: Hardware Virtualization is not a feature of the CPU, or is not enabled in the BIOS. Which condition would generate this message? ___
A. LAHF/SAHF is not enabled in the BIOS.
B. NX/XD is not enabled in the BIOS.
C. SSE3 is not enabled in the BIOS.
D. Hyperthreading is not enabled in the BIOS.
【单选题】
An administrator is unable to login to vCenter Server when using the vSphere web client. The administrator successfully accessed vCenter Server using the client earlier the same day. What is the most appropriate first step the administrator should take to resolve this issue? ___
A. Verify the web browser being used has Adobe Flash plugin version 11.5 or later
B. Verify the vCenter Single Sign-On service is running on the vCenter Server
C. Verify the vSphere Web Server service is running on the vCenter Server
D. Verify the administrator has permissions configured in vCenter Server
【单选题】
An administrator has configured an alarm to be notified when a virtual machine meets two conditions: <high virtual CPU> <high active memory consumption> The alarm is malfunctioning and triggering when either condition is met instead of both. What can be done to correct the issue? ___
A. Edit the alarm and select Trigger if ALL of the following conditions are satisfied.
B. Edit the alarm and select Trigger if ANY of the following conditions are satisfied.
C. Create two separate alarms, one for CPU and one for memory.
D. Delete the existing alarm and create a new event based alarm.
【单选题】
What must be enabled to ensure that VM Component Protection (VMCP) works in a High Availability cluster? ___
A. VMware Tools Virtual Machine Communication Interface (VMCI)
B. Fault Tolerance
C. Atomic Test and Set (ATS)
D. All Paths Down (APD) Timeout
【单选题】
An administrator wants to add a web server to an existing multi-tier application consisting of three virtual machines: <A web server> <A database server An application server> The web server should be added to the application when the primary web server reaches: <70% vCPU utilization> <55% active memory> Which option will achieve this result? ___
A. Create a virtual machine alarm with an action to run a script that starts a new instance of the web server.
B. Create a host cpu and memory alarm with an action to run a script that starts a new instance of the webserver.
C. Configure HA application monitoring for the web server and set it to trigger deployment of a new instance of the web server.
D. Configure Fault Tolerance on the virtual machine and leave the secondary machine disabled until needed.
【单选题】
An administrator has an application that requires connection directly to PCI devices through a virtual machine. What is a limitation of this configuration? ___
A. Devices must be reserved for PCI passthrough on at least one host on which the virtual machine will run.
B. Snapshots are not supported with DirectPath I/O passthrough devices.
C. A maximum of 18 PCI vSphere
D. irectPath devices can be added to a virtual machine.
【单选题】
The vSphere administrator is configuring directory services for an ESXi host: What should the vSphere administrator do to configure the host to use CAM services? ___
A. Check the Use vSphere Authentication Proxy checkbox.
B. Set Select Directory Service Type to CAM services.
C. Specify CAM$ for the
D. omain.
【单选题】
Which statement is true regarding the licensing of vCenter Server? ___
A. The license for vCenter Server must be provided at the time of installation.
B. Changing the license assigned to vCenter Server requires a restart of the vCenter Server service.
C. Virtual machines can still be powered on if the vCenter Server license expires.
D. Licensing for a single vCenter Server installation is determined by the number of managed virtual machines.
【单选题】
When configuring vSphere Replication for a virtual machine, what is the lowest Recovery Point Objective (RPO) that can be selected? ___
A. 1 min
B. 5 min
C. 10 min
D. 15min
【单选题】
A developer needs to create a multi-tier development stack for a home lab. Which vSphere product will support the architecture required for the least software cost? ___
A. vSphere Hypervisor
B. vSphere Essentials
C. VMware Player
D. VMware Workstation
【单选题】
An administrator is installing Windows into a virtual machine. The DVD has been mounted on the Host and configured for the virtual machine as shown in the Exhibit. Based on the exhibit, when the virtual machine is booted, why would it attempt to search for a PXE server? ___
A. The CD/DVD device is not connected.
B. The ISO is in the incorrect storage location.
C. The OS minimum requirements have not been met.
D. The CD/DVD device is not set to Client Device.
【单选题】
What component must be installed prior to deploying a vCenter Server in vSphere 6.x? ___
A. vCenter Identity Services
B. Platform Services Controller
C. vCenter Single Sign-On
D. Client Integration Plug-In
【单选题】
What is a valid plug-in status for a plug-in that has been added to a vSphere client? ___
A. Disabled
B. Unknown
C. Stopped
D. Installed
【单选题】
Users of an application are reporting performance issues. The following performance values are observed in the vSphere Web Client: <Host CPU utilization is 90%> <Virtual Machine memory utilization is consistently greater than 90% CPU Ready values are higher than 20%> What could be the cause of the application performance issue? ___
A. The host is lacking the CPU resources required to meet the demand.
B. The host is lacking the memory resources required to meet the demand.
C. The virtual machine is lacking the CPU resources required to meet the demand.
D. The virtual machine is lacking the memory resources required to meet the demand.
【单选题】
An administrator creates an ESXi cluster using vSphere Auto Deploy. The ESXi hosts are configured to get a management IP address from a DHCP server. The administrator needs to troubleshoot the management network on one of the hosts. Which DCUI option should the administrator use to renew the DHCP lease? ___
A. Restart Management Network
B. Restore Network Settings
C. Test Management Network
D. Configure Management Network
【单选题】
An administrator is re-provisioning an ESXi host and moving it to another datacenter. Which DCUI option should the administrator use to revert the system configuration to the default settings? ___
A. Reset System Configuration
B. Rebuild Default System Configuration
C. Revert System Configuration
D. Renew Default System Configuration
【单选题】
An administrator has just completed installing an ESXi 6.x host, but doesn't know what address has been configured. Where is the ESXi host IP address configured? ___
A. RVC console
B. Direct Console User Interface
C. vSphere Web Client
D. vSphere Client
【单选题】
When is it possible to place a VMFS5 datastore in maintenance mode? ___
A. When it is a member of a Storage DRS cluster
B. When it is a member of Virtual SAN cluster
C. When it is a member of a multi-extent datastore
D. When it is a member of a Virtual Volume
【单选题】
Immediately after installing ESXi, an administrator observes that the Configure Lockdown Mode option is grayed out in the Direct Console User Interface (DCUI). What is the most likely explanation? ___
A. The host has not yet been added to a vCenter Server.
B. The BIOS on the host does not have NX/XD enabled.
C. The ESXi host is running in evaluation mode.
D. The host requires a reboot before this feature is available.
【单选题】
Immediately after installing ESXi, an administrator observes that the Configure Lockdown Mode option is grayed out in the Direct Console User Interface (DCUI). What is the most likely explanation? ___
A. The host has not yet been added to a vCenter Server.
B. The BIOS on the host does not have NX/XD enabled.
C. The ESXi host is running in evaluation mode.
D. The host requires a reboot before this feature is available.
【单选题】
Which Single Sign-On deployment mode should an administrator use for two 6.x vCenter Servers configured with linked mode? ___
A. Basic Single Sign-On with vCenter Server Heartbeat
B. Multisite Single Sign-On
C. Basic Single Sign-On
D. Single Sign-On with Linked Mode
【单选题】
What is required when changing a virtual machine name using the vSphere Web Client? ___
A. Verify connectivity to the ESXi host where the virtual machine is running and its inventory list is accessible.
B. Verify in which datastore the virtual machine resides and that you have access and its inventory list is accessible.
C. Verify that virtual machine files are stored in the same datastore and can be accessed in the datastore browser list.
D. Verify the virtual machine is not running in Fault Tolerant mode and that it is not in a Distributed Resource Scheduler cluster.
【单选题】
An administrator deploys vRealize Operations into a vSphere 6.x environment. After the deployment, the administrator notices that badges are not appearing. What is a likely cause of this behavior? ___
A. Badges do not appear until you register vRealize Operations with vCenter Server.
B. Badges do not appear until you register a vCenter Server in vRealize Operations.
C. The vRealize Operations appliance needs to be redeployed.
D. The vCenter Server appliance needs to be redeployed.
【单选题】
How are ports scaled on vSphere Standard Switches (vSS)? ___
A. Ports on a vSS can be dynamically scaled up and down.
B. Ports on a vSS can only be statically scaled up or down.
C. Ports on a vSS can only be dynamically scaled down.
D. Ports on a vSS can only be dynamically scaled up.
【单选题】
A High Availability (HA) cluster is configured to respond to a given number of host failures. The cluster contains virtual machines configured with these settings: VM1 has a 1GHz CPU reservation and no Memory reservation VM2 has a 2GHz CPU reservation and no Memory reservation VM3 has no CPU reservation and no Memory reservation . Given this information, what is the correct slot size for the cluster? ___
A. The CPU Reservation should be set to 32MHz and the memory reservation should be set to 32MB plus memory overhead.
B. The CPU reservation should be set to 1 GHz and the memory reservation should be set to 0MB plus memory overhead.
C. The CPU reservation should be set to 2 GHz, and the memory reservation should be set to 0MB plus the virtual machine memory overhead.
D. The CPU reservation should be set to 2 GHz, and the memory reservation should be set to 32MB, plus the virtual machine memory overhead.
【单选题】
An administrator is planning a vSphere infrastructure with the following specific networking requirements: <The ability to shape inbound (RX) traffic> <Support for Private VLANs (PVLANs)> <Support for LLDP (Link Layer Discovery Protocol)>. What is the minimum vSphere Edition that will support these requirements? ___
A. vSphere Essentials Plus
B. vSphere Standard
C. vSphere Enterprise
D. vSphere
E. nterprise Plus
【单选题】
When you add an ESXi 6.x host to a new Cluster, which vSphere object owns the CPU and Memory resources of the hosts? ___
A. vCenter Server
B. Datacenter
C. Cluster
D. Host
【单选题】
A user is trying to retrieve objects from a SharePoint server and finds the request is taking an excessive amount of time. An administrator tries to isolate the issue and notes the following: Application performance is poor when compared to virtual machines on other hosts. Performance improves when the virtual machine is moved to another host. The virtual machine encounters higher than expected CPU %Ready times. What conclusion can be reached regarding the performance issues for this virtual machine? ___
A. Host Power Management is directly impacting virtual machine performance.
B. The virtual machine has a large number of snapshots.
C. The Path Selection Policy for the storage device is set differently on the affected host.
D. Network I/O control is configured for the portgroup.
【单选题】
A virtual machine template is accidently removed from the vCenter Server Inventory. Which method would be used to recover the template back into the environment?___
A. Use the datastore browser to locate the template, then right click and add the .vmtx file to inventory.
B. Use the datastore browser to locate the template, then right click and add the .vmx file to inventory.
C. Using the Managed Object Browser and adding the template from the ManagedObjectReference:GuestFileManager object.
D. Using the Managed Object Browser and adding the template from the ManagedObjectReference:VirtualDiskManager object.
【单选题】
A vSphere administrator needs to backup a virtual machine that has a Microsoft SQL Server Database installed. Which solution allows for an application quiesce to occur during backup?___
A. VMware vCenter Converter
B. VMware vCenter Site Recovery Manager
C. VMware vSphere Replication
D. VMware vSphere Data Protection Advanced
【单选题】
An administrator is migrating a virtual machine from a Test cluster to a Production cluster. The two environments do not have any shared storage. What is the easiest way to accomplish this task? ___
A. Perform a Storage vMotion.
B. Perform a regular vMotion.
C. Perform a Virtual to Virtual migration.
D. Perform a backup and restore using VMware Data Protection.
【单选题】
An administrator must determine an appropriate backup solution, given these conditions: 50 of the virtual machines are in a resource pool named Finance. 50 of the virtual machines are in a resource pool named QA. Which solution allows an administrator the ability to backup 100 virtual machines? ___
A. Use Snapshot Manager on the vCenter Server to backup the virtual machines.
B. Use the VMware Consolidated Backup (vcb) tool on the ESXi Host to backup the virtual machines.
C. Use the VMware Data Recovery (VDR) Appliance on the vCenter Server to backup the virtual machines.
D. Use the VMware Data Protection (VDP) Appliance on one of the
E. SXi Hosts to backup the virtual machines.
【单选题】
What is a benefit of using Enhanced vMotion Compatibility for an environment? ___
A. EVC masks CPU features to allow compatibility between hosts that are dissimilar.
B. EVC allows for cross platform vMotion to occur.
C. EVC enables Long
D. istance vMotion.
【单选题】
How many Link Aggregation Groups (LAGs) can be configured on a vSphere 6.x Distributed Switch? ___
A. 64
B. 96
C. 128
D. 256
【单选题】
How many Link Aggregation Groups (LAGs) can be configured on a vSphere 6.x Distributed Switch? ___
A. 64
B. 96
C. 128
D. 256
【单选题】
An administrator needs to verify that vMotion operations can be performed in a vSphere data center.What round trip time (RTT) latency is the maximum value that will allow vMotion operations to succeed? ___
A. 50ms RTT
B. 100ms RTT
C. 150ms RTT
D. 200ms RTT
【单选题】
A storage administrator has reported that full utilization of all bandwidth from an ESXi 6.x host is not being seen. In troubleshooting the issue, the Adapter details are shown in the Exhibit. Based on the exhibit, what is cause of the issue? ___
A. The array is not setup to use the correct multipathing policy.
B. There are no virtual machines on the ESXi host.
C. Not all links are used because a path is disabled.
D. Another path needs to be configured.
【单选题】
An administrator is migrating a powered-on virtual machine, as shown in the exhibit. Which option should be selected to perform a Storage vMotion of the VM? ___
A. Change storage only
B. Change VM compute resource only
C. Change both compute resource and storage, changing the compute resource first.
D. Change both compute resource and storage, changing the storage resource first.
