【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.
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相关试题
【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.
【单选题】
An administrator is attempting to enable Storage I/O Control on a datastore, but it is failing. What is the likely reason for this failure? ___
A. The host is connected to a datastore is running on ESX 4.0.
B. The host is connected to a Fibre Channel storage array.
C. The datastore has multiple extents.
D. The datastore is managed by a single vCenter Server.
【单选题】
A mission-critical virtual machine built on vSphere 4.1 needs to be moved to an ESXi 6.x host.Which virtual hardware version is needed to move the virtual machine without upgrading? ___
【单选题】
An administrator is analyzing a virtual machine as shown in the Exhibit. What is the current long term risk for this virtual machine? ___
A. The virtual machine may run out of memory before April 27.
B. The virtual machine may continue to function after April 27.
C. The virtual machine has adequate memory configured for operation for the next 120 days.
D. The virtual machine has adequate memory reservation configured for operation for the next 120 days.
【单选题】
An administrator is monitoring a High Availability (HA) and Distributed Resource Scheduler (DRS) enabled cluster and has noticed that virtual machines in the cluster are being migrated without user intervention. Why is this happening? ___
A. The DRS Automation level is set to Fully Automated.
B. The Automation level is set to Automatic.
C. The
D. PM Threshold is set to Aggressive.
【单选题】
An administrator attempts to migrate a suspended virtual machine to a newly deployed vSphere 6.x cluster. The compatibility check fails. What condition could cause this behavior?___
A. The new vSphere 6.x cluster is running Intel CPUs instead of AMD CPUs.
B. A suspended virtual machine cannot be migrated.
C. The hardware virtualization feature of the CPU is not enabled on the new hosts.
D. A vSphere Distributed Switch is required to migrate a suspended virtual machine.
【单选题】
A vSphere administrator has been using vSphere in evaluation mode and now wants to deploy an environment that provides the same features. Which edition of vSphere provides similar functionality to evaluation mode? ___
A. Enterprise Plus
B. Enterprise
C. Standard
D. Essentials
【单选题】
A vSphere administrator has been using vSphere in evaluation mode and now wants to deploy an environment that provides the same features. Which edition of vSphere provides similar functionality to evaluation mode? ___
A. Enterprise Plus
B. Enterprise
C. Standard
D. Essentials
【单选题】
An administrator has just configured the IP address on an ESXi host from the Direct Console User Interface. How can the configuration be validated as correct without any additional tools?___
A. Add the host to vCenter Server and if it works, then all networking settings are ok.
B. Select the Test Management Network option from the DCUI.
C. Connect to the host with the vSphere Client and click the Test Network option.
D. Use PowerCLI to connect to the host and initiate a network test.
【单选题】
An administrator is installing vCenter Server for an environment that has 40 ESXi 6.x Hosts and 150 virtual machines. Which database would meet the minimal requirements needed for this task? ___
A. vFabric Postgres
B. Microsoft SQL Express 2008
C. Microsoft SQL Server 2014
D. Oracle 11g
【单选题】
What is a requirement when enabling a Virtual SAN cluster in an existing High Availability (HA) and Distributed Resource Scheduler (DRS) Cluster? ___
A. Disable DRS and HA before enabling Virtual SAN
B. Enable DRS before enabling Virtual SAN
C. Disable HA before enabling Virtual SAN
D. Enable Storage DRS before enabling Virtual SAN
【单选题】
The vSphere administrator attempts to connect to an ESXi host via an SSH client and receives the following security alert: The vSphere administrator needs to determine whether the RSA key fingerprint shown in the security alert is the fingerprint of the intended ESXi host. Which tool should the vSphere administrator use? ___
A. Direct Console User Interface
B. vSphere Client
C. vSphere Web Client
D. vSphere Management Assistant
【单选题】
An administrator needs to monitor traffic on vSwitches in a vSphere 6.x environment. Which option, if configured, would accomplish this task? ___
A. Forged Transmits
B. MAC Address Changes
C. Promiscuous Mode
D. Notify Switches
【单选题】
What is true regarding datastores on ESXi 6.x? ___
A. NFS 4.1 datastore does not support Fault Tolerance (FT)
B. VMFS3 and VMFS5 datastores can be newly created
C. NFS datastore can be concurrently mounted using NFS 4.1 on one host and NFS on another
D. NFS 3.0 datastore does not support Fault Tolerance (FT)
【单选题】
An administrator is cloning and configuring five new web server virtual machines. What would be the benefit of configuring resource shares for the new VMs? ___
A. To prioritize access to a resource during contention.
B. To guarantee access to a resource during contention.
C. To prioritize access to a resource before contention occurs.
D. To guarantee access to a resource before contention occurs.
【单选题】
An administrator logs into the vSphere Web Client and sees the warning shown in the Exhibit. During a change control window, the warning was addressed. What should be done to verify that the host is no longer showing the warning? ___
A. Run a Remediate host operation.
B. Recheck the compliance of the host.
C. Restart the host to get rid of the warning.
D. Install VMware tools to clear the warning.
【单选题】
A vApp named Sales has a Memory Limit of 32 GB and a CPU Limit of 12,000 MHz. There are three virtual machines within the vApp: <Sales-DB -- Has a memory reservation of 20 GB. > <Sales-DC -- Has a memory reservation of 8 GB. > <Sales-Web -- Has a memory reservation of 8 GB.> Which statement is correct? ___
A. All three virtual machines can power on, but will have memory contention.
B. All three virtual machines can power on without memory contention.
C. Only two of the three virtual machines can power on.
D. Only one of the virtual machines can power on.
推荐试题
【单选题】
ATA-100规范由几位数字组成:___
A. A.2
B. B.4
C. C.6
D. D.8
【单选题】
排故手册里页框101的内容关于:___
A. A.仅测试
B. B.故障隔离步骤工作
C. C.索引
D. D.工作号
【单选题】
需要做某个系统的测试,应使用哪一种手册?___
A. A.维护手册
B. B.放行手册
C. C.零部件手册
D. D.排故手册
【单选题】
依据下列哪种手册来放行飞机?___
A. A.停机坪手册
B. B.维护手册
C. C.放行手册
D. D.排故手册
【单选题】
A320飞机的黑舱原理是：___
A. 飞机在正常飞行是驾驶舱所有的灯是灭的
B. 正常时只有所有的故障灯灭
C. 地面所有的灯亮，空中所有的灯灭
D. 地面所有的灯灭，空中所有的灯亮
【单选题】
A320飞机的金属材料的组成主要有:___
A. A.铝合金和钛合金
B. B.铝合金和镍合金
C. C.仅不锈钢
D. D.A&C
【单选题】
A320飞机的主要结构的组成材料是：___
A. 复合材料
B. 铝合金
C. 不锈钢
D. 钛合金
【单选题】
A320复合材料占飞机结构重的百分比是：___
【单选题】
CFRP复合材料用于飞机的：___
A. 主要结构
B. 辅助结构
C. 特殊area
D. 货舱地板
【单选题】
AFRP复合材料用于飞机的：___
A. 主要结构
B. 辅助结构
C. 特殊area
D. 货舱地板
【单选题】
雷达罩前缘的站位是：___
A. 0英寸
B. 1英寸
C. 10英寸
D. 100英寸
【单选题】
一架飞机共分几个主要area：___
A. A．6
B. B．10
C. C．1
D. D．8
【单选题】
左副翼的area应为：___
A. A．500
B. B．600
C. C．700
D. D．100
【单选题】
一个盖板的识别号为540AB，“AB”意思是：___
A. 左边第一块
B. 右边第二块
C. 底部第一块
D. 上表面第二块
【单选题】
给飞机供电之前，首先要检查的是哪一项？___
A. 停留刹车已设好
B. 油门手柄在慢车位
C. 电瓶电压
D. 火警测试
【单选题】
飞机的大部分系统控制面板装于：___
A. 操纵台
B. 头顶板
C. 仪表板
D. 设备舱
【单选题】
功能项目号123VU代表哪一块面板？___
A. A．电源面板（ELEC）
B. B．维护面板
C. C．前服务面板
D. D．跳开关面板
【单选题】
功能项目号为35VU代表的面板：___
A. A．服务员面板
B. B．FCU
C. C．电源系统面板
D. D．空调系统面板
【单选题】
绿色跳开关代表：___
A. 该跳开关被监控
B. 该跳开关的电流很小
C. 该跳开关不能被断开
D. 该跳开关电压很高
【单选题】
驾驶舱有一个兰灯亮了，则___
A. 一个系统有故障
B. 一个主系统在工作
C. 进行一个系统的测试
D. 一个备用系统在工作
【单选题】
正常情况下一个系统的操作电门按进而且电门上的灯不亮，则___
A. 系统有故障
B. 一个主系统在工作
C. 一个备用系统在工作
D. 系统没接通
【单选题】
系统控制电门红灯亮代表：___
A. 故障不影响安全
B. 该故障需要立刻处理
C. 该故障需要立刻了解
D. 电源系统故障
【单选题】
驾驶舱大多数按压灯电门有两个位置，如果一个白色OFF灯亮。___
A. A．电门松出，且系统处于不工作状态
B. B．电门按进，且系统处于故障状态
C. C．电门按进，且系统处于工作状态
D. D．电门松出，且系统处于测试状态
【单选题】
一个驾驶舱电门灯显示绿色代表___
A. A．有一个系统故障
B. B．正在做维护工作
C. C．一个暂时使用的系统正常工作
D. D．一个备份系统正常工作
【单选题】
一个驾驶舱电门灯显示蓝色代表___
A. A．有一个系统故障
B. B．正在做维护工作
C. C．一个暂时使用的系统正常工作
D. D．一个备份系统正常工作
【单选题】
321飞机燃油系统高液面传感器感受到高液面时（）___
A. 触发警告信息“大多燃油”
B. 相应的加油valve关闭
C. 所有的加油工作停止
D. 中央油箱传输valve停止工作
【单选题】
A319/320/321三种机型采用双缝襟翼的是（）___
A. A319
B. A320
C. A321
D. A320和A321
【单选题】
A319/320/321三种机型燃油系统中，哪种机型燃油泵带顺序valve（）___
A. A319
B. A320
C. A321
D. A319和A320
【单选题】
A320飞机燃油系统，一个内油箱探测到低液面时（）___
A. 一个传输valve打开
B. 每侧机翼上的两个传输valve打开
C. 每侧机翼上一个，共两个传输valve打开
D. 传输valve关闭
【单选题】
A320飞机燃油系统“OVERFLOWLEVEL”（过满传感器）安装在（）___
A. 中央油箱
B. 内油箱
C. 外油箱
D. 通气油箱
【单选题】
A320飞机上饮用水箱的水量传感器功用（）___
A. 发送信号到前乘务员面板显示水量
B. 发送信号到后勤务面板水量指示器
C. 发送水箱满的信号去关断加水/排放valve
D. 以上都正确
【单选题】
A320飞机在水箱加水时会用到（）___
A. 一个手柄，一个valve
B. 一个手柄，两个valve
C. 两个手柄，一个valve
D. 两个手柄，两个valve
【单选题】
A320飞机在饮用水排放工作时有几个valve参与工作（）___
【单选题】
A321飞机APU正常是由哪些泵供油（）___
A. 只有APU泵
B. 只有左侧主泵
C. 左侧主泵或APU泵
D. 左侧主泵，右侧主泵或APU泵
【单选题】
A321飞机的应急出口门属于（）___
A. 1类门
B. 2类门
C. 3类门
D. “C”类门
【单选题】
A321飞机燃油控制面板上的“MODESEL”电门控制的是（）___
A. 大翼油箱
B. 大翼油箱传输valve
C. 中央油箱泵
D. 中央油箱传输valve
【单选题】
A321飞机燃油控制面板上的“MODESEL”电门上故障灯亮，说明（）___
A. 中央油箱传输valve故障
B. 中央油箱自动传输失效
C. 中央油箱泵故障
D. 大翼油箱泵故障
