相关试题
【判断题】
光滑约束反力的方向是沿着接触面的公法线，而背离物体。
【判断题】
4C装置检测工作不需申请专门行车计划或安排在施工维修天窗时间内进行。
【判断题】
腕臂上的各部件应与腕臂在同一垂直面内，铰接处转动灵活。
【判断题】
钢芯铝绞线的钢芯断股或损伤时应重新制作接头或更换。
【判断题】
绝缘子的击穿电压至少比干闪电压高1.5倍。
【判断题】
高速铁路接触网断续接地判断：变电所断路器跳闸重合成功，短时间内又跳闸，可能是接触网或动车组列车绝缘部件闪络、树木与接触网放电、接触网与接地部分距离不够放电、接触网断线但未落地、弓网故障等。
【判断题】
我国CRH380B-002高速综合检测列车具备了对高速铁路轨道、接触网、轮轨、动力学、通信、信号等六大系统200多个参数进行实时同步检测、试验及综合处理的能力。
【判断题】
接近传感器可以采用电磁式传感器或光纤传感器。
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4C装置重点是根据跳闸、故障、特殊天气气象条件等信息及专项工作安排的专门检测。
【判断题】
列车运行速度200＜v≤300（km/h）时，接触线最小张力25kN。
【判断题】
当故障现场线路有车辆占用时，抢修人员应视情况，不需要登顶处理或请求列车调度员尽快安排腾空线路，为接触网抢修创造条件。
【判断题】
变电所室外高压母线检修由供电维修车间提报检修计划。
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V型天窗作业时，人员、机具允许从上、下行两线间上下。
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在站台、平交道口等地点的基坑，支柱安装前应采取防止行人坠落的安全措施。
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接触网施工时，承力索的线材规格、型号应符合设计要求。
【判断题】
附加导线在接头、下锚和补强处所采用预绞丝护线条时，预绞丝护线条的型号、规格应与附加导线材质相匹配，缠绕方向与附加导线绞向一致。
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铝合金滑轮组自动补偿装置，传动效率高，无断线制动装置。
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当发现隔离开关及其传动装置不良时，应立即通知供电调度派人检修，在修好之前，可以进行操作。
【判断题】
磁场可用磁力线来描述，磁铁中的磁力线方向始终是从N极到S极。
【判断题】
非常规检查通常在特殊情况下或根据需要进行。
【判断题】
非接触式检测仅能测量出不与受电弓接触的非工作支的位置。
【判断题】
传统社会，商业担负着组织商品流通，服务生产和人民生活的重要职能，是联系社会生产和人民生活的纽带。现代网络社会，电子商务已取代了传统商业，因此商业职业道德已不再以诚信为基础。
【判断题】
我国CIT400B高速综合检测列车在功能和技术上都远远超过了国际水平，具有完全自主知识产权。
【判断题】
整平就是把经纬仪的水平度盘置于铅垂位置。
【单选题】
对于海外旅游者而言，导游服务的重要性集中体现为___。
A. 有利于扩大旅行社知名度
B. 有利于反馈游客意见
C. 有利于旅行社改进旅游产品
D. 有利于沟通异域文化
【单选题】
景区讲解员在从事讲解服务时，必须___ 。
A. 持有正式的导游证
B. 接受旅行社的委派
C. 携带并使用话筒
D. 在限定的景区内服务
【单选题】
外国旅游者可以在我国开放的宗教景区自由从事的宗教活动是___。
A. 朝拜
B. 散发宗教宣传品
C. 讲经布道
D. 主持重大的宗教仪式
【单选题】
对于海外旅游者而言，导游服务的重要性集中体现为___。
A. 有利于扩大旅行社知名度
B. 有利于反馈游客意见
C. 有利于旅行社改进旅游产品
D. 有利于沟通异域文化
【单选题】
景区讲解员在从事讲解服务时，必须___。
A. 持有正式的导游证
B. 接受旅行社的委派
C. 携带并使用话筒
D. 在限定的景区内服务
【单选题】
外国旅游者可以在我国开放的宗教景区自由从事的宗教活动是___。
A. 朝拜
B. 散发宗教宣传品
C. 讲经布道
D. 主持重大的宗教仪式
【单选题】
旅游团队入住饭店，如果需要叫早，原则上应由___通知饭店。
【单选题】
领队职责与全陪职责最大的不同是领队应该___
A. 维护好团队团结
B. 保护游客的安全
C. 协助办理通关手续
D. 监督各地接待旅行社完成接待计划
【单选题】
1949 年 11 月 19 日，新中国第一家旅行社___在厦门成立。
A. 中国旅行社
B. 中国国际旅行社
C. 华侨服务社
D. 中国青年旅行社
推荐试题
【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.
【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
