【单选题】
(36851)冬期混凝土施工,水加热温度不宜高于___。(1.0分)
A. 80℃
B. 70℃
C. 60℃
D. 50℃
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答案
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相关试题
【单选题】
(36853)特细砂混凝土的坍落度不宜大于___。(1.0分)
A. 10mm
B. 20mm
C. 30mm
D. 40mm
【单选题】
(36854)基础埋置深度对于冻胀及强冻胀土,在冻结线以下不少于___。
A. 0.2m
B. 0.25m
C. 0.3m
D. 0.35m
【单选题】
(36855)土质隧道及松散破碎岩层不宜采用___,防止拱顶渗漏。(1.0分)
A. 外贴防水层
B. 钻孔排水
C. 喷浆
D. 环氧树脂砂浆抹面
【单选题】
(36856)洞顶岩石裂隙过大时,应采用___整治。(1.0分)
A. 水泥砂浆勾缝
B. 水泥砂浆抹面
C. 浆砌片石填塞
D. 喷水泥砂浆
【单选题】
(36857)焊接过程中,在稍低于凝固温度时,产生的裂纹称为___。(1.0分)
A. 层状撕裂
B. 再热裂纹
C. 热裂纹
D. 冷裂纹
【单选题】
(36858)短隧道,坡度较小,开挖掘进方向为顺线路下坡方向,适宜的排水方式为___。(1.0分)
A. 自然排水
B. 逐段排水
C. 排水管一次排水
D. 排水管二次排水
【单选题】
(36859)钢结构涂膜劣化处理,当起泡、裂纹、脱落或生锈达___时,应进行重新涂装。(1.0分)
A. A1级
B. D级
C. C级
D. B级
【单选题】
并进行___。(1.0分)
A. 应力放散
B. 加热焊接
C. 降温焊接
D. 焊接部位矫正
【单选题】
(36861)支座下捣填半干硬性砂浆的水灰比为___。(1.0分)
A. 0.2~0.25
B. 0.25~0.3
C. 0.3~0.35
D. 0.35
【单选题】
___。(1.0分)
A. 抽换
B. 更换全部失效枕
C. 更换部分失效枕
D. 整孔更换
【单选题】
(36863)当隧道衬砌周围地下水较多时,可设置___。(1.0分)
A. 拱度盲沟
B. 环形盲沟
C. 单侧竖向盲沟
D. 双侧竖向盲沟
【单选题】
(36864)拱圈不宜采用___。(1.0分)
A. 粗料石砌体
B. 块石砌体
C. 片石砌体
D. 混凝土
【单选题】
(36865)块石砌体不适用___。(1.0分)
A. 桥墩台身
B. 墩台基础
C. 涵洞的拱圈
D. 涵洞帽石
【单选题】
(36866)用力擦拭样板表面,手指沾有较多的颜料粒子,属于粉化___。(1.0分)
A. 1级
B. 2级
C. 3级
D. 4级
【单选题】
(36867)测量结果与被测量___之间的误差称为测量误差。(1.0分)
A. 实际值
B. 给出值
C. 真值
D. 测量值
【单选题】
(36868)运营线上涵洞应能通过规定频率___一遇洪水及历史上最大洪水。(1.0分)
A. 10年
B. 30年
C. 50年
D. 100年
【单选题】
(36870)混凝土夏期施工,浇筑速度应加快,入模温度不宜高于___。(1.0分)
A. 40℃
B. 35℃
C. 30℃
D. 45℃
【单选题】
(36871)临时性拆装式钢结构墩中,使用六五式军用桥墩最大高度为___。(1.0分)
A. 40m
B. 50m
C. 15m
D. 20m
【单选题】
(36872)力偶矩的大小取决于___。(1.0分)
A. 力偶合力与力偶臂
B. 力偶中任一力和力偶臂
C. 力偶中任一力与矩心位置
D. 力偶在其平面内位置及方向
【单选题】
交点和___进行测量。(1.0分)
A. 偏角法
B. 全角法
C. 导线法
D. 切线法
【单选题】
(36875)模板支架立柱的主要作用是___。(1.0分)
A. 安装拉杆方便
B. 支撑
C. 使模板变成整体
D. 安装脚手架
【单选题】
(36876)___是隧道冻害、衬砌腐蚀劣化的评定内容之一。(1.0分)
A. 衬砌变形或移动
B. 衬砌开裂、错动
C. 衬砌压溃
D. 衬砌厚度不足
【单选题】
(36877)模板拉杆在混凝土灌注过程中,主要承受的是___。(1.0分)
A. 拉力
B. 剪力
C. 压力
D. 弯曲应力
【单选题】
(36878)矿渣硅酸盐水泥的特征有___。(1.0分)
A. 水化热较小
B. 早期强度低
C. 耐热性较差
D. 抗冻性较好
【单选题】
(36879)正线上桥枕的净距为___。(1.0分)
A. 100~150mm
B. 150~200mm
C. 100~180mm
D. 200~300mm
【单选题】
(36880)避车洞的洞口周边应粉刷___宽的白色边。(1.0分)
A. 20cm
B. 30cm
C. 40cm
D. 50cm
【单选题】
(36881)进行混凝土梁涂装时,要求喷涂时的气温不得低于___。(1.0分)
A. 5℃
B. 8℃
C. 9℃
D. 10℃
【单选题】
(36882)涂装酚醛红丹、醇酸红丹聚氧脂底漆时,钢表面应达到___清理标准。(1.0分)
A. St3
B. St2
C. Sa2
D. Sa3
【单选题】
(36883)水位冰流观测制度,要求巡守工___观测水位。(1.0分)
A. 每日两次
B. 每月一次
C. 每周一次
D. 每日一次
【单选题】
(36884)相同拉力下,下列___滑车组提升重物速度较快。(1.0分)
A. 跑头自定滑车绕出
B. 跑头自动滑车绕出
C. 双联
D. 有转向滑车
【单选题】
(36885)工务设备管理单位应派___人员,对其他施工单位的施工作业进行全过程监督。(1.0分)
A. 防护
B. 临时指派
C. 现场负责
D. 安全监护
【单选题】
(36886)设置作业标防护的作业和使用车辆及小车时,由___担任施工负责人。(1.0分)
A. 工班长
B. 带班人
C. 防护员
D. 老职工
【单选题】
(36888)铁路线路分为正线、站线、段管线、___及特别用途线。(1.0分)
A. 支线
B. 岔线
C. 调车线
D. 专用线
【单选题】
(36889)___是指连接车站并贯穿或直股伸入车站的线路,(1.0分)
A. 正线
B. 站线
C. 段管线
D. 特别用途线
【单选题】
(36890)更换桥上伸缩调节器(或主要部件)应办理的施工手续是___。(1.0分)
A. 办理封锁施工手续
B. 办理临时封锁施工手续
C. 利用列车间隔
D. 设好防护
【单选题】
(36891)驻站联络员与现场防护员应至少每___联系一次。(1.0分)
A. 3~5min
B. 5~10min
C. 10~15min
D. 15~20min
【单选题】
(36892)在长大桥梁、隧道及瞭望条件不良地段作业时,应增设___。(1.0分)
A. 联络员
B. 监护员
C. 防护员
D. 安全员
【单选题】
(36893)___是指到发线、调车线、牵出线、货物线及站内指定用途的其他线路。(1.0分)
A. 正线
B. 站线
C. 段管线
D. 特别用途线
【单选题】
(36894)进行模板的安装和拆除工作时,墩台高度超过___,应张挂安全网。(1.0分)
A. 1.5m
B. 2m
C. 2.5m
D. 3m
【单选题】
(36895)材料、工具装载应___,不得偏载、超载和超限。(1.0分)
A. 捆紧
B. 苫盖
C. 放平
D. 稳固
推荐试题
【多选题】
What are three valid disk configurations for the vSphere Data Protection 6.x Appliance? (Choose three.)___
A. 500GB
B. 1TB
C. 1.5TB
D. 2TB
E. 4TB
【多选题】
Which three connection types are available when configuring a vSwitch in the vSphere Web Client? (Choose three.)___
A. VMkernel Network Adapter
B. Physical Network Adapter
C. Virtual Machine Port Group for a Standard Switch
D. vMotion Network Adapter
E. vSAN Network Adapter
【多选题】
Which three features can be enabled for a new host cluster? (Choose three.)___
A. Storage Distributed Resource Scheduling
B. High Availability
C. Fault Tolerance
D. Distributed Resource Scheduling
E. Virtual SAN
【多选题】
An administrator receives a report that no real time statistics are available for a virtual machine in the vCenter Server inventory. Which two statements indicate likely causes of the problem? (Choose two.)___
A. The virtual machine is powered off.
B. The host containing the virtual machine is disconnected from vCenter Server.
C. There is insufficient real time data to display the information.
D. The vCenter Server service is not running.
【多选题】
Your manager has given you a bash script that retrieves data for ESXi 6.x host configurations. This data needs to be collected right after the installation of a host and must be run directly on the host. Which two actions can be used to run this script on an ESXi host? (Choose two.)___
A. Connect to the host with Ruby vSphere Console and run the script from there.
B. Enable SSH access from the Direct Console User Interface.
C. Enable the ESXi Shell from the
D. irect Console User Interface.
【多选题】
Which two are true about the Risk badge in vRealize Operations? (Choose two.)___
A. The Risk badge indicates potential future problems that may degrade the performance of the system.
B. Risks may require attention in the near future.
C. The Risk badge indicates problems that are degrading performance of the system.
D. Risks require attention now to correct system performance problems.
【多选题】
vSphere Update Manager allows which two virtual machine attributes to be upgraded? (Choose two.)___
A. Virtual machine firewall policies for NSX.
B. Software Packages in the virtual machine.
C. Virtual machine Hardware Version.
D. VMware Tools Upgrade.
【多选题】
What are two benefits of using NFS 4.1 with vSphere 6.x as compared to NFS 3? (Choose two.)___
A. NFS 4.1 supports Kerberos Authentication
B. NFS 4.1 supports multipathing
C. NFS 4.1 supports IPv6
D. NFS 4.1 supports hardware acceleration
【多选题】
Which three statements are true regarding Fault Tolerance? (Choose three.)___
A. Applications need to be continuously available to users.
B. Applications without native clustering capabilities can be protected.
C. Custom clustering solutions are complicated to configure and maintain.
D. Applications that have 16 vCPUs are supported.
E. Prevents application crashes by analyzing the workload and correcting problems.
【多选题】
Which two statements are true regarding VMware vSphere Flash Read Cache (vFRC)? (Choose two.)___
A. Cache fills and cache evictions happen in the granularity of a cache block size.
B. vFRC caches data from both read and write I/Os, but write I/Os are always serviced by the underlying storage.
C. vFRC caches data from both read and write I/Os, but write I/Os are always serviced by the underlying cache data.
D. Cache fills and cache evictions happen in the granularity of the disk block size.
【多选题】
What are two possible causes of Storage Distributed Resource Scheduler (SDRS) being disabled on one or more virtual machine disks in a datastore cluster? (Choose two.)___
A. The virtual machine has vSphere Fault Tolerance disabled.
B. The virtual machine is a template.
C. The virtual machine swap file is on a shared datastore.
D. The disk is a CD-ROM/ISO file.
【多选题】
An administrator attempts to install vCenter Single Sign-On Server. The installer returns an error message indicating that the installation failed. Prior to the installation, all setup prerequisites were met. The administrator has generated a vCenter Server Single Sign-On support bundle. Which two files should the administrator analyze to determine the cause of the failure? (Choose two.)___
A. Server\utils\logs\imsTrace.log
B. Server\utils\logs\install.txt
C. %TEMP%\utils\logs\vminst.log
D. %TEMP%\vminst.log
【多选题】
An administrator is unable to remove an ESXi 6.x host from a vSphere Distributed Switch. What are two likely reasons for this issue? (Choose two.)___
A. Vmkernel interfaces on the switch are still in use.
B. VM Network port group adapters are connected to different switch.
C. Physical NICs are migrated to different switch.
D. VM Network adapters are connected to this switch.
【多选题】
Which two Identity Sources are available to add for vCenter Single Sign-On authentication? (Choose two.)___
A. LocalOS
B. OpenLDAP
C. NIS as an LDAP Server
D. VCMSDS
【多选题】
What are three goals of resource management within a cluster? (Choose three.)___
A. To prevent virtual machines from monopolizing resources and to guarantee predictable service rates.
B. To exploit undercommitted resources and overcommit with graceful degradation.
C. To provide solutions to potential problems that you might encounter when using vCenter Server.
D. To control the relative importance of virtual machines and provide flexible dynamic partitioning.
E. To provide additional network administration capabilities.
【多选题】
Which three actions can be taken as a result of executing the vSphere Update Manager 6.x scan and remediation wizards? (Choose three.)___
A. Install and upgrade software in virtual machines.
B. Upgrade the firmware on ESXi host devices.
C. Upgrade and Patch ESXi hosts.
D. Install and update third-party software on hosts.
E. Upgrade virtual machine hardware.
【多选题】
Which two statements are true about deploying and using vSphere Replication? (Choose two.)___
A. ESXi hosts managed by a single vCenter Server instance require a connection between the two vSphere Replication appliances.
B. Sites managed by different vCenter Server instances require a connection between the two vSphere Replication appliances.
C. Sites managed by different vCenter Server instances require the use of Site Recovery Manager and a connection between the two vSphere Replication appliances.
D. ESXi hosts managed by a single vCenter Server instance require a single vSphere Replication appliance.
【多选题】
An administrator is attempting to power on a virtual machine, but the task is hanging at 95%. What three scenarios best explain why this problem is happening? (Choose three.)___
A. A virtual machine question is currently being posed to the administrator.
B. Another task for the virtual machine or other component is already in progress.
C. The VMware High Availability cluster has insufficient resources to guarantee failover.
D. The host has lost access to the storage device containing the virtual machine files.
E. The host is under resource contention and unable to power on the virtual machine.
【多选题】
Which three features are not supported when using Fault Tolerance in vSphere 6.x? (Choose three.)___
A. Virtual Volumes (VVOLS)
B. Storage vMotion
C. Virtual Machine Component Protection
D. vMotion
E. vSphere Distributed Switches
【多选题】
Which two storage controller configurations can be used with Virtual SAN? (Choose two.)___
A. SAS controllers in Passthrough mode
B. SAS controllers in RAID0 mode
C. SAS controllers in RAID1 mode
D. SAS controllers in RAID10 mode
【多选题】
Which three are requirements when using vMotion to move a virtual machine across vCenter Server systems? (Choose three.)___
A. Both vCenter Servers must be using Enhanced Linked Mode.
B. Both vCenter Servers must be in the same Single Sign-On Domain.
C. Time must be synchronized.
D. Duplicate VM MAC addresses must be configured.
E. Both vCenter Servers must have High Availability enabled on source and destination clusters.
【多选题】
Which two components can be used when configuring Enhanced Linked Mode? (Choose two.)___
A. vCenter Server Appliance
B. vRealize Operations Manager
C. vSphere Management Appliance
D. vCenter Server for Windows
【多选题】
An organization has a number of virtual machines that would benefit from Fault Tolerance. These include: <A single vCPU Apache Server> < A dual vCPU vCenter Server> < A quad vCPU SQL Server> <An eight vCPU Hadoop Server>. Which two virtual machines can be configured to use VMware Fault Tolerance? (Choose two.)___
A. Apache Server
B. vCenter Server
C. SQL Server
D. Hadoop Server
【多选题】
Which two badges are major badges in vRealize Operations? (Choose two.)___
A. Risk
B. Efficency
C. Workload
D. Faults
【多选题】
An administrator is deploying multiple Windows 2003 Virtual Machines from the same template. What two steps should be taken to avoid network conflicts? (Choose two.)___
A. Customize the guest operating system.
B. Install VMware Tools into the new virtual machines.
C. Copy the Microsoft Sysprep tools onto the vCenter Server system.
D. Ensure the e1000 vmnic is selected for each new virtual machine.
【多选题】
Which three conditions would prevent Storage I/O Control from being enabled on a group of datastores? (Choose three.)___
A. The datastores planned for the solution are used by different vSphere clusters.
B. A datastore planned for the solution is configured as a Raw Device Mapping file.
C. A datastore planned for the solution has three extents.
D. A datastore planned for the solution is configured as NFS.
E. The organization has an Enterprise license.
【多选题】
Which two actions are prerequisites to adding ESXi 6.x hosts to a vSphere Distributed Switch? (Choose two.)___
A. Verify that there is at least one Distributed Port Group on the Distributed Switch.
B. Verify that the Distributed Port Group have active uplinks configured in its teaming and failover policy.
C. Verify that the
D. istributed Switch has been configured with a Network Profile.
【多选题】
An organization has configured Distributed Power Management (DPM) on a vSphere 6 cluster. The organization wants to be alerted when an ESXi host has been powered down by DPM. Which two options represent the type and name of the alarm that would accomplish this? (Choose two.)___
A. DrsEnteringStandbyModeEvent
B. DrsEnteredStandbyModeEvent
C. Event-based
D. Condition-based
【多选题】
Which two allow for the disabling of Network Rollback operations? (Choose two.)___
A. Modifying the vpxd advanded configuration options and adding the config.vpxd.network.rollback key
B. Modifying the C:\ProgramData\VMware\CIS\cfg\vmware-vpx\vpxd.cfg file and adjusting the<rollback> xml tag
C. Modifying the C:\ProgramData\VMware\CIS\cfg\vmware-vpx\vpxd.cfg file and adjusting the <networkrollback> xml tag
D. Modifying the C:\ProgramData\VMware\CIS\cfg\vmware-vpx\firstboot\vpxd-service- spec.prop file and adjusting the <rollback> xml tag
【多选题】
An administrator is tasked with performing a vMotion migration of a virtual machine. The virtual machine is configured as follows: <vSphere Flash Read Cache (vFRC) enabled> <Is part of a Distributed Resource Cluster (DRS) Cluster> Which two statements are true? (Choose two.)___
A. Each ESXi host in the cluster supports multiple virtual flash resources.
B. Each ESXi host in the cluster supports one virtual flash resource.
C. DRS treats powered-on virtual machines with Flash Read Cache as having a preferred affinity to their current host and moves them only for mandatory reasons.
D. DRS treats powered-on virtual machines with Flash Read Cache as having a required affinity to their current host and does not move them.
【多选题】
An administrator is using the Host Failures to Tolerate Admission Control Policy for a vSphere High Availability ___ cluster. When configuring this setting on the cluster, the administrator sees this error message: <Insufficient resources to satisfy HA failover level on cluster > What are two likely causes for the error? (Choose two.)(AB)
A. The hosts in the cluster are disconnected.
B. A host in the cluster is displaying an HA error.
C.
D. istributed Resource Scheduler has not been configured on the cluster.
【多选题】
What are two ways to identify TCP/IP stack information? (Choose two.)___
A. Using the vSphere Web Client
B. Using esxcli network ip netstack
C. Using esxcfg-netstack
D. Using the vSphere Client
【多选题】
Which two actions are required when enabling vFlash Read Cache for a virtual machine's virtual disk? (Choose two.)___
A. A value in the Virtual Flash Read Cache text box must be entered.
B. A Flash Resource Pool for Cache size reservation must be entered.
C. The Device backing and the block size must be configured.
D. The
E. nable virtual flash host swap cache check box must be selected.
【多选题】
What two IT infrastructure components are virtualized by vSphere Essentials? (Choose two.)___
A. Networks
B. Applications
C. Storage
D. Management
【多选题】
When attempting to access a virtual machine, an administrator is unable to login using the vSphere credentials. What two options are probable causes of the authentication failure? (Choose two.)___
A. The vSphere credentials have not been granted permissions.
B. The vSphere credentials are granted read-only permissions.
C. The vSphere credentials are granted no-access permissions.
D. The vSphere credentials are not a member of the local administrator group.
【多选题】
An administrator is performing a scripted installation of ESXi 6.x. In which three locations does the script need to be? (Choose three.)___
A. PXE Server
B. HTTPS
C. FTP
D. NFS
E. VVOLs Datastore
【多选题】
In order for a company to meet regulatory requirements, all ESXi 6.x Hosts must be configured to direct logs to a syslog server. What are two ways ESXi hosts can configured for this action? (Choose two)___
A. Use the esxcli system syslog command.
B. Edit them in the ESXi host Advanced System Settings.
C. From the Syslog collector user interface of the Web Client.
D. Syslog logging is not available for
E. SXi Hosts.
【多选题】
Which three actions can be executed when an alarm is triggered? (Choose three.)___
A. Send an email.
B. Send an SNMP trap.
C. Run a script or command.
D. Run an Orchestrator workflow.
E. Send a trigger to syslog.
【多选题】
An administrator is attempting to power on a virtual machine, but is unable to do so. Which two reasons are probable causes of the failure? (Choose two.)___
A. Storage access to the virtual machine swap file has been lost.
B. One of the virtual machine VMDK files is locked.
C. Virtual machine is running CentOS 7.0 64-bit.
D. Virtual machine has Hyper-Threading enabled.
【多选题】
An administrator has configured a host profile so that ESXi 6.x hosts will point to the corporate NTP server for time synchronization. The NTP server is located at 10.0.30.213, but time has not been synchronized properly across the ESXi hosts. The administrator reviews Host Profile settings as shown in the Exhibit. Which two steps are required to resolve the issue? (Choose two.)___
A. Correct the NTP server IP address.
B. Check the host for host profile compliance.
C. Remediate the host based on the updated host profile.
D. Change the NTP server to the FQDN as IP Addresses are not supported.