【判断题】
刮削大型机床导轨面时,应在将导轨面上的零件全部拆除后进行,以保证刮削质量
A. 对
B. 错
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答案
B
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要安排好培训计划,做好上课的准备工作,做到有组织,有计划地进行培训,做到定时间,定地点,定内容,定进度,定要求,有练习,有考核
A. 对
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轨道制作主要是轨道调直和接头,调直后对轨道进行编号,两条轨道上从端部或伸缩缝处算起,轨道接头至少要对齐,以使运转平稳
A. 对
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为实现电动机连续正转运行需采用具有接触器自锁的控制线路和手动正转控制回路
A. 对
B. 错
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在修理带传动机构时,发现带轮孔超差额0.08mm,造成配合过松,一般可用镀铬法来加大轴颈尺寸
A. 对
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用经纬仪和平行光管测量机床转台分度误差时,应用专用心轴配装在转台中心孔中将经纬仪和心轴紧固联接在一起
A. 对
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采用双螺母螺纹式调整滚珠丝杠轴向间隙的方法结构紧凑,调整方便,应用广泛
A. 对
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若自准直仪上读数鼓轮每格角值分度值为1",则其线值分度值可用0.05mm/m表示
A. 对
B. 错
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所有的紫色酒精,在 1 米内不准点有明火,不准放在暖气片上
A. 对
B. 错
【判断题】
固定式装配适用于单件和小批量模具的装配,以及装配精度要求较高,需要调整的部位较多的装配
A. 对
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【判断题】
我国对企业发生的事故,坚持“四不放过”原则进行处理
A. 对
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【判断题】
齿轮的齿侧间隙分为12 个等级
A. 对
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【判断题】
在机械设备中,凸轮表面误差将会引起扭转振动
A. 对
B. 错
【单选题】
What happens to the status of users already logged into ESXi Shell when a vSphere administrator enables lockdown mode?___
A. Users remain logged in and can run commands, except to disable lockdown mode.
B. Users remain logged in and can run commands, including disabling lockdown mode.
C. Users are immediately logged out of ESXi Shell.
D. Users are logged out after a timeout specified by the vSphere administrator.
【单选题】
What is the effective vSphere licensing level during the 60 day evaluation period?___
A. vSphere Foundation Essentials Plus
B. vSphere Standard
C. vSphere Enterprise
D. vSphere
E. nterprise Plus
【单选题】
To comply with security requirements, an administrator with a vCenter Server Appliance needs to force logoff of the vSphere web client after 10 minutes of inactivity.What should the administrator do to meet the requirement?___
A. Edit: /var/lib/vmware/vsphere-client/webclient.properties, modify session.timeout=10
B. Edit: /opt/vmware/vsphere-client/webclient.properties, modify session.timeout=600
C. Edit: /var/lib/vmware/vsphere-client/webclient.properties modify session.timeout=600
D. Edit: /opt/vmware/vsphere-client/webclient.properties, modify session.timeout=10
【单选题】
An administrator enables High Availability (HA) on a Virtual SAN cluster.Which network is used for HA Network Heatbeat configuration?___
A. The Management network.
B. The vMotion network.
C. The Virtual SAN network.
D. The Provisioning Traffic network.
【单选题】
A user wants to monitor a business-critical virtual machine to ensure that it doesn't run out of resources. What metric could be monitored in vRealize Operations to address this concern?___
A. Time Remaining badge
B. Compliance badge
C. Reclaimable Waste badge
D. Density badge
【单选题】
An administrator has recently installed a new ESXi 6.x Host, and during the configuration notices sporadic network problems. To check whether the issue occurred sometime during the configuration, the administrator would like to reset the system.How can this be accomplished in the shortest amount of time?___
A. Run the ESXi installer again and reinstall the host.
B. Select the Reset System Configuration option from the vSphere Client when connected directly to the host.
C. From the
D. irect Console User Interface, select Reset System Configuration.
【单选题】
A vApp is running out of compute resources when overall activity is high within the resource pool. At other times, everything is fine.What should be done to resolve this issue?___
A. Increase the size of the resource pool Shares.
B. Set the vApp's CPU and Memory Reservation Type to Expandable.
C. Set the vApp's CPU and Memory Limit to Unlimited.
D. Create a new resource pool with the existing hardware configuration.
【单选题】
A virtual machine has been renamed and an administrator is unable to find files with the new virtual machine name in the datastore.What is the reason for this?___
A. The names of the files on the datastore do not change.
B. The names of the files on the datastore have been corrupted.
C. The virtual machine needs to be re-added to the inventory.
D. The Distributed Resource Scheduler moved the virtual machine to another host.
【单选题】
An administrator has configured network connectivity for a new virtual machine, as shown in the Exhibit.What will occur with the network traffic of this virtual machine when communicating externally from vSwitch1?___
A. The virtual machine will communicate on both uplinks
B. The virtual machine will only communicate on vmnic1
C. The virtual machine will only communicate on vmnic2
D. The virtual machine will fail to communicate externally
【单选题】
An administrator is unable to create the first group in a new vRealize Operations environment. What is the likely cause of the problem?___
A. There are no group types defined.
B. The group is not defined in SSO.
C. There are more than 32 group types defined.
D. The description for the group is not provided.
【单选题】
A new vApp was built and tested in the corporate headquarters datacenter running vSphere 6.x. What condition would explain why the virtual machine is failing to boot in an offsite datacenter running on vSphere 5.5?___
A. The virtual machine was built with the default hardware version.
B. The VMFS 5 datastore is not compatible with virtual machines configured with vSphere 6.x.
C. a
D. RS 5.5 cluster cannot run virtual machines configured with vSphere 6.x.
【单选题】
An administrator is evaluating whether to deploy vCenter Server on a Windows server or on a vCenter Server appliance. The administrator has the following requirements: <A web browser will be utilized to manage the vSphere environment.> <16 ESXi hosts will be deployed.> <Licenses must be shared with a vCenter Server at another site.> <An external Oracle 10g database server will be used to host the vCenter Server database.> Why will the administrator need to deploy vCenter Server on a Windows server?___
A. Linked Mode is a requirement for the solution.
B. Oracle 10g is a requirement for the solution.
C. The vSphere web client is a requirement for the solution.
D. Management of more than 5 hosts is a requirement for the solution.
【单选题】
What is a benefit of using VMware Data Protection ?___
A. Provides support for guest-level backups and restores of Microsoft SQL Servers, Exchange Servers, and Share Point Servers.
B. Provides support for advanced storage services including replication, encryption, deduplication, and compression.
C. Provides direct access to VDP configuration integrated into the vSphere Client.
D. Reduces disk space consumed by virtual machine data using deduplication.
【单选题】
An administrator enables vSphere High Availability (HA) on an existing cluster with a large number of hosts and virtual machines. The administrator notices that the setup of vSphere HA on some of the hosts is failing. What step, if taken, might resolve this issue?___
A. Increase the value of the config.vpxd.das.electionWaitTimeSec setting.
B. Set the value of vpxd.das.aamMemoryLimit to 256.
C. Set the value of the das.useDefaultIsolationAddress setting to False.
D. Increase the value of the das.iostatsinterval setting.
【单选题】
An ESXi 6.x host consists of 24 logical cores. Hyperthreading is enabled on the host. What is the maximum number of vCPUs that can be assigned to a virtual machine on this host?___
A. 24
B. 48
C. 64
D. 128
【单选题】
By default, each ESXi 6.x host is provisioned with a certificate from which root certificate authority?___
A. RedHat Certificate Authority
B. VMware Certificate Authority
C. DigiCert Certificate Authority
D. Verisign Certificate Authority
【单选题】
An administrator is adding an NFS datastore as shown in the Exhibit. What is the purpose of the Servers to be added list?___
A. It contains the IP addresses of the NFS Storage Server to provide multipathing capability.
B. It contains the IP addresses of the ESXi hosts that mount the datastore.
C. It contains the IP addresses used for
D. ynamic Discovery of targets.
【单选题】
An administrator reports that the System Event log data is only available for 24 hours when reviewing the Hardware Status tab. Which condition could be responsible for the loss of data?___
A. A Reset event log was executed.
B. The statistical collection level was set to a value of 1.
C. The boot disk of the host is corrupt.
D. Syslog has been configured at the vCenter Server level.
【单选题】
During an upgrade, the ESXi 6.x installer finds an existing version of ESXi and a VMFS3 volume. No virtual machines exist on the host or VMFS3 volume. The requirement is to upgrade to VMFS5. Which option should be chosen to meet this requirement?___
A. Upgrade ESXi and preserve the VMFS datastore
B. Install ESXi and preserve the VMFS datastore
C. Install ESXi and overwrite the VMFS datastore
D. Upgrade
E. SXi and overwrite the VMFS datastore
【单选题】
A vSphere 6.x Standard Switch is configured with 4 virtual machine portgroups, as shown in the exhibit. Which portgroup would be utilized by default when creating a new virtual machine?___
A. Access Network
B. DMZ Network
C. VM Network
D. Virtual Machine Network
【单选题】
Which vSphere 6.x feature will allow an organization to utilize native snapshots?___
A. Virtual Volumes
B. Virtual SAN
C. VMFS3
D. VMFS5
【单选题】
An administrator is creating a new vSphere Distributed Switch that will be utilized with a specific vSphere Cluster. The cluster itself contains a mix of ESXi 5.x and 6.x Hosts. Which Distributed Switch version should be created to support this configuration?___
A. Distributed Switch: 6.0.0
B. Distributed Switch: 5.0.0
C. Distributed Switch: 5.1.0
D. Distributed Switch: 5.5.0
【单选题】
Which load balancing policy, previously limited to vSphere Distributed Switches, is now available on vSphere Standard Switches with vSphere 6.x?___
A. Route based on physical NIC workload
B. Route based on IP Hash
C. Route based on the originating virtual port
D. Route based on Source MAC Hash
【单选题】
A storage administrator is not seeing full utilization of all bandwidth from an ESXi host. The vSphere administrator observes the adapter details, as shown in the Exhibit. What is the probable cause of this issue?___
A. Another path needs to be used to allow full utilization of the bandwidth.
B. The array is not setup to use the correct multipathing policy.
C. There are no virtual machines on the host.
D. No traffic is being sent across it because a path failed.
【单选题】
A storage administrator is not seeing full utilization of all bandwidth from an ESXi host. The vSphere administrator observes the adapter details, as shown in the Exhibit. What is the probable cause of this issue?___
A. Another path needs to be used to allow full utilization of the bandwidth.
B. The array is not setup to use the correct multipathing policy.
C. There are no virtual machines on the host.
D. No traffic is being sent across it because a path failed.
【单选题】
An administrator has just completed performing an interactive installation of ESXi 6.x and is booting the host. How is the network initially configured?___
A. The network is configured by Automatic Private IP Addressing (APIPA).
B. The network is configured based on the settings detected in DNS.
C. The network is configured with the address as specified in the installer.
D. The network is automatically configured by DHCP.
【单选题】
You have just installed an ESXi 6.x Host. As part of your company security regulations, a security banner must be presented on the console of the host. How can this action be accomplished?___
A. Configure the Advanced Settings > Annotations screen of the ESXi host.
B. This is configured from the Direct Console User Interface configuration menu.
C. It is not possible to configure a security banner for the ESXi host.
D. From vCenter Server, this setting is configured globally in the vCenter Server configuration.
【单选题】
An administrator is only able to see the Health Badge when using the vRealize Operations user interface. What is the likely cause of this behavior?___
A. The vRealize Operations Foundation License is in use.
B. The vmware-sps service failed to start.
C. The vRealize Operations Standard License is in use.
D. The vmware-rbd-watchdog service failed to start.
推荐试题
【单选题】
民用无人驾驶航空器系统视距外驾驶员合格证申请人必须在民用无人驾驶航空器系统上训练不少于______小时的飞行训练时间:___
A. 44
B. 56
C. 100
【单选题】
某多轴飞行器的动力电池标有22.2V,它是:___
A. 22、2S锂电池
B. 6S锂电池
C. 3S锂电池
【单选题】
航空器进行空域飞行时,应当按照规定的______进入空域或者脱离空域 ___
A. 航线(航向)、高度、次序
B. 航线(航向)、高度
C. 航线(航向)、高度、次序和进出点
【单选题】
多旋翼飞行器动力装置多为电动系统的最主要原因是:___
A. 电动系统形式简单且电机速度响应快
B. 电动系统尺寸较小较为廉价
C. 电动系统干净且不依赖传统生物燃料
【单选题】
关于多旋翼的反扭矩说法不正确的是:___
A. 单个旋翼的反扭矩的大小取决于电机转速
B. 多旋翼的俯仰运动通过改变各个旋翼的反扭矩来实现
C. 单个旋翼的反扭矩会迫使多旋翼飞行器向旋翼旋转的反方向偏转
【单选题】
旋翼飞行器在停机坪上起飞和着陆时,距离其它航空器或者障碍物的水平距离不少于:___
A. 25米
B. 10米
C. 20米
【单选题】
一般来讲,多旋翼飞行器在地面风速大于______级时作业,会对飞行器安全和拍摄稳定有影响 ___
A. 6级
B. 4级
C. 2级
【单选题】
《中华人民共和国航空法》①为了维护国家的航空主权和民用航空权利②保障民航的安全和有序的进行③保护民用航空活动当事人的合法权益④促进民航事业的发展___
A. ①②③
B. ①②③④
C. ③④
【单选题】
对于多旋翼飞行器动力电源充电,以下哪种方式是错误的:___
A. 聚合物锂电池单体充至4.6V满电
B. 磷酸铁锂电池单体充电至3.6V满电
C. 聚合物锂电池单体充至4.2V满电
【单选题】
某多轴动力电池容量为10Ah,表示:___
A. 理论上,以10000mA电流放电,可放电1小时
B. 理论上,以10A电流放电,可放电10小时
C. 理论上,以10mA电流放电,可放电1小时
【单选题】
平流层飞行,按照飞行高度区分为:___
A. 12000米(含)以上
B. 9000米(含)以上
C. 12000米(不含)以上
【单选题】
飞行申请的内容包括:___
A. 任务性质、航空器型别、飞行范围、起止时间、飞行高度和飞行条件
B. 任务性质、航空器型别、装载情况、起止时间、飞行高度和飞行条件
C. 任务性质、航空器型别、装载情况、飞行范围、起止时间、飞行高度和飞行条件
【单选题】
多旋翼飞行器常用螺旋桨的剖面形状是:___
A. 凹凸型
B. 对称型
C. S型
【单选题】
目前多旋翼飞控市场上APM飞控的特点是:___
A. 给予android开发
B. 可应用于各种特种飞行器
C. 配有地面站软件,代码开源
【单选题】
多旋翼飞行器的螺旋桨:___
A. 桨根处线速度大于桨尖处线速度
B. 桨根处升力系数大于桨尖处线速度
C. 桨根处升力系数大于桨尖升力系数
【单选题】
下列哪种形式的旋翼飞行器不是直升机:___
A. 自转旋翼式
B. 多旋翼飞行器
C. 共轴双旋翼式
【单选题】
多旋翼飞行器的飞控板上一般安装有:___
A. 3个角速率陀螺仪
B. 1个角速率陀螺仪
C. 6个角速率陀螺仪
【单选题】
在丘陵、山丘、高原进行农业飞行作业的最低天气标准是:___
A. 云高距作业区的最高点不低于200米,能见度不小于5公里
B. 云高距作业区的最高点不低于150米,能见度不小3公里
C. 云高距作业区的最高点不低于300米,能见度不小于5公里
【单选题】
绕多轴飞行器纵轴的是什么运动:___
A. 俯仰运动
B. 滚转
C. 偏航
【单选题】
下列物理量中,反映大气潮湿程度的量是:___
A. 相对湿度
B. 饱和水汽压
C. 露点温度
【单选题】
民用无人驾驶航空器系统驾驶员合格证由哪个部门颁发:___
A. 民航局下属司(局)
B. 地区管理局
C. 中国航空器拥有者及驾驶员协会(中国AOPA)
【单选题】
在遇到特殊情况时,民用航空器的机长,为保证航空器以及全体人员的安全_________
A. 应当及时向签派或上级部门报告,按照相关规定进行正确处理
B. 应当及时向管制单位报告,按照相关规定进行正确处理
C. 有权对航空器进行处置
【单选题】
多旋翼飞行器正常作业受自然环境影响的主要因素是:___
A. 风向
B. 温度、风力
C. 地表是否凹凸平坦
【单选题】
对飞行教员合格证申请人的知识要求为:___
A. 教学原理,所申请飞行教员合格证航空器类别的驾驶员,驾驶员机长合格证要求的航空知识,及所申请飞行教员合格证等级要求的航空知识
B. 教学原理,所申请飞行教员合格证航空器类别的驾驶员,商用和航线驾驶员执照要求的航空知识,及所申请飞行教员执照航空器类别的仪表等级要求的航空知识
C. 教学原理,所申请飞行教员执照航空器类别的私用,商用和航线驾驶员执照要求的航空知识
【单选题】
多轴飞行器,电调上较细的红白黑3色排线,也叫杜邦线,用来连接:___
A. 机载遥控接收机
B. 电机
C. 飞控
【单选题】
不属于抵消旋翼机反转力矩的方法是:___
A. 共轴旋翼
B. 尾桨
C. 增大旋翼半径
【单选题】
在多轴飞行任务中,触发失控返航时,应如何打断飞控当前任务,取回手动控制权:___
A. GPS手动模式切换
B. 云台状态切换
C. 航向锁定切换
【单选题】
为了克服“旋翼”旋转产生的反______ ,常见的做法是用另一个小型旋翼,即尾桨,在机身尾部产生抵消反向运动的力矩:___
A. 扭矩
B. 力矩
C. 力
【单选题】
多旋翼飞行器飞行中,图像叠加OSD信息显示的电压一般为电池的:___
A. 已使用电压
B. 空载电压
C. 负载电压
【单选题】
民用航空器必须具有民航局颁发的______方可飞行___
A. 经营许可证
B. 机场使用许可证
C. 适航证
【单选题】
下列说法正确的是:___
A. 当存在特殊情况或条件限制时,在获得特别授权和批准后,飞行教员可以为获得CCA61部要求的执照合格证,等级,运行许可,实践考试或理论考试权利而为自己进行任何签字
B. 除非具有局方委任的监察员或考试员资格,否则飞行教员不得为获得CCA61部要求的执照合格证,等级,运行许可,实践考试或理论考试权利而为自己进行任何签字
C. 飞行教员不得为获得CCA61部要求的执照合格证,等级,运行许可,实践考试或理论考试权利而为自己进行任何签字
【单选题】
多旋翼飞行器的遥控器一般有:___
A. 3个通道
B. 2个通道
C. 4个及以上通道
【单选题】
下列哪个因素对多轴航拍效果影响最大:___
A. 负载类型
B. 风速
C. 负载体积
【单选题】
航空器起飞着陆时使用跑道主要取决于:___
A. 地面风向风速
B. 进场航迹与跑道中心延长线夹角的大小
C. 机型
【单选题】
大多数多旋翼飞行器自主飞行过程利用______实现高度感知 ___
A. 超声波高度计
B. 气压高度计
C. GPS
【单选题】
CCA61部授权的执照或合格证持有人在理论考试中作弊或发生其他禁止行为,局方拒绝其任何执照、合格证或等级申请时限为:___
A. 半年
B. 一年
C. 视其违规的情节轻重而定
【单选题】
航空器飞离机场加入航路、航线和脱离航路、航线飞向机场,应当______规定的航线和高度上升或下降___
A. 公布的进离场程序
B. 按照该机场使用细则
C. 按照该机场使用细则或者进离场程序
【单选题】
中程无人机活动半径为:___
A. 200—800km
B. 50—200km
C. ﹥800km
【单选题】
关于多旋翼飞行器使用的动力电机KV值描述正确的是:___
A. 外加1V电压对应的每分钟空载转速
B. 外加1V电压对应的每分钟负载转速
C. 额定电压值时电机每分钟空转转速
【单选题】
每个飞行教员必须将CCA61部要求的记录保存:___
A. 一年
B. 三年
C. 五年