【判断题】
检修人员因工作需要可经工作负责人同意操作工艺区内的阀门、盲板及安全附件、保护设施。
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相关试题
【判断题】
射线检测时，必须按规定划出透照区，并设明显警戒标记或信号，以防止非工作人员误入该区受到伤害。
【判断题】
容器内使用的防爆行灯，电压不准超过24V。
【判断题】
站控系统维护作业中，调度中心值班人员和输气站场人员应将控制权限切换至本地站控。
【判断题】
电动执行机构检修或维护作业前，应将执行机构打至远控状态，以便出现意外方便站控人员紧急操作。
【判断题】
检修或维护作业前，应将流量计退出运行并切换到备用支路，如无法切换支路或需进行在线作业的，电动调节阀应调至流量自动控制。
【判断题】
压力容器（管道）的放空应严格遵守操作规程，放空完毕后应关闭放空阀门，防止交叉放空作业、ESD放空设备误动等引起放空回流造成不安全事件发生。
【单选题】
输气管道线路上的工作必须明确或单独设置____，无人监护不得工作。___
A. 监护人
B. 管理人员
C. 应急人员
D. 抢修人员
【单选题】
巡线员应定期对线路进行巡护，日常巡线，每日____次；徒步巡线每两周____次；台风、暴雨等恶劣天气取消当日巡线，恶劣天气次日重点巡查山区线路是否存在冲沟、露管、悬空等现象；___
A. 1,1
B. 1,2
C. 2,1
D. 2,2
【单选题】
巡线员巡线时宜沿管道路由走向到达所设置的必到点，在每一个巡线必到点至少停留____，巡查管道周边环境是否存在异常变化；___
A. 5分钟
B. 2分钟
C. 20秒
D. 30秒
【单选题】
巡线员在山区和草木茂盛地段徒步巡线时，应穿高邦鞋，穿着长衣长裤和佩戴帽子，扣紧衣领袖口裤口，必要时在裸露部位涂抹防虫药剂，并控制好步行速度，防止____和被蛇虫咬伤。___
A. 滑倒
B. 擦伤
C. 滑倒摔伤
D. 头部损伤
【单选题】
巡线员在河流、水塘、湿地等水网地段巡线时，应注意行走路况，如需涉水巡查时，应先探明水深，防止滑倒、扭伤、淹溺；穿越公路、铁路时，应遵守交通规则，防止____。___
A. 人员受伤
B. 人员伤害
C. 车辆损伤
D. 车辆伤害
【单选题】
在高山峻岭、临水临崖等危险路段巡线时，原则上应安排____人巡线，当人员调配有困难时，应与单人巡线员建立定时通话联络机制，定时联络频率不应大于____次/半小时。___
A. 1,2
B. 2,1
C. 2,2
D. 1,1
【单选题】
管道所在区域发生地质灾害时，应及时设置 ____，并划定警示范围，禁止人员进入，防止发生次生灾害；___
A. 警示牌
B. 警示带
C. 临时警示牌
D. 监控设备
【单选题】
巡线时应重点检查穿越管道____和____地面有无明显变化、跨越管道本体有无异常变化等。___
A. 起点、终点
B. 起始点、终点
C. 入土点，出土点
D. 上方，下方
【单选题】
汛前应重点检查穿跨越河流管道有无裸露、____、____ 、剥蚀损坏等情况，水工保护有无裂纹、倾斜、塌方、沉降、镂空等现象；___
A. 悬空、冲刷
B. 上浮、冲刷
C. 悬空、上浮
D. 上浮、防腐层破损
【单选题】
台风、暴雨、洪水等灾害性天气过后，应重点检查____是否存在失稳、裸露、悬空、移位、冲刷、剥蚀损坏等情况，水工保护有无淘蚀、冲沟、坍塌等现象。___
A. 直埋管道
B. 隧道管道
C. 穿越管道
D. 架空管道
【单选题】
不定期开展河流穿跨越管段的埋深复测工作，对不满足____要求的穿跨越河流管段应及时进行加固。___
A. 水利设施
B. 防洪
C. 水利标准
D. 水利局
【单选题】
发现管道保护范围内的第三方施工时，立即制止施工，测量管道、光缆走向及埋深，设立临时警示标示，发放____，开展安全交底等，制止施工无效时可以拨打公安110报警。___
A. 施工作业告知单
B. 安全施工告知单
C. 安全告知单
D. 告知单
【单选题】
发现管道保护范围内的第三方施工时，应了解并查明施工影响区域、施工进度、施工期限、建设相关方等信息，核对管道及光缆位置及埋深、____、与管道及光缆的垂直间距和水平间距等。___
A. 管道敷设方式
B. 管道材质
C. 管道周边信息
D. 管道直径
【单选题】
医院、学校、市场等人口密集区增设加密桩、警示牌，其中加密桩间距宜不大于____米。___
【单选题】
当一级地区旱地管道埋深小于____米以及二级、三级、四级地区旱地管道埋深小于0.8米、水田地区管道埋深小于____米时，必须对该段管道采用盖板、箱涵等保护措施。___
A. 0.8,0.8
B. 0.8,0.6
C. 0.6,0.6
D. 0.6,0.8
【单选题】
高后果区的加密桩间隔应不大于50米，特殊情况，如遇到河流、道路、建筑物等无法安装加密桩时，应在可以安装的____ 地方安装加密桩；___
A. 合适位置的
B. 相对安全的
C. 尽可能间隔小的
D. 相对容易安装的
【单选题】
高后果区内开展管道维修活动或存在第三方施工的情况时，应布置____，实时监控施工现状；___
A. 无人机
B. 布控球
C. 远程布控球监控视频
D. GPS定位仪器
【单选题】
对识别出的高后果区，应在____个月内向当地政府申报备案；___
【单选题】
应将高后果区作为管道日常巡护的重点，巡线密度为____，对巡线员应进行高后果区知识普及；___
A. 3次/天
B. 2次/周
C. 2次/天
D. 2次/天
【单选题】
应收集高后果区内土地属主和村委会信息，建立____。___
A. 联系机制
B. 三级安全网络
C. 五级安全网络
D. 安全网络
【单选题】
参加工作人员未按工作票内容、检修工艺、检修范围及注意事项或与进行工作无关的其他工作者，则考核____。___
A. 工作票签发人
B. 工作负责人
C. 当班调度员
D. 工作许可人
【多选题】
穿跨越是指管道穿越或跨越铁路、公路、河流、鱼虾塘、水库、____等___
A. 管线
B. 电力线
C. 通信线
D. 网线
【多选题】
管道上方或管道两侧各一米范围内允许动土的，应分别按照下面三种情况进行处理____。 ___
A. 动土深度没有到达管顶位置的，仅做光缆是否完好检查；
B. 动土深度到达或超过管顶位置的，先使用PCM+检查管道防腐层的情况，对于防腐层破损者进行开挖验证；
C. 对于光缆完好者，再检查防腐层是否完好。
D. 以上都是
【多选题】
管道经过哪些区域宜设置警示牌____。___
A. 采石场、取土场、采矿区域
B. 易发生或已多次发生危及管道安全行为的区域
C. 山区、稻田、湖泊
D. 人口集中居住区、工业建设地段
【多选题】
第三方施工是指管道企业及其相关方以外的单位所实施的影响管道安全的施工行为，包括____以及清淤、爆破、土石方开挖等施工。___
A. 新建/扩建房屋
B. 市政道路
C. 桥梁、河（沟）道
D. 公路、铁路
【判断题】
输气管道线路上的工作必须明确或单独设置监护人，无人监护不得工作。
【判断题】
冷放空操作前应确认放空区30米范围内无闲杂人员。
【判断题】
巡线员在巡线时应按规定穿戴劳动防护用品，并携带配发的GPS巡线仪、砍刀等巡线工具。
【判断题】
夜间巡线时，应穿反光服，携带照明工具，可一人执行；
【判断题】
铺设在坡度大于40°的山坡管段必须设置巡线便道，为巡线人员提供安全便利条件。
【判断题】
每隔2~4年宜进行一次穿越管道水下巡检。
【判断题】
对管道附近允许第三方施工的现场，应采取松木桩拉铁丝的方法，首先预留出对方施工便道，并在管道两侧各5米范围内设置两道栅栏或脚手架等防护隔离措施。
【判断题】
第三方施工区域应设置警示灯、警示带等警示标志。
推荐试题
【多选题】
Which two features require the use of Host Profiles? (Choose two.)___
A. Host Customizations
B. shared storage
C. Auto
D. eploy
【多选题】
What three processes on the vCenter Server Appliance (VCSA) does“vmware-watchdog monitor? (Choose three.) ___
A. vmware-eam
B. vmcad
C. vmware-vpostgres
D. vpxd
E. vsan-health
【多选题】
What three processes on the vCenter Server Appliance (VCSA) does“vmware-watchdog monitor? (Choose three.) ___
A. vmware-eam
B. vmcad
C. vmware-vpostgres
D. vpxd
E. vsan-health
【多选题】
Which two statements correctly describe VM-Host affinity rules? (Choose two.) ___
A. When there is more than one VM-Host affinity rule in a vSphere DRS cluster, the rules are applied equally.
B. After creating a VM-Host affinity rule, its ability to function in relation to other rules is predetermined.
C. When there is more than one VM-Host affinity rule in a vSphere
D. RS cluster, the rules will be ranked.
【多选题】
An administrator wants to enable proactive HA by moving virtual machines automatically if a hardware alert is triggered. What are the three required settings? (Choose three.)___
A. Set vSphere DRS Automation to Partially Automated.
B. Turn on Proactive HA.
C. Set the Proactive HA Automation Level to Manual.
D. Set the Proactive HA Automation Level to Automated.
E. Turn on vSphere HA and vSphere DRS.
【多选题】
If vCenter Server 5.5 installation has one or more services deployed remotely, which three services are relocated to vCenter Server 6.5 on upgrade? (Choose three.)___
A. vCenter Inventory Services
B. vSphere Authentication Proxy
C. vSphere Web Client
D. vSphere
E. SXi Dump Collector
【多选题】
What two debugging levels can a virtual machine be configured to? (Choose two.)___
A. Verbose
B. Debugging
C. Statistics
D. Trivia
【多选题】
What are three benefits of using a few large-capacity LUNs instead of many small-capacity LUNs? (Choose three.) ___
A. Better performance because there is less contention for a single volume.
B. More flexibility for resizing virtual disks.
C. Less wasted storage space.
D. More flexibility to create virtual machines without adding new LUNs.
E. Fewer VMFS datastores to manage.
【多选题】
Which two configurable options are available in Boot Options for a virtual machine? (Choose two.)___
A. Tools Upgrades
B. Encryption
C. Firmware
D. Force BIOS setup
【多选题】
Which three VMware-recommended best practices should an administrator follow before upgrading to vSphere 6.5? (Choose three.)___
A. Disconnect ESXi host from vCenter.
B. VMware Tools are installed in the virtual machine.
C. Ensure that the system hardware complies with ESXi requirements.
D. Back up the host.
E. Check the interoperability of any other software integrated with vSphere.
【多选题】
What are two requirements to enable EVC in vSphere DRS cluster? (Choose two.)___
A. CPUs must be from the same vendor.
B. EVC must use the lowest possible baseline supported by the hardware.
C. CPUs must be in the same family and of the same speed.
D. No VMs may be running in the cluster.
【多选题】
What three conditions could result in VMware Flash Read Cache being unable to claim a disk? (Choose three.)___
A. The disk is not listed in the VMware hardware compatibility guide.
B. The disk is not detected as an SSD.
C. The disk is not detected as local.
D. The disk is in use by VMFs.
【多选题】
Boot from SAN is supported on which three storage technologies? (Choose three.)___
A. VMware vSAN
B. FCoE
C. NFS 4.1
D. iSCSI
E. FC
【多选题】
Which two components are part of storage I/O multipathing on ESXi? (Choose two.)___
A. SATP
B. VASA
C. PSP
D. VAAI
【多选题】
Which two statements are true about Highly Available vSphere Auto Deploy infrastructure? (Choose two.)___
A. It helps prevent data loss.
B. It is a prerequisite for using vSphere Auto Deploy with stateful install.
C. It requires two or more Auto
D. eploy servers.
【多选题】
The virtual machine log rotation size can be changed for all VMs by which two interfaces? (Choose two.)___
A. PowerCLI
B. vSphere Web Client
C. ESXi host client
D. esxcli
【多选题】
Which two configuration options can exclude virtual disks from snapshot operations? (Choose two.)___
A. Use RDM in virtual mode for virtual disk.
B. Use virtual disks in Independent – Persistent mode.
C. Use a virtual disk larger than 2 TB in size.
D. Use RDM in physical mode for virtual disk.
【多选题】
Which two storage configurations on the source server are unsupported with VMware Converter? (Choose two.)___
A. Linux LVM
B. software RAID
C. GPT/MBR hybrid disks
D. Windows basic volumes
E. Windows dynamic volumes
【多选题】
Which two statements about vCenter HA are correct? (Choose two.)___
A. ESXi 5.5 or later is required.
B. vCenter HA network latency between nodes must be less than 50 ms.
C. NFS datastore is supported.
D. It must be deployed on a 3
E. SXi host cluster with DRS enabled.
【多选题】
An attempt to delete NFS datastore from a ESXi host returns the error: Sysinfo error on operation returned the following status:< Busy> Which two statements could explain this failure? (Choose two.)___
A. NFS datastore is a part of Storage DRS Cluster.
B. NFS.VolumeRemountFrequency value is set to 30.
C. Storage I/O Control is enabled on NFS datastore.
D. NFS datastore has running or registered virtual machines.
【多选题】
An administrator finds that the Microsoft Exchange virtual machines are exhibiting network latency. What two in-guest changes can help decrease latency? (Choose two.)___
A. LRO
B. TSO
C. SR-IOV
D. PVRDMA
【多选题】
Which two types of iSCSI adapters require VMkernel networking configuration? (Choose two.)___
A. dependent hardware
B. in-guest
C. software
D. independent hardware
【多选题】
Which two statements are true for NFS v4.1 firewall behavior? (Choose two.)___
A. It closes port 2049.
B. It sets allowed. All flag to TRUE.
C. It sets allowed. All flag to FALSE.
D. It opens port 2049.
【多选题】
A vSphere Administrator attempts to enable Fault Tolerance for a virtual machine but receives the following error: Secondary VM could not be powered on as there are no compatible hosts that can accommodate it. What two options could cause this error? (Choose two.)___
A. The other ESXi host(s) are in Maintenance Mode.
B. Hardware virtualization is not enabled on the other ESXi host(s).
C. The other ESXi host(s) are in Quarantine Mode.
D. Hardware MMU is enabled on the other
E. SXi host(s).
【多选题】
Storage capabilities be populated in what two ways? (Choose two.)___
A. The administrator can use tags to describe capabilities.
B. Default capabilities are provided by vCenter Server.
C. Datastores can advertise their capabilities through VAAI.
D. Datastores can advertise their capabilities through VASA.
【多选题】
In network troubleshooting it is important to know what upstream switch the ESXi host is connected to. Which two features does ESXi provide to help identify the upstream switch? (Choose two.)___
A. Promiscuous mode
B. DPM
C. LLDP
D. CDP
【多选题】
Virtual Volumes supports which three VMware features? (Choose three.)___
A. Instant Clones
B. Distributed Resource Scheduler
C. Linked Clones
D. vMotion
E. Storage Distributed Resource Scheduler
【多选题】
vSphere DRS helps to balance virtual machines with available resources in a vSphere cluster. What three types of resources can be taken into account for balancing? (Choose three.)___
A. CPU
B. physical NIC saturation of an ESXi host
C. virtual NIC saturation of a virtual machine
D. RAM
E. storage latency
【多选题】
Which three design requirements must be satisfied to enable RAID-6 objects in a VMware vSAN cluster? (Choose three.)___
A. vSAN Advanced license or higher
B. vSAN stretched cluster
C. at least six hosts contributing storage
D. deduplication and compression
E. all flash configuration
【多选题】
When using "Cluster resource percentage" for host failover capacity in vSphere HA Admission Control, the total resource requirements are calculated from which two values? (Choose two.)___
A. Total vCPUs assigned to each VM.
B. Average CPU usage on each VM over time.
C. Memory reservations on each VM.
D. Total memory assigned to each VM.
E. Average active memory on each VM over time.
F. CPU reservations on each VM.
【多选题】
Which are four attributes of the Active vCenter HA node? (Choose four)___
A. It uses the vCenter HA network to communicate with the Witness node.
B. It constantly replicates vPostgres data with the Witness node.
C. It uses a public IP address for the management interface.
D. It runs the active vCenter Server Appliance instance.
E. It uses the vCenter HA network for replication of data to the Passive node.
F. It provides a quorum to protect against split-brain situations.
【多选题】
Which are two vCenter Server two-factor authentication methods? (Choose two.)___
A. RSA SecurID
B. Smart Card
C. SAML
D. Symantec VIP
【多选题】
An administrator is creating VMkernel adapters on an ESXi 6.5 host and wants to create separate VMkernel adapters for every type of traffic in the default TCP/IP stack. Which three types of traffic can be explicitly enabled on a separate VMkernel adapter? (Choose three.)___
A. Virtual SAN traffic
B. NFS traffic
C. vMotion traffic
D. vSphere HA traffic
E. Fault Tolerance logging traffic
【多选题】
When migrating a Windows vCenter Server 6.0 to the vCenter Server Appliance 6.5, which two will be migrated by default? (Choose two.)___
A. Local Windows OS users and groups
B. Configuration
C. Custom ports
D. FQDN
E. Historical and Performance data
【多选题】
Which three types of Content Libraries exist within vSphere 6.5? (Choose three.)___
A. Remote Content Library
B. Published Content Library
C. Local Content Library
D. Shared Content Library
E. Subscribed Content Library
【多选题】
An administrator cannot enable multi-processor Fault Tolerance (SMP-FT) for a virtual machine. Which are two possible causes for this? (Choose two.)___
A. The virtual machine is running on a vSAN datastore.
B. The Fault Tolerance network is using a 10Gbit uplink.
C. The virtual machine has 6 vCPUs assigned.
D. The virtual machine has a 1TB VMDK attached.
E. The virtual machine has snapshots present.
【多选题】
Which two statements are true for Predictive DRS? (Choose two.)___
A. It balances resource utilization for virtual machines with unpredictable utilization patterns.
B. It integrates DRS with vRealize Operations Manager to balance workloads for virtual machines before resource utilization spikes occur.
C. It balances resource utilization based on a threshold's algorithm that runs each night.
D. It determines the best placement and balance of virtual machines based on a threshold's algorithm that runs each night in vCenter Server 6.5 Database.
【多选题】
Which two situations could cause a virtual machine to appear with (orphaned) appended to its name? (Choose two.)___
A. if a host failover is unsuccessful
B. if a virtual machine was removed from vCenter Server's inventory
C. if a virtual machine was deployed from template, and the template has been deleted
D. if a virtual machine is unregistered directly on the host
【多选题】
Which three requirements are needed to apply RAID 5 or RAID 6 erasure coding on a vSAN 6.2 or 6.5 object? (Choose three.)___
A. on Disk Format 3.0
B. Hybrid vSAN
C. All Flash vSAN
D. vSAN Advanced License
E. Stretched Cluster Configurations
【多选题】
An administrator sees the following error in the log files: Which two events could be the source of the error message? (Choose two.)___
A. vCenter Server failure
B. VXLAN failure
C. Disk array failure
D. Network failure
E. ESXi host failure
