【多选题】
气化系统高压氮气的主要用户有那些___
A. 煤浆管线吹扫
B. 氧气管线吹扫
C. 小流量保护氮气
D. 减压中压氮
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答案
ABCD
解析
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相关试题
【多选题】
高温热水泵出水的主要用户有___
A. 水洗塔塔盘用水
B. 事故激冷水
C. 停车泄压防气蚀管线
D. 锁斗冲压管线
【判断题】
气化炉炉壁温度报警值为300℃,拱顶报警值为265℃
A. 对
B. 错
【判断题】
气化炉在进行升压的过程中,必须不断开大气化炉黑水排放量
A. 对
B. 错
【判断题】
氧气管线在引氧过程中为加快投料进度,应当快速打开氧气流量调节阀至所需氧气量
A. 对
B. 错
【判断题】
磨机停车前应先断水后断煤,保证磨机煤称上无积煤
A. 对
B. 错
【判断题】
气化炉激冷水流量只需控制大于低报警值即可,没必要随着负荷的升降进行调整
A. 对
B. 错
【判断题】
水洗塔T1301共有四层塔盘
A. 对
B. 错
【判断题】
气化炉投料前应将PV1326保持关闭,投料后根据压力进行调整
A. 对
B. 错
【判断题】
煤浆粘度越低,通常来说稳定性越好
A. 对
B. 错
【判断题】
煤浆管线冲洗水使用完毕后应将前后手阀关闭,导淋关闭
A. 对
B. 错
【判断题】
烧嘴冷却水在软管切换硬管的过程中应该先切断软管系列阀门,在打开硬管系列阀门,保证烧嘴不长时间断水
A. 对
B. 错
【判断题】
絮凝剂、分散剂添加得越多,处理后的灰水水质越好
A. 对
B. 错
【判断题】
转动式破渣机位于气化炉激冷室与锁斗之间,其作用是在开车阶段及不正常操作期间产生的大块钟乳石或脱落的耐火砖进行机械破碎,使渣顺利通过锁斗阀进入锁斗
A. 对
B. 错
【判断题】
磨煤机主驱动电机电压是380v
A. 对
B. 错
【判断题】
捞渣机在运行时应巡检内容包括:链轮的轴封水是否正常、刮渣情况是否正常、变速箱的温度、油位是否正常、下渣情况是否正常
A. 对
B. 错
【判断题】
离心泵可以用进口阀控制流量
A. 对
B. 错
【判断题】
火炬系统是安全排放设施,以免污染大气和人员中毒事故的发生
A. 对
B. 错
【判断题】
机械密封的特点是将容易泄漏的轴向密封改变为较难泄漏的静密封和端面径向接触密封
A. 对
B. 错
【判断题】
离心泵是靠增加液体压力来增加液体能量输送液体,容积式泵是靠离心力增加液体能量输送液体
A. 对
B. 错
【判断题】
变换催化剂硫化后的主要成分是CoS、MoS2
A. 对
B. 错
【判断题】
气化炉开工抽引器的作用是控制气化炉内的真空度,以满足气化炉升温时的工艺要求,另外在入炉检修时进行强制通风,保障工作人员安全
A. 对
B. 错
【判断题】
水煤浆添加剂的主要作用是提高煤浆浓度
A. 对
B. 错
【判断题】
高压煤浆泵在启动前可以先不打开小红阀,启动后再行打开
A. 对
B. 错
【判断题】
烧嘴冷却水泵设置自启动的目的是防止烧嘴冷却水盘管断水
A. 对
B. 错
【判断题】
气化炉停车后为节约时间防止煤浆沉淀,堵塞管道,不必关闭煤浆炉头手阀进行泄压
A. 对
B. 错
【判断题】
高压煤浆泵水压试验过程中,应快速调整炉头泄压手阀至所需压力
A. 对
B. 错
【判断题】
为节约成本,我公司气化炉可以适应任何煤种的掺烧
A. 对
B. 错
【判断题】
除氧器的主要作用时将生产水加热至100℃后补入系统,调节系统的热量,水量平衡
A. 对
B. 错
【判断题】
气化炉投料前,系统氮气置换要求系统可燃气含量≦0.5%
A. 对
B. 错
【判断题】
事故烧嘴冷却水槽设置低压氮的主要作用是作为载气
A. 对
B. 错
【判断题】
真空闪蒸系统的建立是靠水环真空泵P1417来完成的
A. 对
B. 错
【判断题】
离心泵启动之前灌泵的目的是防止泵启动后气蚀
A. 对
B. 错
【判断题】
真空闪蒸系统中,真空度越高,闪蒸气温度越高
A. 对
B. 错
【判断题】
影响水煤浆成浆性的主要因素有,内水、哈氏可磨指数、含氧极性官能团等
A. 对
B. 错
【判断题】
离心泵出口设置单向阀的主要目的防止介质反串、引起泵的倒转、损坏电机
A. 对
B. 错
【判断题】
添加剂给料泵设置安全阀的主要目的防止隔膜超压,损坏隔膜
A. 对
B. 错
【判断题】
高压煤浆泵水压试验的主要目的检验泵的运行性能以及管线有无跑冒滴漏
A. 对
B. 错
【判断题】
P1417泵与P1403泵的传动方式相同
A. 对
B. 错
【判断题】
絮凝剂的主要作用是捕捉黑水中的固体颗粒,加速粒子的沉降,所以絮凝剂的投加量越多越好
A. 对
B. 错
【判断题】
P1404的流量控制是通过泵的行程来调节
A. 对
B. 错
推荐试题
【单选题】
What is true about resource pools created on a Distributed Resource Scheduler (DRS) cluster?___
A. A root resource pool is created with the specified values.
B. A root resource pool is automatically created using the aggregate total of the ESXi host resources in the cluster.
C. A root resource pool is automatically created using the aggregate total of all resources in the datacenter.
D. A root resource pool is not needed when creating resource pools on a DRS cluster.
【单选题】
An administrator attempts to enable Enhanced vMotion Compatibility (EVC) on a cluster. The operation results in a compatibility error, as shown in the exhibit. What is the likely cause of this error? ___
A. The CPUs in the ESXi host are not AMD CPUs.
B. The CPUs in the ESXi host do not support hardware virtualization capabilities.
C. The XD/NX CPU features have not been enabled in the BIOS of the server.
D. There is no shared storage between the hosts in the cluster.
【单选题】
What condition would prevent an administrator from creating a new VMFS3 datastore on an ESXi 6.x host using the vSphere Web Client? ___
A. A VMFS3 datastore cannot be created on an ESXi 6.x host.
B. The VMFS3 kernel module is not loaded.
C. A VMFS3 datastore cannot be mounted on an ESXi 6.x host.
D. VMFS3 datastores are not compatible with virtual machines created on an
E. SXi 6.x host.
【单选题】
During a new vSphere Distributed Switch configuration, where does the Maximum Transmission Unit (MTU) value get modified? ___
A. Uplink Settings
B. Switch Settings
C. Portgroup Settings
D. NIC Teaming Settings
【单选题】
A small company wants to use VMware products for its production systems. The system administrator needs to recommend a solution that will deliver High Availability to the company's production applications. What is minimum vSphere offering that will support this requirement? ___
A. vSphere Essentials
B. vSphere Essentials Plus
C. vSphere Hypervisor
D. vSphere Standard
【单选题】
Which scenario shows a reason for VMware Tools failing to install? ___
A. Virtual machine has a CD-ROM configured.
B. Guest OS Antivirus is blocking the VMware Tools installation.
C. Guest OS has 64-bit ldd (list dynamic dependencies) utility installed.
D. Virtual machine is powered on.
【单选题】
An administrator is configuring an ESXi 6.x host to use multiple NICs to resolve a management network redundancy error. After configuring a second NIC, the server is not able to communicate when the primary connection is taken down. The administrator analyzes the Exhibit shown here. Based on the exhibit, what is the likely cause of the issue? ___
A. vmnic4 is not attached to a vSwitch.
B. vmnic2 is not connected to a physical switch.
C. E1000 is the incorrect NIC
D. river for this card.
【单选题】
What information is required as part of an interactive ESXi 6.x installation? ___
A. Keyboard layout
B. IP Address
C. Root password
D. DNS information
【单选题】
What is the default load balancing policy for a newly created VMkernel port on a vSphere Distributed Switch? ___
A. Route based on orginating virtual port ID
B. Route based on IP Hash
C. Route based on source mac address
D. Route based on physical NIC load
【单选题】
An administrator deploys vCenter Server using the embedded Platform Services Controller. After testing the deployment for a couple of months, it is determined that the environment would be better served with an external Platform Services Controller. What should the administrator do to meet this new requirement? ___
A. Deploy a fresh instance of vCenter Server with an external Platform Services Controller.
B. Perform a fresh install of an external Platform Services Controller.
C. Migrate the embedded Platform Services Controller to an external Platform Services Controller.
D. Upgrade the embedded Platform Services Controller to an external Platform Services Controller.
【单选题】
Why are some virtual machines orphaned after rebooting a High Availability (HA) enabled host? ___
A. The Orphaned virtual machines have HA restart disabled.
B. The Orphaned virtual machines moved recently and the change did not persist.
C. The host is attached to failed storage.
D. The host just came out of maintenance mode.
【单选题】
Which vSphere 6 Standard Edition feature will allow an organization to ensure that critical multi-threaded applications have the maximum possible uptime? ___
A. Fault Tolerance
B. High Availability
C. Distributed Resource Scheduler
D. App HA
【多选题】
An application running in a virtual machine is experiencing performance issues. When utilizing performance monitoring utilities, it is noted that the CPU Utilization of the application is at 100%. Which two scenarios are probable causes of the CPU contention for the application? (Choose two.)___
A. There is a network I/O constraint.
B. There is a storage I/O constraint.
C. There is insufficient disk space assigned to the virtual machine.
D. The application is not virtualization aware.
【多选题】
A Fault Tolerance (FT) virtual machine with four vCPUs is experiencing high latency when performing ICMP and Application tests. What are three potential causes that may be attributing to this latency? (Choose three.)___
A. The FT network has insufficient bandwidth and is running on a 1GB Link.
B. The FT network is on a particularly high latency link.
C. The FT network has been configured with Network I/O Control.
D. The FT virtual machine is running an e1000 network adapter.
E. The
F. T virtual machine is running on poor performing network-based storage.
【多选题】
A virtual machine is experiencing performance issues. The following performance metrics are observed: <CPU usage value for the virtual machine is above 90%> < CPU ready value for the virtual machine is above 20%> Which two activities will likely resolve the performance issues? (Choose two.)___
A. Set a CPU reservation for the virtual machine.
B. Increase the CPU limit on the virtual machine.
C. Decrease CPU shares equally for all virtual machines on the host.
D. Increase CPU shares equally for all virtual machines on the host.
【多选题】
An administrator is upgrading a vSphere Distributed Switch. The existing switch is version 6.0 and the administrator wants to upgrade to the latest version possible. The environment contains several ESXi 6.1 hosts. Which two options are available to ensure that the upgraded switch will be compatible with these hosts? (Choose two.)___
A. Upgrade the vSphere Distributed Switch to 6.0
B. Upgrade the ESXi 5.5 hosts to version 6.0, then upgrade the vSphere Distributed Switch to 5.5
C. Upgrade the vSphere Distributed Switch to 5.1
D. Upgrade the
E. SXi host switches to 5.5, then upgrade the vSphere Distributed Switch to 5.5
【多选题】
An administrator attempts to create a Thick Provisioned Virtual Disk (VMDK) on an NFS datastore; but it fails. Which two reasons would explain the failure? (Choose two.)___
A. Datastore is on an NFS 3 storage server that does not support Hardware Acceleration
B. Datastore is on an NFS 4.1 storage server
C. Only VMFS datastores support "Thick Provisioned" VMDK
D. The NFS datastore was not created on a "Thick Provisioned" device
【多选题】
Which two NFS Protocol versions does vSphere 6 support? (Choose two.)___
A. Version 3
B. Version 3.1
C. Version 4
D. Version 4.1
【多选题】
Which three operations occur during a cold migration of a virtual machine? (Choose three.)___
A. The virtual machine disks are moved if the datastore is being changed.
B. The virtual machine is registered with the destination server.
C. The source virtual machine is removed from the old hosts.
D. The virtual machine hardware is upgraded.
E. The virtual machine files are quiesced prior to the migration.
【多选题】
A 4 GB Memory virtual machine is experiencing extended memory issues, as shown in the Exhibit. What potential issues could be attributed to this memory pressure?___
A. A limit is imposed on the virtual memory of this virtual machine.
B. The Balloon driver has been uninstalled.
C. A limit has been imposed on the Virtual CPU of the virtual machine.
D. Storage IO control has been enabled for the virtual machine causing the swapped memory.
【多选题】
You are creating a virtual machine in the Web Client using the New Virtual Machine wizard. Which two steps are required? (Choose two.)___
A. Select a valid name.
B. Select a cluster for the compute resource.
C. Select a network adapter.
D. Select the virtual machine compatibility.
【多选题】
An administrator has been given requirements to configure vMotion for a new virtual machine. The configuration should: <Provide Network Redundancy Use VLAN 550> <Be secured against anyone trying to spoof communication The vSwitch1 configuration is shown in the Exhibit.> Which three changes should be made to meet the stated requirements? (Choose three.)___
A. The VLAN ID must be set appropriately.
B. The default values for MAC Address Changes and Forged Transmits must be altered.
C. The teaming and failover adapters must be set appropriately.
D. The Traffic Shaping configuration must be altered.
E. The Load Balancing Policy must be set appropriately.
【多选题】
Which three traffic types are available services options when configuring a vmkernel port? (Choose three.)___
A. Provisioning Traffic
B. Virtual Volumes Traffic
C. vSphere Replication NFC Traffic
D. Virtual SAN Traffic
E. FCoE Traffic
【多选题】
An administrator logs into the vSphere Web Client, but is unable to see any hosts and clusters. Which two options could fix the problem? (Choose two.)___
A. Verify that the client web browser and vCenter Server are in the same broadcast domain.
B. Verify that the vCenter Server system is registered with the same Platform Services Controller as the vSphere Web Client.
C. Log in to the vCenter Server as a user within the Active
D. irectory domain.
【多选题】
Which three VLAN Tagging modes are available in vSphere 6.x? (Choose three.)___
A. External Switch Tagging
B. Private VLAN Tagging
C. Virtual Switch Tagging
D. VXLAN Tagging
E. Virtual Guest Tagging
【多选题】
Which two statements are true about VMFS5 datastores on ESXi 6.x? (Choose two.)___
A. Virtual Disk (VMDK) size can be larger than 2TB.
B. Datastore extent size can be larger than 2TB.
C. Only Physical Mode Raw
D. evice Map (Passthrough-RDM) can be larger than 2TB.
【多选题】
Which two statements are correct when turning off a Distributed Resource Scheduler (DRS) Cluster? (Choose two.)___
A. The resource pool hierarchy of the DRS cluster is maintained.
B. The resource pool hierarchy of the DRS cluster is removed.
C. The affinity settings of the
D. RS cluster are removed and not maintained when DRS is re-enabled.
【多选题】
An administrator is creating a new Virtual SAN cluster on a Layer 2 network. There is an existing Virtual SAN cluster on the same Layer 2 network. Which two actions would allow the new Virtual SAN cluster to coexist with the older cluster? (Choose two.)___
A. Change the default Multicast Address on the new Virtual SAN cluster.
B. Change the default Unicast Address on the new Virtual SAN Cluster.
C. Create a separate VLAN for each cluster.
D. Create an ARP Alias for the Virtual SAN VMkernel Network Adapter.
【多选题】
A vCenter Operations Manager 5.7 environment is upgraded to vRealize Operations. After the upgrade, the analytics services fail to start. Which three steps must be taken to resolve the problem? (Choose three.)___
A. Take the vRealize Operations cluster offline.
B. Delete the activity persistence files.
C. Bring the cluster back online.
D. Remove any unresponsive nodes.
E. Stop the CaSA service.
【多选题】
An organization has an ESXi 6.x host that contains two resource pools. The host is being relocated to a DRS cluster. What two actions can be taken to integrate the host into the cluster, and what would happen to the existing ESXi resource pool hierarchy as a result? (Choose two.)___
A. Place all of the host's virtual machines into the DRS cluster root resource pool. The resource pools present on the host will be deleted.
B. Create a resource pool for the ESXi host's virtual machines and resource pools. The resource pools present on the host will be deleted.
C. Place all of the host's virtual machines into the DRS cluster root resource pool. The resource pools present on the host will be preserved.
D. Create a resource pool for the
E. SXi host's virtual machines and resource pools. The resource pools present on the host will be preserved.
【多选题】
Which two parameters are required when adding an iSCSI target to an iSCSI Software Adapter using Dynamic Discovery? (Choose two.)___
A. The iSCSI device's IP Address or Fully Qualified Domain Name
B. The Port Number
C. The iSCSI device's iSCSI Qualified Name (IQN)
D. The Default Gateway IP Address
【多选题】
Which two SMTP Notification Event Details are specific to alarms triggered by events? (Choose two.)___
A. User Name
B. Summary
C. Old Status
D. Target
【多选题】
Which two High Availability ___ Cluster admission control policies can help avoid resource fragmentation? (Choose two.)(AC)
A. Define failover capacity by static number of hosts
B. Define failover capacity by reserving a percentage of the cluster resources
C. Use dedicated failover hosts
D. Use Virtual Machine Monitoring
【多选题】
An attempt to enable vSphere Fault Tolerance for a powered-on virtual machine fails. Which two scenarios would result in this failure? (Choose two.)___
A. The virtual machine has three vCPUs configured.
B. The host on which the virtual machine is running has insufficient memory resources.
C. The virtual machine has insufficient resources to accommodate full reservation plus the overhead memory.
D. VMware High Availability is enabled on the cluster of which this host is a member.
【多选题】
A vApp template recently added to a Content Library is not displayed. Which two actions could correct this problem? (Choose two.)___
A. Manually synchronize the library
B. Select the Download all library content immediately option
C. Select the Sync subscribed library option
D. Manually download the vApp template
【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.