【单选题】
Which command will show the iSCSI sessions on a ESXi 6.5 host?___
A. esxcli storage iscsi session get
B. esxcli iscsi session get
C. esxcli storage iscsi session
D. esxcli iscsi session list
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答案
D
解析
暂无解析
相关试题
【单选题】
Which of the following is not a parameter for traffic filtering or marking?___
A. virtual port ID
B. Protocol
C. Traffic Direction
D. DSCP value
E. Traffic redirection
【单选题】
A vSphere administrator wants to enable a virtual machine with Secure Boot, but in VM setting, Secure Boot option was not found under Boot Options. What could be the cause?___
A. The virtual hardware is not compatible.
B. The virtual machine has missing drivers.
C. The virtual machine OS does not support secure boot.
D. VMware Tools is not upgraded.
【单选题】
A virtual machine is connected on a distributed port group where the average bandwidth configured in the traffic shaping policy is 100 Mbps. The VM network adapter is configured with a reservation of 200 Mbps. What is the VM’s effective bandwidth?___
A. 200 Mbps
B. 100 Mbps
C. 150 Mbps
D. 400 Mbps
【多选题】
What are two reasons why a datastore in a Storage DRS cluster cannot enter maintenance mode?(Choose two.)___
A. Storage latency is too high to allow Storage DRS initiate Storage vMotion.
B. Storage DRS is configured for a VMFS3 datastore.
C. Storage
D. RS is disabled on the virtual disk.
【多选题】
What two methods are used to configure VMware vSphere Storage I/O Control shares and limits? (Choose two.)___
A. Assign shares and limits to VM virtual disks.
B. Assign shares and limits to datastores.
C. Assign shares and limits to Storage (DRS) clusters.
D. Assign shares and limits using VM storage policies.
【多选题】
ESXi 6.5 introduces VMFS6, which supports both 512e and 512n devices. What three configurations are supported when using these devices? (Choose three.) ___
A. Hosts with both 512e and 512n devices.
B. Storage vMotion between both 512e and 512n devices.
C. Datastore Extents spanned between both 512e and 512n devices.
D. Storage DRS clusters containing only both 512e and 512n devices.
【多选题】
A vSphere Administrator observes that the Primary VM configured with Fault Tolerance is executing slowly. After further investigation, it is determined that the Secondary VM is on an overcommitted ESXi host. What two methods will correct the problem? (Choose two.)___
A. Use Storage vMotion to migrate the Secondary VM to another datastore.
B. Use vMotion to migrate the Secondary VM to a different ESXi host.
C. Configure a CPU limit on the Primary VM which will also apply to the Secondary VM.
D. Turn off and turn on FT in order to recreate the Secondary VM on a different datastore.
【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
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【单选题】
爆破作业单位不按规定将民爆物品退库并在工地过夜存放的,可由公安机关对行为人予以行政___。
A. 拘留
B. 罚款
C. 批评
【单选题】
冲击波感度是指在___作用下炸药发生爆炸的难易程度。
A. 超声波
B. 冲击波
C. 地震波
D. 电磁波
【单选题】
炸药在___作用下产生的分解称为炸药的热分解。
A. 热
B. 冷
C. 湿
D. 火
【单选题】
连接电起爆网路时,应该由爆破工程技术人员或爆破员从___向起爆站依次进行连接。
A. 自由面
B. 斜面
C. 地面
D. 工作面
【单选题】
连接导爆索时,可用细绳将两段导爆索紧紧地捆扎起来,搭接长度应不少于___。
A. 100mm
B. 120mm
C. 150mm
D. 180mm
【单选题】
煤矿许用导爆索的药芯或防潮剂中含有___,其目的是为了防止引燃瓦斯。
A. 铝镁粉
B. 消焰剂
C. 添加剂
D. 氧化剂
【单选题】
磁电雷管是由电磁感应产生___而激发的电雷管。
A. 磁场
B. 电能
C. 热量
D. 冲击
【单选题】
混合炸药的组分一般含有以下三种:___、可燃物和附加物。
A. 氧化剂
B. 试剂
C. 添加剂
D. 除湿剂
【单选题】
电阻指电雷管的全电阻,它包括___和脚线电阻。
A. 雷管电阻
B. 接地电阻
C. 桥丝电阻
D. 引线电阻
【单选题】
按炸药的组成,可将炸药分成___和混合炸药两大类。
A. 单质炸药
B. 优质炸药
C. 复合炸药
D. 自制炸药
【单选题】
导爆管的管壁材料为高压聚乙烯___。
A. 橡胶
B. 塑料
C. 胶皮
D. 玻璃纤维
【单选题】
根据起爆药包在炮孔中安放的位置不同,有三种不同的起爆方式:___、反向起爆和多点起爆。
A. 电起爆
B. 正向起爆
C. 非电起爆
D. 平行起爆
【单选题】
一般深孔爆破采用耦合装药,光面爆破、预裂爆破采用___。
A. 不耦合装药
B. 耦合装药
C. 混合装药
D. 均匀装药
【单选题】
露天浅孔、深孔、特种爆破,如不能确认有无盲炮,应经___后才能进入爆区检查。
A. 5min
B. 10min
C. 15min
D. 20min
【单选题】
在竖井井底工作面无瓦斯时,可使用其它电源起爆。此时,电压不得超过___伏,且必须有防爆型电力起爆接线盒。
A. 127
B. 220
C. 300
D. 380
【单选题】
在井筒内用罐笼运送硝化甘油以外的其它炸药时,罐笼升降速度不得超过___。
A. 2米/秒
B. 3米/秒
C. 4米/秒
D. 5米/秒
【单选题】
用专用机车往井下运送爆破材料而炸药和电雷管必须在同一列车内运输时,装有炸药和雷管的车辆之间,以及它们同机车之间都必须用长度大于___的空车隔开。
A. 2米
B. 3米
C. 4米
D. 5米
【单选题】
地下工程爆破后,经通风除尘排烟确认井下空气合格、等待时间超过___后,方准许检查人员进人爆破作业地点。
A. 10min
B. 15min
C. 20min
D. 25min
【单选题】
装药前应检查和清理爆破工作面20米以内的巷道,如有煤或矸石堆、矿车或其他杂物阻塞巷道断面___以上时,都要清除出去。否则不能爆破。
A. 一半
B. 二分之一
C. 三分之二
D. 三分之一
【单选题】
掏槽孔中空孔的作用是___。
A. 设计需要
B. 给爆破提供自由面
C. 可有可无
D. 补充装药
【单选题】
制作起爆体要在爆破地点附近,选择___完好、支架完整、避开电气设备和金属导体的安全地点进行。
A. 底板
B. 侧墙
C. 隔板
D. 顶板
【单选题】
在计算爆破振速V的经验公式(V=K(Q1/3/R)α)中,R代表___。
A. 地震波衰减指数
B. 从被保护的建(构)筑物到装药中心的距离
C. 一次起爆药量
D. 与地震波传播地段岩土特性等有关的系数
【单选题】
对___的民用爆炸物品,应检查包装有无破损,封缄是否完整,雷管壳身的雷管编号是否清晰。
A. 新入库
B. 出库
C. 库存
【单选题】
报警、视频监控等设备应有备用不间断电源,对控制台设备视频部分供电不小于___小时。
A. 0.5
B. 1
C. 2
【单选题】
爆破作业结束后,及时将剩余的爆破器材转移至___保管。
A. 临时存放点
B. 储存库
C. 工棚
【单选题】
领取爆破器材应当在爆破作业现场___签字确认之后进行。
A. 技术负责人
B. 作业班长
C. 安全员
【单选题】
采用爆炸法销毁导爆索、射孔弹应在爆破坑内进行,每个爆破坑的销毁数量不宜超过___kg。
A. 5
B. 10
C. 20
【单选题】
值班守护人员的年龄应当___。
A. 年满18周岁、不超过55周岁
B. 年满18周岁、不超过60周岁
C. 年满18周岁、不超过65周岁
【单选题】
焚烧法销毁火炸药时,要将待销毁的火炸药铺成宽度不大于___cm的药条。
A. 10
B. 20
C. 30
【单选题】
装药完成后,应当将剩余的爆破器材撤离爆破作业面至___,由保管员检查清点后保管。
A. 临时存放点
B. 附近工棚
C. 保护建筑物
【单选题】
一般情况下,领取爆破器材限于___的爆破作业需要。
A. 当天
B. 当次
C. 当班
【单选题】
___化学家诺贝尔在1865年发明了以硝化甘油为主要组分的达纳迈特炸药。
A. 瑞士
B. 瑞典
C. 美国
【单选题】
人类对爆破的研究与应用起源于我国___的发明和发展。
A. 指南针
B. 黑火药
C. 印刷
【单选题】
爆破作业单位违反法律规定及安全管理制度,致使民用爆炸物品丢失、被盗、被抢,情节严重的,由公安机关依照职责___;有违反治安管理行为的,依法给予治安管理处罚。
A. 吊销其许可证
B. 责令限期改正
C. 责令停产停业整顿
【单选题】
爆炸性危险物质被盗、被抢或者丢失,故意隐瞒不报的,处___拘留。
A. 五日以上
B. 五日以上十日以下
C. 十日以下
【单选题】
民用爆炸物品从业单位必须按照《民用爆炸物品安全管理条例》的规定取得相应___后才能从事相关作业。
A. 资质
B. 设备
C. 条件
【单选题】
根据《刑法》,非法制造、买卖、运输、邮寄、储存爆炸物的,处___有期徒刑。
A. 三年以上
B. 十年以下
C. 三年以上十年以下
【单选题】
爆破作业单位申请购买民用爆炸物品的,应当向所在地县级人民政府公安机关提出购买申请,并提交___等有关材料。
A. 《民用爆炸物品购买许可证》
B. 《爆破作业人员许可证》
C. 《爆破作业单位许可证》
【单选题】
对每一盒雷管外的盒条码通过___进行扫描读入。
A. 雷管导通仪
B. 振动测试仪
C. 传感器
D. 专用手持机
【单选题】
销售、购买民用爆炸物品,应当通过___进行交易,不得使用现金或者实物进行交易。
A. 银行账户
B. 现金
C. 实物