vSphere 6.5 introduced MAClearning capabilities for VMware’s_答案

【单选题】

vSphere 6.5 introduced MAClearning capabilities for VMware’s virtual switches. What three benefits will it provide? (Choose three.)___

A. Reduced memory consumption.

B. Reduced consumption of extra CPU cycles.

C. Increased network throughput.

D. Prevent packet flooding inside the vSwitch.

查看试卷，进入试卷练习

微信扫一扫，开始刷题

答案

解析

暂无解析

相关试题

【单选题】

What is the default pathing policy for most active-active arrays?___

A. Fixed

B. Most Recently Used

C. Dynamic

D. isk Morroring

查看答案解析

【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

查看答案解析

【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

查看答案解析

【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.

查看答案解析

【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

查看答案解析

【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.

查看答案解析

【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.

查看答案解析

【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.

查看答案解析

【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.

查看答案解析

【多选题】

Which two features require the use of Host Profiles? (Choose two.)___

A. Host Customizations

B. shared storage

C. Auto

D. eploy

查看答案解析

【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

查看答案解析

【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

查看答案解析

【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.

查看答案解析

【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.

查看答案解析

【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

查看答案解析

【多选题】

What two debugging levels can a virtual machine be configured to? (Choose two.)___

A. Verbose

B. Debugging

C. Statistics

D. Trivia

查看答案解析

【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.

查看答案解析

【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

查看答案解析

【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.

查看答案解析

【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.

查看答案解析

【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.

查看答案解析

【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

查看答案解析

【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

查看答案解析

【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.

查看答案解析

【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

查看答案解析

【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.

查看答案解析

【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

查看答案解析

【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.

查看答案解析

【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.

查看答案解析

【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

查看答案解析

【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

查看答案解析

【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.

查看答案解析

【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).

查看答案解析

【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.

查看答案解析

【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

查看答案解析

【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

查看答案解析

【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

查看答案解析

【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

查看答案解析

【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.

查看答案解析

【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.

查看答案解析

推荐试题

【单选题】

关于肺炎患者痰培养，下列哪种方法不正确___

A. 晨起深部痰液咳入无菌容器中

B. 在2小时内送检

C. 尽可能在未用抗生素之前

D. 可借助雾化吸入导痰

E. 任何时间的痰均可

查看答案解析

【单选题】

持续性非卧床腹膜透析患者出现腹膜炎，下列护理措施哪项是错误的___

A. 用1000mL透析液连续冲洗3～5次

B. 暂时改作间歇性腹膜透析

C. 立即拔管

D. 腹膜透析内加抗生素

E. 全身应用抗生素

查看答案解析

【单选题】

女性，20岁，未婚，因患滴虫性阴道炎，口服甲硝唑治疗。下列哪项不是甲硝唑的副作用___

A. 白细胞减少

B. 头痛

C. 恶心、呕吐等胃肠道反应

D. 药物性皮疹

E. 药物性泌乳

查看答案解析

【单选题】

有关产前检查，正确的是___

A. 产前检查开始时间是孕12周

B. 孕24周开始建立围产期保健

C. 孕28周后每4周1次

D. 孕24周后每2周1次

E. 孕最后1个月每周检查1次

查看答案解析

【单选题】

充血性心力衰竭的症状不包括___

A. 呼吸浅表，增快

B. 面色苍白或青灰

C. 脉细速，心率可达160～180次／分

D. 尿少、肝大

E. 脉压增宽，>50mmHg

查看答案解析

【单选题】

伤寒最严重的并发症是___

A. 肠出血

B. 肠穿孔

C. 中毒性心肌炎

D. 中毒性肝炎

E. 中毒性脑病

查看答案解析

【单选题】

慢性肾炎有氮质血症的患者，饮食中蛋白质摄入量正确的是___

A. 应尽可能多的摄入优质蛋白，以增加抵抗力

B. 可以摄入，但应控制在0．1～0．2g／(kg?d)

C. 可以摄入，但应控制在0．3～0．4g／(kg?d)

D. 可以摄入，但应控制在0．5～0．8g／(kg?d)

E. 不能摄入蛋白质

查看答案解析

【单选题】

不孕伴有痛经的妇女常发生___

A. 多囊卵巢综合征

B. 子宫内膜异位症

C. 子宫内膜结核

D. 子宫肌瘤

E. 卵巢肿瘤

查看答案解析

【单选题】

排便时及排便后有两次疼痛高峰的是___

A. 肛裂

B. 外痔

C. 肛瘘

D. 直肠脱垂

E. 直肠肛管周围脓肿

查看答案解析

【单选题】

30岁，既往月经正常，两年前产后大出血休克，此后一直闭经，贫血，脱发，无力。其诊断可能是___

A. 席汉氏综合征

B. 脱纳氏综合征

C. 多囊卵巢综合征

D. 药物抑制综合征

E. 闭经泌乳综合征

查看答案解析

【单选题】

一氧化碳重度中毒患者最佳的氧疗方式是___

A. 持续高流量给氧

B. 持续低流量给氧

C. 50%酒精湿化后给氧

D. 高压氧舱治疗

E. 间歇高流量给氧

查看答案解析

【单选题】

提示急性腹膜炎患者病情恶化的重要指标是___

A. 腹胀加重

B. 肠鸣音消失

C. 腹肌紧张加重

D. 腹部压痛更明显

E. 出现腹膜刺激征

查看答案解析

【单选题】

1500国际单位TAT脱敏注射法是___

A. 用等渗盐水稀释成10倍分4次肌注

B. 用等渗盐水稀释成10mL分3次肌注

C. 用等渗盐水稀释成10mL分4次肌注

D. 用注射用水稀释成10mL分4次肌注

E. 用注射用水稀释成10mL分3次肌注

查看答案解析

【单选题】

不可采用硬膜外麻醉的手术部位是___

A. 头部

B. 上肢

C. 腹部

D. 背部

E. 四肢

查看答案解析

【单选题】

诊断早孕最简单的方法___

A. 腹部X线摄片

B. 免疫学妊娠实验

C. 超声A型示波法

D. 阴道脱落细胞学检查

E. 测定尿中孕二醇值

查看答案解析

【单选题】

终末血尿提示病变部位在___

A. 前尿道

B. 后尿道或膀胱基底部

C. 肾

D. 输尿管

E. 肾盂

查看答案解析

【单选题】

急性淋病的治疗，目前首选的治疗药物是___

A. 甲硝唑

B. 头孢曲松钠

C. 庆大霉素

D. 阿米卡星

E. 青霉素

查看答案解析

【单选题】

对放疗不敏感的肿瘤是___

A. 何杰金病

B. 精原细胞瘤

C. 乳癌

D. 鼻咽癌

E. 黑色素瘤

查看答案解析

【单选题】

心力衰竭患儿每次应用洋地黄前应测量___

A. 呼吸

B. 心率

C. 肝大小

D. 尿量

E. 血钾

查看答案解析

【单选题】

病情观察中，可能提示肝性脑病的最早的临床表现是___

A. 定向力障碍

B. 性格改变和行为失常

C. 睡眠障碍

D. 神志丧失

E. 昏睡

查看答案解析

【单选题】

下列药物中属于保钾利尿药的是___

A. 依他尼酸

B. 环戊噻嗪

C. 呋塞米

D. 螺内酯

E. 氢氯噻嗪

查看答案解析

【单选题】

支气管哮喘典型的临床症状是___

A. 胸闷

B. 胸痛

C. 咯血

D. 干咳

E. 反复发作性伴有哮鸣音的呼气性呼吸困难

查看答案解析

【单选题】

预防伤寒病最关键的环节是___

A. 控制传染源

B. 切断传播途径

C. 提高人群免疫力

D. 做好传染病调查

E. 以上都不

查看答案解析

【单选题】

慢性阻塞性肺气肿患者突感呼吸困难伴胸痛，首选的检查方法是___

A. 胸片

B. CT

C. 肺功能检查

D. 核磁共振

E. 血气分析

查看答案解析

【单选题】

开启过的疫苗，有效时间是___

A. 室温24小时内

B. 室温6小时内

C. 室温2小时内

D. 冷藏6小时内

E. 冷藏2小时内

查看答案解析

【单选题】

早产儿治疗用氧的目的是维持___

A. PaO为50～60mmHg，TcSO在90%～95%

B. PaO为50～80mmHg，TcSO在90%～95%

C. CPaO为70～80mmHg，TcSO在95%以上

D. PaO为50～80mmHg，TcSO在95%以上

E. PaO为80mmHg以上，TcSO在90%～95%

查看答案解析

【单选题】

人流时突然发生血压下降，脉搏变慢，大汗淋漓，面色苍白，首先应想到___

A. 羊水栓塞

B. 人流综合征

C. 穿孔内出血

D. 宫颈撕裂

E. 空气栓塞

查看答案解析

【单选题】

男性，46岁，大学教师。昨日讲课时突然跌倒在地，肢体麻木无力，不能说话，于我院诊断为急性脑出血。同事来探望时，遭到患者拒绝，则目前患者存在的主要护理问题不包括___

A. 意识障碍

B. 言语沟通障碍

C. 自尊紊乱

D. 躯体移动障碍

E. 自理缺陷

查看答案解析

【单选题】

病人腰穿后应去枕平卧___

A. 1～2h

B. 2～4h

C. 3～5h

D. 4～6h

E. 5～7h

查看答案解析

【单选题】

妇女更年期一般发生在___

A. 40～50岁

B. 45～50岁

C. 45～55岁

D. 50～55

E. 40～55岁

查看答案解析

【单选题】

在心力衰竭治疗中可以同时减轻心脏前负荷和后负荷药物是___

A. 异山梨酯

B. 氢氯噻嗪

C. 毛花苷

D. 硝普钠

E. 多巴胺

查看答案解析

【单选题】

急性肾衰竭血液透析指征为___

A. 血尿素氮＞18．6mmol／L，肌酐＞409μmol／L，血钾＞5．0mmol／L

B. 血尿素氮＞20．6mmol／L，肌酐＞509μmol／L，血钾＞6．0mmol／L

C. 血尿素氮＞21．6mmol／L，肌酐＞609μmol／L，血钾＞6．0mmol／L

D. 血尿素氮＞28．6mmol／L，肌酐＞609μmol／L，血钾＞7．0mmol／L

E. 血尿素氮＞28．6mmol／L，肌酐＞109μmol／L，血钾＞6．0mmol／L

查看答案解析

【单选题】

原发性痛经的临床特点不包括___

A. 常见于青少年期

B. 多在月经初潮6个月内发病

C. 下腹疼痛是主要症状

D. 月经第1天疼痛最剧烈

E. 妇科检查无异常发现

查看答案解析

【单选题】

关于COPD患者的家庭氧疗，叙述正确的是___

A. 低浓度吸氧：氧流量2～4L/min

B. 一昼夜不少于10小时

C. 夜间为避免影响休息，可间断、暂停吸氧

D. 使PaO≥80mmHg，使SaO>90％

E. COPD以及慢性呼衰者提倡长期家庭氧疗

查看答案解析

【单选题】

关于新生儿肺透明膜病描述正确的是___

A. 主要是由于缺乏Ⅱ型肺泡细胞引起的

B. 出生时即可出现窒息

C. 呼吸困难进行性加重

D. X线显示双肺透亮度增高

E. 胃液震荡试验阳性可确诊

查看答案解析

【单选题】

以下关于X线钡剂灌肠检查正确的是___

A. 检查前2天开始半流质多渣饮食

B. 检查前1天晚上服用泻剂

C. 检查当天早晨无需禁食，流质饮食即可

D. 向病人解释钡剂一般于灌肠第2天可排出，在此期间粪便呈黄白色

E. 检查后应观察病人排便情况，有便秘者可多饮水禁用泻剂

查看答案解析

【单选题】

妊娠早期的Hegar(黑加)征是指___

A. 子宫增大变软

B. 子宫呈球形前后径变宽

C. 子宫有囊性感

D. 子宫峡部软，子宫和宫颈似不相连

E. 宫颈充血变软呈紫蓝色

查看答案解析

【单选题】

有关灌肠，下述哪项不妥___

A. 灌肠可以促进宫缩

B. 灌肠可以清洁肠道

C. 初产妇在宫口开3～5cm时灌肠

D. 经产妇在宫口开大2cm以前灌肠

E. 胎儿窘迫时，为加强宫缩，应灌肠

查看答案解析

【单选题】

社区评估中问卷调查的注意事项正确的是___

A. 一个问题可以多问几件事，以调查更多的结果

B. 适当以诱导的方式提问，以提高效率

C. 慎重处理敏感与隐私的问题

D. 问题的顺序可以不必拘泥

E. 问卷不必用随机抽样方法

查看答案解析

【单选题】

诊断膀胱破裂最简易的方法是___

A. 耻骨上膀胱穿刺

B. 腹腔穿刺

C. 膀胱镜检查

D. 导尿及膀胱注水试验

E. CT检查

查看答案解析