相关试题
【单选题】
熊在地球上分布极为广泛,但是南极是没有熊的。其原因是___。
A. 在熊这个物种出现之前,南极洲就与其他大陆板块脱离
B. 南极洲的气候条件极为恶劣,熊不能适应,无法生存
C. 南极洲生物构成不能为熊提供足够的食物,因而熊无法生存
D. 南极洲曾发生过重大的地质变化,造成南极洲熊的灭绝
【单选题】
沙漠中生长的植物其叶子都比较小,而根却极深,其原因主要是___。
A. 沙漠中降雨量少,气候干旱,叶小是为了减少蒸发,根深利于吸收水分
B. 沙漠中生长的植物品种都是那种叶小根深的
C. 叶小有利减少日晒面积,不会被晒死
D. 根深不会被风吹倒
【单选题】
成语是汉语中人们熟识并广泛使用很久的词组或短句,其中蕴含丰富的趣味生物学知识。下列能说明“生物对环境是有影响的”成语是___
A. 风声鹤唳,草木皆兵
B. 千里之堤,溃于蚁穴
C. 螳螂捕蝉,黄雀在后
D. 不入虎穴,焉得虎子
【单选题】
多数鱼类背部发黑、腹部发白,其原因是___。
A. 长期进化形成的保护色
B. 背部比腹部接受光线多,导致色素沉淀
C. 背部比腹部粘膜厚,吸收光线多
D. 背部鱼鳞多,吸收光线多
【单选题】
下面哪项不属于肿瘤干细胞的特性?___
A. 无限繁殖
B. 侵袭
C. 转移
D. 不能分化
【单选题】
信息传递是生态系统的重要功能之一。下列现象中,与物理信息传递相关的是___。
A. 花香引蝶
B. 豪猪遇敌竖起体刺
C. 候鸟南飞
D. 警犬嗅寻毒品
【单选题】
育种的理论基础是___。
A. 突变理论
B. 杂种优势理论
C. 遗传理论
D. 配音理论
【单选题】
一个人的对人对已、对事、对物的态度是___
A. 与生俱来的
B. 在先天因素基础上形成的
C. 是实践锻炼的结果
D. 通过学习而形成的
【单选题】
“蛟龙”号的三大尖端技术是:近底自动航行和悬停定位、___、充油银锌蓄电池容量。
A. 高速水声通信
B. 图像定位导航
C. “龙脑”控制系统
D. 水面监控系统
【单选题】
被称为中国“杂交水稻之父”的科学家是___。
A. 钱学森
B. 袁隆平
C. 吴文俊
D. 陈章启
【单选题】
我国自行设计制造的第一座核电站是___。
A. 秦山核电站
B. 大亚湾核电站
C. 三峡核电站
D. 西昌核电站
【单选题】
下列中国古代四大发明表述正确的是___。
A. 指南针最早出现于春秋时期
B. “蔡侯纸”是中国古代最早的纸
C. 火药在唐代开始应用于军事
D. 活字印刷书籍的出现始于元朝
【单选题】
“君子之交淡若水,小人之交甘若醴”出自下列哪部作品___
A. 《老子》
B. 《庄子》
C. 《论语》
D. 《史记》
【单选题】
《三十六计》是体现我国古代卓越军事思想的一步兵书,下列不属于《三十六计》的是:___
A. 混水摸鱼
B. 防戈一击
C. 笑里藏刀
D. 反客为主
【单选题】
下列书籍中,___的出现标志中国古代数学形成了完整的体系,是当时世界上最先进的应用数学。
A. 《九章算术》
B. 《孙子算经》
C. 《缀术》
D. 《周髀算经》
【单选题】
我国古代所称的“及笄(ji)之年”:指的是:___
A. 指女子十五岁
B. 指女子十八岁
C. 女子十四岁
D. 女子十六岁
【单选题】
《诗经》是我第一部诗歌总集,《诗经》里面包括多少首诗?___
A. 三百首
B. 三百零五首
C. 三百零一首
D. 三百零二首
【单选题】
《千金方》的著作者是___。
A. 孙思邈
B. 华佗
C. 扁鹊
D. 李时珍
【单选题】
179下列哪个是全球气候变暖的原因?___
A. 人的感觉
B. 温室效应
C. 人口的增加
D. 雪量的减少
【单选题】
自然科学中最早出现的学科是___。
A. 物理学
B. 天文学
C. 医学
D. 化学
【单选题】
台风底层中心附近最大平均风速32.7-41.4米/秒,相当于___级风力。
A. 12-13级
B. 10-11级
C. 8-9级
D. 9级以上
【单选题】
社会心理是___与社会行为之间的中介过程,是由社会因素引起并对社会行为具有引导作用的心理活动。
A. 社会认知
B. 社会意识
C. 社会规范
D. 社会刺激
【单选题】
___动机起源于人们的社会性需要,指精神方面的动机。如成就动机、交往动机、社会赞许动机等等。(A)动机是复杂的动机状态,具有持久性和不满足性。
A. 社会性
B. 生理性
C. 主导性
D. 辅助性
【单选题】
研究表明,距离的远近,交往的频率,态度的相似性,个性的互补以及外形等因素是影响人际吸引和排斥的___
A. 主要因素
B. 辅助因素
C. 外部互动因素
D. 环境因素
【单选题】
2007年,___关于“博物馆”的定义是:博物馆是非赢利的、为社会及其发展服务、对公众开放的永久性公共机构,它为教育、研习和欣赏的目的而收集、保存、研究、传播和展示人类及其环境的物质遗产和非物质遗产。
A. 中国博物馆协会
B. 国际博物馆协会
C. 日本《博物馆法》
D. 美国大都会艺术博物馆
【单选题】
世界上首座公共博物馆为___。
A. 阿什莫林博物馆
B. 卢浮宫
C. 大英博物馆
D. 大都会艺术博物馆
【单选题】
在18世纪英国的产业革命中,被称之为改变了整个世界的发明是___。
A. 工厂制度的建立
B. 以纺织机为代表的工具的革新
C. 蒸汽机的发明和应用
D. 机床的发明和应用
【单选题】
世界上最大的古代士石建筑工程是哪一个?___
A. 中国的万里长城
B. 埃及的金字塔
C. 古罗马的斗兽场
D. 中的的故宫
【单选题】
19世纪自然科学的三大发现不包括___。
A. 细胞学说的建立
B. 能量守恒和转化定律的发现
C. 牛顿三大运动定律的提出
D. 达尔文进化论的创立
【单选题】
图中的科学家是俄国化学家___,发现了元素周期律。
A. 霍金
B. 图灵
C. 伽利略
D. 门捷列夫
【单选题】
公民具备基本科学素质一般指了解必要的科学技术知识,掌握基本的科学方法,树立___,崇尚科学精神,并具有一定的应用它们处理实际问题、参与公共事务的能力。
A. 科普思维
B. 民主思想
C. 科学理想
D. 科学思想
【单选题】
根据党的十六大及十六届三中、四中、五中全会精神,依照___和《国家中长期科学和技术发展规划纲要(2006—2020年)》,2006年2月国务院颁布实施《全民科学素质行动计划纲要(2006—2010—2020)》。
A. 中华人民共和国教育法
B. 中华人民共和国宪法
C. 中华人民共和国科学技术普及法
D. 中华人民共和国民法
【单选题】
___是科学素质建设的参与主体和受益者,要充分调动全体公民参与实施《全民科学素质行动计划纲要》的积极性和主动性,在全社会形成崇尚科学、鼓励创新、尊重知识、尊重人才的良好风尚。
【单选题】
中国政府批准设立的群众性科学技术活动节日“科技活动周”的活动时间为每年5月的___。
A. 第一周
B. 第二周
C. 第三周
D. 第四周
【单选题】
讲解员须加强的自身修养主要有情操修养、道德修养与___。
A. 文化修养
B. 个人修养
C. 实践修养
D. 社会修养
【单选题】
讲解员的讲解无论采取何种艺术形式,在内容上都必须___。
A. 通盘考虑
B. 面面俱全
C. 兼顾游客需要
D. 反映客观实际
【单选题】
动力学的奠基人是英国科学家___,他于1687年出版了名著《自然哲学的数学原理》,在这部著作中,他提出了三条运动定律,是整个动力学的基础。
A. 伽利略
B. 牛顿
C. 爱因斯坦
D. 阿基米德
【单选题】
现代物理学的两大基石是___。
A. 相对论和量子论
B. 微粒说与波动说
C. 波动力学与波动光学
D. 矩阵力学与波动力学
【单选题】
.电子是由___发现的,这一发现使人们认识到原子可以再分。
A. 汤姆生
B. 查德威克
C. 道尔顿
D. 居里
【单选题】
感应电流具有这样的方向,即感应电流的磁场总要阻碍引起感应电流的磁通量的变化,这个规律叫做___定律。
A. 焦耳
B. 欧姆
C. 愣次
D. 阿基米德
推荐试题
【单选题】
What are the minimum hardware requirements for a Windows vCenter Server with embedded PSC that manages a “Small” environment?___
A. 2vCPUs, 16 GB RAM
B. 4 vCPUs, 16 GB RAM
C. 2 vCPUs, 10 GB RAM
D. 4 vCPUs, 10 GB RAM
【单选题】
Which port is used for communication between ESXi and vSphere Data protection?___
A. 80
B. 443
C. 902
D. 22
【单选题】
What can prevent Storage DRS from functioning on a datastore?___
A. The datastore is configured for Virtual Machine Swapfile location.
B. The datastore is shared across multiple datacenters.
C. The datastore is connected to a host that is running Storage I/O Control.
D. Storage DRS advanced option IgnoreAffinityRulesForMaintenance is set to 1.
【单选题】
When troubleshooting VMware vCenter Server issues, when logging level provides maximum detail?___
A. Verbose
B. Trivia
C. Info
D. Error
【单选题】
What new feature is introduced in NFS 4.1 on ESXi 6.5?___
A. IPv6
B. KRB5i
C. AUTH_SYS
D. Storage DRS
【单选题】
What configuration option would ensure that a virtual NUMA topology is defined on VMs having more than eight virtual CPUs?___
A. cupid.coresPerSocket
B. numa.vcpu.followcorespersocket
C. numa.vcpu.maxPerVirtualNode
D. numa.vcpu.min
【单选题】
What is the minimum disk space required to deploy vSphere Data Protection (VDP) with 8 TB configuration?___
A. 4 TB
B. 16 TB
C. 8 TB
D. 12 TB
【单选题】
What advanced option for vSphere HA defines a maximum number of reset attempts by VMCP for a virtual machine?___
A. das.maxterminates
B. das.isolationshutdowntimeout
C. das.maxresets
D. fdm.isolationpolicydelaysec
【单选题】
What vSphere technology enables the administrator to ensure consistent configuration at scale?___
A. PowerCLI
B. Host Profiles
C. esxcli
D. vSphere Web Client
【单选题】
Which port is used for vSphere HA agent-to-agent communication?___
A. 443
B. 8182
C. 22
D. 902
【单选题】
Which log file would assist in identifying an issue that occurred during the database export phase of a vCenter Server upgrade process?___
A. vcdb_import.out
B. export.json
C. export-upgrade-runner.log
D. vcdb_export.out
【单选题】
Bidirectional CHAP is support by which storage initiator?___
A. software FCoE HBA
B. Fibre Channel HBA
C. independent hardware iSCSI HBA
D. dependent hardware iSCSI HBA
【单选题】
What is a pool of raw storage capacity that a storage system can provide to Virtual Volumes?___
A. protocol endpoint
B. storage container
C. storage provider
D. datastore
【单选题】
vSphere 6.5 DRS is now Network-Aware. Based on network utilization, when will DRS balance VMs?___
A. DRS will balance VMs when a network resource pool is configured for VMs.
B. DRS will balance VMs when Network I/O Control is enabled.
C. DRS will place VMs on initial boot for hosts that have network utilization lower that the threshold.
D. DRS will vMotion VMs when network utilization is higher than the threshold on a particular host.
【单选题】
A scripted upgrade of ESXi fails due to an incorrect parameter in the upgrade script. What file must the administrator modify to correct the problem?___
A. vmreconfig.pl
B. hostinfo.pl
C. ks.cfg
D. boot.cfg
【单选题】
A VM folder contains VM1 and VM2. Group A has permission to power on virtual machines, defined on the VM folder and its children. Group B has permission to power off virtual machine VM2. If a user is a member of group A and B, what action can the user perform?___
A. Suspend VM2.
B. Power off VM1.
C. Power on and power off VM1.
D. Power on and power off VM2.
【单选题】
The networking team has requested to have a dedicated network for iSCSI traffic. This task has been assigned to the vSphere Administrator. What is the VMware-recommended way to accomplish this?___
A. Configure Static Routes on each ESXi Server.
B. Configure the right subnet.
C. Create a custom IP Stack.
D. Define a dedicated gateway for the iSCSI vmkernel.
【单选题】
To prevent possible failures or issues during a vSphere upgrade, which component should be upgraded first?___
A. ESXi Hosts
B. virtual machines
C. datastores
D. vCenter Server
【单选题】
What is the command for updating an ESXi host?___
A. esxcli software vib update –d /vmfs/volumes/Datastore/DirectoryName/PatchName.zip
B. esxupdate software update –d”/vmfs/volumes/Datastore/DirectoryName/PatchName.zip”
C. esxcli software update –d “/vmfs/volumes/Datastore/DirectoryName/PatchName.zip”
D. esxupdate software vib update –d /vmfs/volumes/Datastore/DirectoryName/PatchName.zip
【单选题】
A vSphere Administrator would like to identify which physical NUMA node their virtual machine is currently residing on. What esxtop metric would provide this information?___
A. GST_ND[x]
B. OVD_ND[x]
C. NRMEM
D. NHN
【单选题】
How can a vSphere administrator ensure that two virtual machines never run on the same datastore in a datastore cluster, while permitting the VMs to be load-balanced?___
A. Use an Intra-VM Anti-Affinity Rule.
B. Configure a storage DRS VM override.
C. Disable storage
D. RS for the VMs.
【单选题】
What is the VMware-recommended way to move a physical adapter out of Network I/O Control’s scope?___
A. Set the teaming policy to “Route Based on Physical NIC Load.”
B. Add the vmnic to the Net.NetNiocAllowOverCommit parameter in Advanced System Settings.
C. Add the vmnic to the Net.IOControlPnicOptOut parameter in Advanced System Settings.
D. Move the vmnic to a different vmUplink port on the Distributed Switch.
【单选题】
A VM folder contains VM1 and VM2. Group A has permission to power on virtual machines, defined on the VM folder and its children. Group B has permission to power off virtual machines, defined on the VM folder and its children. If a user is a member of Groups A and B, what will be the user’s effective permission on VM1 and VM2?___
A. Power on
B. Power off.
C. Power on and Power off.
D. Reset.
【单选题】
Group 1 is granted console interaction on a VM folder. User 1 is granted no console interaction on the same VM folder. What will be the outcome if User 1 tries to access the console of a virtual machine?___
A. User 1 will not be able to access the virtual machines in the VM folder.
B. User 1 will not have access to the virtual machine console.
C. User 1 will have access to the virtual machine console.
D. User 1 will have console access only via the vSphere Web Client.
【单选题】
Which statement is true regarding the use of VMFS3 datastores with vSphere 6.5?___
A. VMFS3 datastores can be used but not created.
B. VMFS3 datastores can be neither used nor created.
C. VMFS3 datastores will be present but unmounted.
D. VMFS3 datastores can be created and used.
【单选题】
In the Exhibit, each VM has a 1GHz non-expandable reservation. If all VMs are powered on in sequence, what would be the outcome?___
A. VM4 cannot be powered on.
B. VM5 cannot be powered on.
C. VM6 cannot be powered on.
D. VM3 cannot be powered on.
【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.
【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
【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
【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.