【单选题】
氨苄⻘霉素在含乳酸钠的复⽅氯化钠输液中 4 ⼩时后损失 20%，是由于___
A. 直接反应
B. pH 改变
C. 离⼦作⽤
D. 盐析作⽤
E. 缓冲容量
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相关试题
【单选题】
氨基糖苷类抗菌药的作⽤部位主要是在___
A. 细菌核蛋⽩体 30S 亚基
B. 细菌核蛋⽩体 50S
【单选题】
氨基糖苷类抗菌药物的作⽤机制是___
A. 阻碍细菌细胞壁的合成
B. 抑制 DNA 螺旋酶
C. 增加细胞膜的通透性
D. 抑制⼆氢叶酸合成酶
E. 阻碍细菌蛋⽩质合成
【单选题】
氨基糖苷类抗菌药物对哪类细菌⽆效___
A. ⾰兰阴性菌
B. 铜绿假单胞菌
C. 结核杆菌
D. 厌氧菌
E. ⾰兰阳性菌
【单选题】
氨基糖苷类最常⻅的不良反应是___
A. 肾毒性
B. 肝脏毒性
C. 变态反应
D. 头痛头晕
E. ⽿毒性
【单选题】
氨甲苯酸的作⽤机制是___
A. 抑制纤溶酶原
B. 对抗纤溶酶原激活因⼦
C. 增加⾎⼩板聚集
D. 促使⽑细⾎管收缩
E. 促进肝脏合成凝⾎酶原
【多选题】
“药历”的作⽤和意义是 ___
A. 利⽤药师应对患者及家属的投诉
B. 是开展个体化药物治疗的᯿要依据
C. 是药师进⾏规范化药学服务的具体体现
D. 是保证患者⽤药安全、有效、经济的᯿要措施
E. 是药师发现、分析并解决⽤药有关问题⽽技术档案
【多选题】
包括___
A. 需要慎⽤的情况
B. 影响药物疗效的因素
C. 禁⽌应⽤该药品的⼈群情况
D. ⽤药过程中需观察的情况
E. 滥⽤或者药物依赖性
【多选题】
《中共中央国务院关于深化医药卫⽣体制改⾰的意⻅》条例中的基本原则有___
A. 坚持以⼈为本
B. ⽴⾜国情
C. 坚持公平与效益统⼀
D. 政企分开
E. 统筹兼顾
【多选题】
《中国药典》规定的标准品是指___
A. ⽤于鉴别、检查和含量测定的标准物质
B. 除另有规定外，均按⼲燥品（或⽆⽔物）进⾏计算后使⽤
C. ⽤于抗⽣素效价测定的标准物质
D. ⽤于⽣化药品中含量测定的标准物质
E. 由国务院药品监管管理部⻔指定的单位制备、标定和供应
【多选题】
HMG-CoA 还原酶抑制药可降低___
A. TC
B. HDL-ch
C. ApoB
D. TG
E. LDL-ch
【多选题】
N 胆碱受体激动时___
A. ⾎管舒张
B. ⻣骼肌收缩
C. 腺体分泌减少
D. 中枢神经兴奋
E. 以上均是
【多选题】
β2 受体激动剂常⻅的不良反应包括___
A. ⼼律失常
B. 外周⾎管扩张
C. 头痛
D. 肌⾁痉挛
E. ⼼悸
【多选题】
β-内酰胺类抗菌药物的抗菌作⽤机制是___
A. 抑制⼆氢蝶酸合成酶
B. 抑制细菌核酸代谢
C. 触发细菌⾃溶酶合成
D. 抑制细胞壁黏肽合成酶
E. 抑制细菌蛋⽩质合成
【多选题】
阿司匹林的药理作⽤是___
A. 抗炎⻛湿作⽤
B. 解热.镇痛作⽤
C. 抗⾎⼩板凝集和抗⾎栓作⽤
D. 抗病毒作⽤
E. 免疫抑制作⽤
【多选题】
阿托品可⽤于治疗下述哪名患者___
A. 窦性⼼动过速
B. 虹膜睫状体炎
C. 胃肠绞痛
D. 有机磷酸酯类中毒
E. 真菌感染
【多选题】
阿昔洛⻙不⽤于治疗___
A. 巨细胞病毒
B. ⼄型流感病毒
C. 麻疹病毒
D. 腮腺病毒
E. 单纯疱疹病毒
【多选题】
阿昔洛⻙的适应症是___
A. 单纯疱疹病毒感染
B. 单纯性疱疹脑炎
C. 弥散型单纯疱疹
D. 带状疱疹
E. 急性视⽹膜坏死
【多选题】
氨基酸的主要作⽤包括___
A. 参与酶的组成
B. 合成蛋⽩质
C. 氮平衡
D. 转化为糖或脂肪
E. 参与激素的组成
【多选题】
氨基糖苷类抗⽣素的不良反应包括___
A. ⼆᯿感染
B. ⽿、肾毒性
C. 神经肌⾁阻断作⽤
D. 过敏反应
E. ⻣髓抑制
【多选题】
氨基糖苷类抗⽣素的共性有___
A. 由氨基环醇和氨基糖分⼦结合⽽成
B. ⼝服难吸收
C. 易进⼊细胞
D. 主要⽤于⾰兰阴性杆菌感染
E. 主要消除途径为肝代谢
【多选题】
土层锚杆的组成：___。
A. 锚头
B. 拉杆
C. 锚固体
D. 管件
E. 螺栓
【多选题】
挡土墙的主要作用有：___
A. 维护土体边坡稳定
B. 防止坡体的滑移
C. 防止土方边坡的坍塌
D. 防止土体的滑移
E. 防止土方的坍塌
【多选题】
一般模板的组成部分为___。
A. 模板面
B. 支撑结构
C. 连接配件
D. 加固
E. 螺栓
【多选题】
钢管不得使用的疵病有：___
A. 不符设计要求
B. 严重锈蚀
C. 严重弯曲
D. 压扁
E. 裂纹
【多选题】
钢丝绳的破坏原因主要有___。
A. 截面积减少
B. 质量发生变化
C. 变形
D. 突然损坏
E. 连接过长
【多选题】
起重吊装作业中使用的吊钩、吊环，其表面要光滑，不能有（ ）等缺陷。___
A. 剥裂
B. 刻痕
C. 锐角
D. 接缝
E. 裂纹
【多选题】
地锚一般用（ ）等作埋件埋入地下做成。___
A. 钢丝绳
B. 钢管
C. 钢筋混凝土预制件
D. 圆木
E. 型钢制作格构件
【多选题】
推土机在坡道上停机时，应___。
A. 将变速杆挂低速档
B. 接合主离合器
C. 操纵人员不得离开
D. 锁住制动踏板
E. 将履带或轮胎楔住
【多选题】
搅拌机在( )时，应将料斗提升到上止点，用保险铁链锁住。___
A. 料斗下检修
B. 场内移动
C. 远距离运输
D. 工作结束
E. 工作时
【多选题】
振动器操作人员应掌握一般安全用电知识，作业时应穿戴___。
A. 胶鞋
B. 防护服
C. 绝缘手套
D. 工作服
E. 凉鞋
【多选题】
塔式起重机最基本的工作机构包括___。
A. 起升机构
B. 限位机构
C. 回转机构
D. 行走机构
E. 变幅机构
【多选题】
固定式塔机的安全装置主要有哪些？___
A. 起重力矩限制器
B. 起重量限制器
C. 限速器
D. 起升高度限位器
E. 小车变幅限位器
【多选题】
起重机的拆装作业应在白天进行，当遇有下列哪些天气时应停止作业？___
A. 大风
B. 潮湿
C. 浓雾
D. 雨雪
E. 高温
【多选题】
钢丝绳出现下列哪些情况时必须报废和更新？___
A. 钢丝绳断丝现象严重
B. 断丝的局部聚集
C. 当钢丝绳磨损或锈蚀严重，钢丝绳的直径相对于公称直径减少7%或更多时既使未发现断丝。
D. 钢丝绳失去正常状态，产生严重变形时
E. 绳芯挤出
【多选题】
施工升降机主要由下列哪些部分组成？___
A. 金属结构
B. 驱动机构
C. 附着
D. 安全保护装置
E. 电气控制系统
【多选题】
为保证脚手架立杆的安全、使用、，规范规定对其计算内容应有___。
A. 抗压强度
B. 稳定性
C. 容许长细比
D. 抗弯强度
E. 抗剪强度
【多选题】
连墙件设置位置要求有___。
A. 偏离主节点的距离不应大于300 mm
B. 偏离主节点的距离不应大于600 mm
C. 宜靠近主节点设置
D. 应从脚手架底层第一步纵向水平杆处开始设置
E. 每80 m2设置一点
【多选题】
在脚手架使用期间，严禁拆除___。
A. 主节点处的纵向横向水平杆
B. 非施工层上，非主节点处的横向水平杆
C. 连墙件
D. 纵横向扫地杆
E. 非作业层上的踏脚板
【多选题】
临边防护栏杆的上杆应符合下列哪些规定?___
A. 离地高度1.0～1.2m
B. 离地高度0.5～0.6m
C. 承受外力3000N
D. 承受外力2000N
E. 承受外力1000N
【多选题】
遇有六级以上强风、浓雾等恶劣气候，不得进行何种作业？___
A. 悬空高处作业
B. 高处作业
C. 露天作业
D. 露天攀登
E. 电工作业
推荐试题
【单选题】
What counter should an administrator check to determine if a virtual machine is ballooning?___
A. swapinRate
B. vmmemctltarget
C. swapped
D. vmmemctl
【单选题】
By default, how often is the vCenter vpx user password automatically changed?___
A. 15 days
B. 60 days
C. 30 days
D. 45 days
【单选题】
Which metric in the Exhibit would identify high latency for a virtual machine operating system?___
A. QAVG/cmd
B. KAVG/cmd
C. DAVG/cmd
D. GAVG/cmd
【单选题】
What VM Monitoring setting would ensure that the failure interval for a virtual machine is defined as 120 seconds?___
A. High
B. Normal
C. Low
D. Medium
【单选题】
The business managers have asked the IT administrator to ensure configuration compliance in the vSphere infrastructure. The IT administrator wants to use Host Profiles to accomplish this, but is unable to do so. Why is the administrator unable to use Host Profiles?___
A. The infrastructure uses a vSphere Standard license.
B. The infrastructure has servers with various CPU families.
C. The user has only the “Administrator” role.
D. Host Profiles apply only to storage settings.
【单选题】
What is the result of a “Consolidate” action on a virtual machine?___
A. All snapshots on the virtual machines will be deleted.
B. The virtual machine will be reverted to its last snapshot.
C. Redundant delta disks will be combined and deleted.
D. A new snapshot with memory state will be created.
【单选题】
A Telco customer is implementing NFV using vSphere as the virtualization platform. Which feature can help achieve a high packet rate with lower CPU consumption?___
A. Network I/O Control
B. SplitRX
C. ERSPAN
D. LACP
【单选题】
What is the VMware-recommended best practice for Fibre Channel zoning?___
A. soft zoning
B. single-initiator-multiple-target zoning
C. single-initiator zoning
D. single-initiator-single-target zoning
【单选题】
How can a vSphere administrator ensure that a set of virtual machines run on different hosts in a DRS cluster?___
A. Use a VM-Host affinity rule.
B. Add the VMs to a vApp.
C. Use a VM-VM affinity rule.
D. Place the VMs in different folders.
【单选题】
vCenter Server Appliance Instance can be backed up using which Client Interface?___
A. vSphere Client Interface
B. vSphere Web Client Interface
C. VMware Host Client Interface
D. Virtual Appliance Management Interface
【单选题】
What tool can capture network traffic at the uplinks, or vSwitch, or virtual port levels?___
A. tcpdump-uw
B. wireshark
C. pktcap-uw
D. pcap
【单选题】
Which storage feature always requires the use of third-party software on ESXi?___
A. Hardware Acceleration for NAS devices
B. VVOL
C. Hardware Acceleration for Block
D. evices
【单选题】
An ESXi host's VMCA-Signed certificate has expired. How can the certificate be renewed?___
A. In the vSphere Web Client, browse to the host in question. Click the Manage tab and select settings. Select System and click Certificate, then click the Renew button.
B. In the vSphere Web Client, browse to the host in question. Click the Manage tab and select settings. Select System and click Certificate, then click the Refresh CA Certificates button.
C. Run the command /sbin/generate-certificates on the affected host.
D. Disconnect the host from vCenter Server and reconnect it.
【单选题】
Which is the correct order for upgrading vSphere components?___
A. vCenter Server, ESXi hosts, VMware Tools, Virtual Machine hardware
B. VMware Tools, Virtual Machine hardware, ESXi hosts, vCenter Server
C. vCenter Server, Virtual Machine hardware, VMware tools, ESXi hosts
D. ESXi hosts, vCenter Server, Virtual Machine hardware, VMware Tools
【单选题】
Which iSCSI initiator type can be used with any network interface card?___
A. Software iSCSI initiator
B. Software FCoE adapter
C. Hardware Independent iSCSI initiator
D. Hardware Dependent iSCSI initiator
【单选题】
An administrator is attempting to power on a virtual machine with 32GB of memory. The operation fails with the following error: <Could not power on VM: No space left on device> <Checking the space on the virtual machine's datastore, there is 30GB free.> Which action would allow the VM to power on?___
A. Set a 2GB memory reservation on the VM.
B. Mount the virtual disk from the affected VM on to another virtual machine and free up space from within the OS.
C. Enable vSphere HD admission control on the cluster in which the VM resides.
D. Set a 2GB memory limit on the VM.
【单选题】
An administrator attempts to manually reclaim space on thin-provisioned VMFS6 volumes but finds that no additional space is being recovered. Which could be causing this?___
A. vSphere 6.5 does not support manual UNMAP.
B. The manual UNMAP operation has been moved to the vSphere web client.
C. The VASA version is use is incompatible.
D. UNMAP is automated for VMFS6.
【单选题】
An administrator has upgraded to vSphere 6.5 and also wants to use Kerberos authentication for NFS. Which can be done to the existing NFSv3 volumes to enable this feature?___
A. Perform a storage rescan on VMFS volumes.
B. Unmount the NFSv3 datastore, and then mount as NFSv4.1 datastore.
C. Nothing. All NFSv3 mounted datastores are upgraded automatically during vSphere upgrades.
D. Perform a scan of new storage devices.
【单选题】
An administrator wants to restore the vCenter Server Appliance 6.5 from backup. Where can this be accomplished?___
A. from the ESXi Host Client
B. from the VMware vSphere Appliance Management Interface
C. from within the VMware vSphere Web Client
D. from the vCenter Server Appliance Installer
【单选题】
The administrator wants to power on VM-K2, which has a 2GHz CPU reservation. VM-M1, VM-M2, and VM-K1 are all powered on. VM-K2 is not powered on. The exhibit shows the parent and child resource reservations. If Resource Pool RP-KID is configured with an expandable reservation, which statement is true?___
A. VM-K2 will be unable to power on because there are insufficient resources.
B. VM-K2 will be able to power on since resource pool RP-KID has 2GHz available.
C. VM-K2 will be unable to power on because only 2GHz are reserved for RP-KID.
D. VM-K2 will receive resource priority and will be able to power on this scenario.
【单选题】
Which is the block size on the VMFS6 datastore?___
A. All small and large file blocks are 8MB.
B. All small and large file blocks are 1MB.
C. Small file blocks are 512KB. large file blocks are 64MB.
D. Small file blocks are 1MB, large file blocks are 512MB.
【单选题】
When installing vCenter Converter Standalone, why must an administrator perform a client-server installation instead of a local installation?___
A. to manage conversion tasks remotely
B. to convert virtual machines as well as physical machines
C. to allow installation of the Converter agent on remote source machines
D. to hot clone physical or virtual machines
【单选题】
Which is required by vCenter Converter Standalone to convert a physical Red Hat Enterprise Linux 7 machine to a virtual machine?___
A. The Linux machine must be powered off.
B. The Linux machine must have the SSH daemon started.
C. The Linux machine must use a static IP address.
D. The Linux machine must have a fully-qualified domain name.
【单选题】
An administrator is troubleshooting network communications between a vCenter Server and an ESXi 6.5 host. Which log shows the related events between these components?___
A. /var/log/fdm.log
B. /var/log/vpxa.log
C. /var/log/hostd.log
D. /var/log/auth.log
【单选题】
An administrator has recently upgraded from vSphere 6.0 to 6.5, and can no longer see the software iSCSI named vmhba33. Which could be the reason for this?___
A. The upgrade has changed the vmhba name.
B. vSphere 6.5 automates iSCSI configurations.
C. vSphere 6.5 no longer supports software iSCSI.
D. The upgrade has deleted the vmhba.
【单选题】
An administrator is trying to vMotion a VM from his datacenter to a recovery site. Which is the maximum allowed RTT (Round-Trip Time) latency between source and destination host?___
A. 100 milliseconds
B. 150 milliseconds
C. 15 milliseconds
D. 10 milliseconds
【单选题】
Which is required for configuring iSCSI Software Adapter network port binding?___
A. VMkernel of the iSCSI traffic must be load balanced using Route based on IP Hash algorithm.
B. VMkernel of the iSCSI traffic must be load balanced using Route based on Source Virtual Port ID algorithm.
C. VMkernel of the iSCSI traffic must be load balanced using Route based on Source MAC Hash algorithm.
D. VMkernel of the iSCSI traffic must be bound to only one active network adapter.
【单选题】
In vSphere Data Protection 6.1, which is the function of a Backup Verification job?___
A. None. Backup Verification job is not a feature of vSphere Data Protection
B. It is a manual task -Power it on -Verify the guest OS -Check started applications
C. It is an automatic process -Restore a virtual machine -Power it on -Verify that the guest OS is booted by communicating with the Backup Verification agent
D. It is an automatic process -Restore a virtual machine -Power it on -Verify that the guest OC is booted by detecting the VMware ToolsTM "heartbeats"
【单选题】
An administrator has enabled vSphere Distributed Switch Health Check. The hosts connected to that Distributed Switch all display an alert:< vSphere Distributed Switch MTU supported status > .The administrator has all of the VMkernel ports MTU sizes set to 1600. Which action will remedy this problem?___
A. Configure the Distributed Switch to MTU 9100.
B. Disconnect and reconnect the physical network cable.
C. Configure the physical switch to MTU 1600.
D. Disable the Distributed Switch MTU.
【单选题】
Which Host Profile Subprofile configuration is used to configure firewall settings for ESXi hosts?___
A. Advanced Configuration Settings
B. General System Settings
C. Security
D. Networking
【单选题】
Where would a vSphere administrator find general vCenter Server logs on a vCenter Server Appliance?___
A. /var/log/vmware/vpxd/
B. /var/log/messages
C. /etc/vmware-vpx/
D. /var/log/vmware/vsan-health/
【单选题】
An administrator wishes to enable network port mirroring based on source port. Which feature should be enabled?___
A. vSphere standard switch port
B. ERSPAN
C. NSX Virtual Wire
D. VLAN
【单选题】
Which CLI command shows the physical uplink status for a vmnic?___
A. esxcli network ip connection list
B. esxcli network ip neighbor list
C. esxcli network nic get
D. esxcli network nic list
【单选题】
Which is the maximum number of block devices (LUNs) that are supported by ESXi hosts that are running version 6.5?___
A. 1024
B. 512
C. 2048
D. 256
【单选题】
When performing a vCenter Server 5.5 for Windows with Microsoft SQL Server Express database migration to vCenter Server Appliance 6.5, which will be the target database?___
A. Microsoft SQL Server Express 2012R2
B. Microsoft SQL Server Standard 2012R2
C. PostgreSQL
D. Oracle DB 11g
【单选题】
An administrator has multiple vCenter Server 6.5 systems but cannot enable Storage I/O Control (SIOC) on a datastore shared by ESXi hosts managed by the vCenter Server systems. Which action should the administrator take to resolve the issue?___
A. Unmount the datastore and then enable SIOC on the vCenter Server system.
B. Configure the datastore to be managed by a single vCenter Server system.
C. Configure Storage DRS and then enable SIOC on the vCenter Server system.
D. Enable Raw Device Mapping (RDM) on the
E. SXi hosts.
【单选题】
“OneAppServer” is a VM template stored in a content library named “LibraryOne”, but the vSphere administrator is not able to use this template for deployment. Why is the administrator unable to deploy OneAppServer?___
A. OneAppServer must be updated before it can be deployed.
B. LibraryOne is a subscribed library and OneAppServer is not downloaded yet.
C. LibraryOne is published and optimized for syncing over HTTP.
D. OneAppServer was imported from a local file on the system.
【单选题】
An administrator sets the Failover Capacity for both CPU and Memory at 25%. Based on the Exhibit below, how much of the cluster’s total CPU resources are still available to power on additional virtual machines?___
A. 45%
B. 25%
C. 70%
D. 60%
【单选题】
Which statement applies to the vSphere Replication appliance?___
A. Only one vSphere Replication appliance can be deployed per vCenter Server instance.
B. VMware Tools in the vSphere Replication appliance can be upgraded.
C. A single vSphere Replication appliance can manage a maximum of 4000 replications.
D. vSphere Replication is available only with the vSphere
E. ssentials Plus license.
【单选题】
Which esxcli namespace can a vSphere Administrator use to adjust the queue depth?___
A. esxcli system module parameters
B. esxcli storage core device
C. esxcli system module set
D. esxcli storage core adapter
