（关于ESX中的vSwitch，以下哪两项描述是正确的）
A、A service console port group can be created on a virtual switch used for virtual machine traffic. （service console端口组可以创建在vSwitch上，并且使用VM流量） B、Virtual switches can be created with or without physical NICs. （创建vSwitch可以不需要物理网卡）
C、A VMotion port group must not be created on a virtual switch used for virtual machine traffic. D、Virtual switches cannot be created without physical NICs.
138、Suppose you have 65 virtual machines configured on a single ESX Server. You want to
provide outbound connectivity for all of them. What is the minimum number of virtual switches you would need to support this configuration? （有一台ESX server上运行着65个VM，如果要让所有的VM流量能够出栈，那么最少需要几个vSwitch）
A、4 B、3 C、2
D、1 （一个vSwitch最大可以管理4088个端口组，即一个vSwitch可以连接4088个VM）
139、Which two statements are true about network traffic shaping? (Choose two.) （关于流量整形的描述，哪两项是正确的）
A、The settings affect only traffic being sent out the uplink adapter to the physical network. （只影响从上级链路发送到物理网络的流量） B、The settings affect all vSwitch traffic.
C、The settings are defined on a per port group basis. （在每个端口组的基础上进行设置） D、The settings affect only traffic coming into the uplink adapter from the physical network. E、The settings are defined on a per-virtual machine basis.
140、Which two statements are true about internal-only virtual switches? (Choose two.) （关于只在内部通信用的vSwitch，下面哪两项描述是正确的）
A、They allow a group of virtual machines to communicate only with each other. （只允许一组vm之间互相通信） B、They can contain multiple port groups. （可以允许包含多个端口组）
C、They disallow service console access to the virtual machines. D、They are required for virtual machines to use private IP addresses.
141、If you are planning on installing the Cisco Nexus 1000v Distributed Switch on your vSphere
cluster, which Licensing package would you need to purchase?
（如果需要在vSphere集群环境中部署cisco nexux 1000v交换机，需要购买哪种license）
A、Enterprise Plus B、Advanced C、Enterprise D、Standard
142、An administrator is building a vNetwork Distributed Switch. Which of the following
describes what happens if an attempt is made to add an uplink to the switch that is in use by a vNetwork Standard Switch?
（将正在使用的标准vSwitch添加到分布式vSwitch时，会发生以下哪种情况）
A、The uplink is added and any virtual machines that were using the uplink lose connectivity （该vSwitch中的所有上行链路将被删除）
B、The uplink is added and any virtual machines that were using the uplink are added to the vNetwork Distributed Switch
C、A warning is displayed saying the uplink is currently in use and the uplink cannot be added D、The uplink and the vNetwork Standard Switch are added to the vNetwork Distributed Switch
143、Which are valid network load balancing policies for a vNetwork Distributed Switch (Select
all that apply)?
（下列哪些是有效的分布式vSwitch交换机网络负载平衡策略）
A、route based on explicit failover order （基于明确的failover指令） B、route based on source MAC hash （基于源MAC hash值） C、route based on source and destination MAC hash D、route based on source IP hash
E、route based on the originating virtual port ID （基于原virtual port ID） 144、A vNetwork Distributed Switch is best described as? （对分布式vSwitch最好的描述是？）
A、A distributed set of vNetwork Standard Switches on individual ESX Hosts capable of forwarding traffic between hosts
B、A distributed set of vNetwork Standard Switches that allow a virtual machine to maintain a consistent network configuration between multiple ESX Hosts
C、A single virtual switch that aggregates existing vNetwork Standard Switches D、A single virtual switch shared between multiple ESX Hosts （单个vSwitch可以共享在多个ESX主机上）
145、Which of the following describes the functionality of traffic shaping on a vNetwork
Distributed Switch? （下列哪一项描述，是分布式vSwitch的流量整形功能）
A、vNetwork Distributed Switches support Best-Effort Traffic Shaping based on Quality of Service (QoS)
B、vNetwork Distributed Switches support Egress Traffic Shaping only
C、vNetwork Distributed Switches support both Ingress and Egress Traffic Shaping （分布式vSwitch支持出口和入口的流量整形）
D、vNetwork Distributed Switches support Ingress Traffic Shaping only
146、Which of the following network policies is only available with vNetwork Distributed
Switches?
（下列哪种网络策略仅用于分布式vSwitch）
A、Port Blocking Policy （端口阻塞策略） B、Traffic Shaping Policy C、VLAN Policy D、Security Policy
147、Which of the following functions cannot be performed remotely and must be performed
from the ESXi Direct Console (Choose Three)?
（以下那三项不能在远程控制台进行操作（必须在ESXi本地控制台操作））
A、Configure a Static IP Address
B、Restore a Standard Switch （恢复标准vSwitch） C、Configure DNS Settings
D、Restart Management Agents （重启管理控制台agent） E、Test the Management Network （测试网络连通性） 148、Which of the following tasks can be selected from the home page of an ESX Server
(Choose Three)? （下列哪项可以在ESX WEB管理主页面中进行选择）
A、Browse Objects Managed by this Host （浏览此ESX主机托管的对象） B、Browse Virtual Machines in this Host's inventory C、Download VMware Web Access Client
D、Browse Datastores in this Host's inventory （浏览在此HOST中的存储） E、Download VMwarevCenter Server （下载vcenter） 149、An administrator is unable to connect a vSphere Client to an ESXi Host. Which of the
following options can be selected from the Direct Console to restore connectivity without disrupting running virtual machines? （管理员无法从vShpere client上连接某ESXi主机，在不影响在线运行的VM条件下，下列
哪种方法可以在直连控制台上进行恢复操作。）
A、Restore the Standard Switch
B、Restart the Management Agents （重启管理控制台agent） C、Restart the Management Network （重启Management Network将导致所有VM断线） D、Disable the Management Network
150、Traffic Shaping can be configured on the following vSphere elements (Choose Two)? （流量整形可以配置在下列哪两种vSphere环境中）
A、On a vNetwork Distributed Switch dvPort or the entire dvPort Group for outbound traffic only B、On a vNetwork Standard Switch port group or the entire vSwitch for outbound traffic only （仅在标准vSwitch端口组或整个vSwitch的出栈流量）
C、On a vNetwork Standard Switch port group or the entire vSwitch for inbound traffic only D、On a vNetwork Distributed Switch dvPort or the entire dvPort Group for inbound and outbound traffic （在分布式vSwitch的端口组或端口组上的进栈和出栈流量）
151、When creating a Service Console port, what is the purpose of the gateway device (Choose
Two)? （当创建一个Service Console port时，对于网关设备来说，这样做的目的是什么）
A、The gateway device is the network adapter used for the default route. （当前网关是使用了默认路由的网络适配器） B、A gateway device is always required.
C、The gateway device is the Service Console port used for VMkernel networking. D、A gateway device is required when 2 or more uplinks are using the same subnet. （网关设备需要2个或更多的上行链路用于同一子网）
152、Which of the following describe methods of adding Service Console networking to a
vNetwork Distributed Switch (Choose Three)?
（下列哪项是添加Service Console networking到分布式sWitch的方法）
A、A Service Console port can be cloned from an existing vNetwork Standard Switch
B、A Service Console Network Adapter can be associated with an existing port group on a Network Distributed Switch （Service Console Network适配器可以关联到分布式vSwitch中已存在的端口组）
C、A Service Console Network Adapter can be created along with a Service Console port group on the selected vNetwork Distributed Switch
D、A Service Console Network Adapter can be created and added to a Standalone Port （Service Console Network适配器可以创建并添加到一个独立的端口）
E、A Service Console port can be migrated from an existing vNetwork Standard Switch （Service Console port可以从已存在的标准vSwitch上进行迁移）
153、Networking policies, such as traffic shaping and security, can be configured on the
following vSphere elements? （流量整形和安全策略，可以设置在以下哪项中。）
A、On the port group and the physical network interface
B、On the port group and the vSwitch （端口组和vSwitch中） C、On the vSwitch and the attached virtual machine D、On the physical network interface and the vSwitch
154、When configuring multiple service console connections, which of the following is true? （当配置多个service console时，下列哪一项描述是正确的）
A、The service console connections must be attached to different vmnics
B、The service console connections must be configured on different virtual switches C、The service console connection must be configured on different networks （service console 连接必须配置在不同的网络中）
D、The service console connections must be configured on the same virtual switch
155、In which format does an iSCSI target ID appear? （下列哪种格式会在iSCSI target ID中出现）
A、iqn.
D、iscsi.
156、Which security technology does VMware iSCSI use? （vmware iscsi会用到下列哪种安全技术）
A、IPSec B、PAP C、CHAP D、MSCHAPv2 E、AES
157、What is the maximum HBA's Supported on VMware vSphere 4 Host? （vsphere 4主机最大支持多少个HBA适配器）
A、4 B、2 C、6 D、8 158、What is the name of the globally unique identifier assigned to each Fibre Channel Port? （分配给每个光纤通道端口的全局唯一标识符是什么？）
A、MAC Address B、IP Address C、Port_ID
D、World Wide Name 159、When writes from a virtual machine are delivered to a Fibre Channel Storage Array, which
of the following actions is taken by the VMkernel (Choose Three)?
（当从虚机向FC存储阵列写入数据时，哪一项是Vmkernel采取的动作）
A、The file corresponding to the virtual machine is located on the VMFS datastore （虚机相应的文件位于VMFS存储上）
B、The request for blocks on the virtual disk is mapped to blocks on the appropriate physical device （虚拟磁盘上映射的块要求映射在该物理设备上）
C、The modified I/O request is sent from the device driver to the physical HBA （修改后的I/O请求会从设备驱动程序发送到物理HBA上） D、The commands are forwarded by the virtual SCSI Controller E、The I/O request is converted from binary data form to optical form
160、To prevent non-ESX Servers from seeing VMFS datastores, where should LUN masking be
configured?
（为了防止非ESX主机查看VMFS数据存储，需要在哪里配置LUN屏蔽）
A、on the Fibre Channel Switch B、on the ESX Host C、on the non-ESX Hosts
D、on the SAN Storage Device （在存储设备上进行配置）
161、An administrator is installing an ESX Host to boot from a SAN LUN. The storage array is an
active/passive array. After configuring the boot LUN and installing ESX, the system does not boot properly. Which of the following could cause this issue?
（某管理员从SAN引导安装ESX，SAN存储阵列为主动/被动工作模式，在安装配置完后，
系统无法正常启动，请问下列哪一项可能是导致该故障的原因）
A、The Storage Processor port specified in the BIOS configuration of the HBA is active B、The LUN specified in the BIOS configuration of the HBA is passive C、The LUN specified in the BIOS configuration of the HBA is active
D、The Storage Processor port specified in the BIOS configuration of the HBA is passive （存储设备的BIOS重，指定的端口被设置为被动状态）
162、The Runtime Name for a Fibre Channel storage device is equivalent to? （Runtime名称在FC存储设备中相当于）
A、The Universally Unique Identifier (UUID) to the device
B、The name of the current path to the device in vmhba:C:T:L format C、The name of the first discovered path to the device in vmhba:C:T:L format D、The Network Address Authority (NAA) name of the device
163、An administrator is configuring an ESX Host with 2 Fibre Channel HBAs. The attached FC
Storage Array has two active Storage Processor ports. No zoning is configured. Using Round Robin multipathing, how many paths are used to send data to a VMFS Datastore at any given time?
（管理员配置了一台2个FC光纤通道的ESX主机，这台FC阵列有2个活动的存储处理端
口，并且没有配置zone，使用的是轮询多路径。在任何特定的时间里，用于发送数据的VMFS数据存储路径是多少）
A、4