B、1 C、2 D、3
164、What are two functions of zoning in Fibre Channel Switches (Choose Two)? （一下哪两项是FC交换机中zone的功能）
A、Restrict connections on a storage array to ESX Hosts that utilize the array （利用阵列限制到ESX主机上的连接）
B、Prevents non-ESX Hosts from possibly destroying VMFS data （防止非ESX主机可能破坏VMFS中的数据）
C、Controls and isolates LUNs on a Fibre Channel Storage Array
D、Reduces the number of targets and LUNs presented by a Fibre Channel Storage Array
165、When configuring a FC-SAN with ESX 4, which of the following are valid requirements
and/or recommendations (Choose Two)? （在ESX4中配置FC-SAN时，以下哪两项是必须要求或推荐的选项）
A、Each LUN should contain only one VMFS datastore （每一个LUN必须只包含一个VMFS数据存储）
B、Each LUN must present the same LUN ID number to all ESX/ESXi hosts （每一个LUN必须给所有的ESX/ESXi主机指定同一个LUN ID）
C、Virtual machine multipathing software should be used to perform I/O load balancing to individual LUNs
D、RDMs should not be used to access raw disks from previous ESX 2.5 or 3.x Hosts
166、A virtual machine is using a Fibre Channel attached Raw Device Mapped (RDM) LUN.
Which of the following applications used with the virtual machine would require the RDM to be in Physical Compatibility Mode (Choose Three)? （一个虚拟机使用裸设备方式映射LUN，以下哪种应用需要虚拟机RDM工作在物理兼容模
式下）
A、Physical Server to Virtual Machine Clustering B、SAN Management Agents C、Storage Array based Replication D、SCSI-target based software E、VMware Snapshots
167、How are new LUNs discovered by an ESX Host? （如何在ESX主机上发现新的LUN）
A、A rescan operation is required every time a new LUN is added （每添加一个新LUN时，要执行重新扫描的操作）
B、A reboot operation is required to detect newly presented LUNs C、ESX Server automatically detects new LUNs as they are presented
D、ESX Server periodically performs a rescan operation to detect any new LUNs
168、An ESX Server is configured to access an iSCSI target using CHAP authentication. What
happens to the access if CHAP is disabled on the ESX Host?
（一个ESX服务器配置了通过chap认证方式连接iSCSI，如果在ESX主机上关闭了CHAP，
将会发生什么情况）
A、Access is unaffected until the ESX Server is restarted B、Access is removed on the next rescan
C、Access is unaffected until either the ESX Server or the iSCSI Array are restarted （在esx或iscsi阵列存储重启之前，访问不会受影响） D、Access is immediately removed
169、Using Hardware iSCSI Initiators with ESX/ESXi hosts allows which of the following tasks to
be offloaded from the VMkernel (Choose Two)? （使用硬件iSCSI启动器的话，以下哪些任务可以不再让Vmkernel来执行）
A、Encapsulation of iSCSI PDUs into TCP/IP packets （将iSCSI PDU封装到TCP/IP包中）
B、Encapsulation of I/O requests into iSCSI Protocol Data Units (PDUs) （将I/O请求封装到iSCSI PDU中）
C、Mapping requests for blocks on the virtual disk to blocks on the appropriate physical device D、Issuing SCSI commands to the virtual disk
170、What is the maximum number of paths allowed in ESX 4.x for an iSCSI LUN? （ESX4.X最大允许多少个iSCSI LUN路径）
A、8 B、4 C、2 D、16
171、What is the default port used by iSCSI in a VMware vSphere environment? （Vmware vSphere环境中默认使用哪个端口连接iscsi）
A、2049 B、3260 C、902 D、443
172、Which of the following components must be modified in order to enable Jumbo Frame
support for the Software iSCSI Initiator (Choose Two)?
（如果在软iSCSI启动器上开启巨型帧支持的话，必须修改以下哪两项）
A、The virtual machine port group B、The iSCSI vmhba
C、The virtual switch （vSwitch） D、The VMkernel port （Vmkernel端口） 173、Which of the following CHAP Authentication mechanisms is available when using Software
iSCSI, but not Hardware iSCSI? Select all that apply.
（下列CHAP认证机制中，哪些是只用于软iSCSI（不适用于硬件iSCSI））
A、Per-Target CHAP B、Per-Subnet CHAP C、Mutual CHAP D、Mutual CHAP
174、Which of the following steps, required for iSCSI software multipathing, must be performed
using the esx cli interface?
（在配置iscsi软件多路径时，以下哪个步骤必须在esx命令行界面中执行）
A、Binding the VMkernel ports to the selected uplinks
B、Configuring Dynamic Discovery for the iSCSI software initiator C、Connecting the VMkernel ports to the virtual switch
D、Connecting the iSCSI software initiator to the VMkernel ports （iSCSI软件启动器连接到Vmkernel端口）
175、The Challenge Handshake Authentication Protocol (CHAP) is used with iSCSI on an ESX
Server to provide which of the following? （CHAP认证是ESX服务器iscsi中哪一项所适用的）
A、Bi-directional Target authentication B、Initiator authentication （启动器认证） C、LUN Group authentication D、Storage Processor authentication
176、Which of the following statements are true about software iSCSI? (Choose Two) （关于软iSCSI的描述，以下哪两项是正确的）
A、It requires a dedicated NIC. B、It is enabled by default.
C、CHAP authentication can be configured. （可以配置CHAP认证） D、SendTargets can be configured. （可以配置SendTargets）
177、In ESX3, which of the following is a valid software iSCSI initiator? （在ESX3中，适用下列那个做为iSCSI启动器）
A、vmhba2 B、vmnic1 C、vmhba32 D、iscsi0
178、Which two discovery options does the vSphere Client offer when setting up the iSCSI
initiator? (Choose two.)
（在设置软iscsi启动器时，vSphere提供哪两个发现选项）
A、adaptive B、non-selective
C、dynamic （静态发现） D、selective
E、static （动态发现） 179、Which of the following is true about use of the delegate user functionality that enables
access to NFS devices using non-root credentials?
（关于使用委派用户功能开启NFS设备使用非根凭据的描述，哪项是正确的）
A、The functionality is not supported with ESX or ESXi 4.x （ESX/ESXi不支持该功能） B、The functionality is experimental in ESX and ESXi 4.x C、The functionality is supported in ESX, but not in ESXi 4.x D、The functionality is fully supported in ESX and ESXi 4.x
180、What is the maximum configurable number of NFS datastores that can be mounted to an
ESX/ESXi 4 Host?
（ESX/ESXi4主机最大可以挂载多少个NFS存储）
A、32 B、64 C、16 D、8
181、Which version of NFS does ESX Server require?
（ESX服务器要求适用哪个版本的NFS）
A、version 3 over UDP B、version 3 over TCP C、version 2 over UDP D、version 2 over TCP
182、An ESX Host gains exclusive access to Virtual Machines created on NFS datastores using? （在NFS存储上，ESX通过什么来实现独立访问虚拟机）
A、Distributed File Locking B、NFS File Locking Protocol C、SCSI Reservations D、a special .lck-XXX lock file 183、Which two statements are true about shared storage capabilities on NFS datastores
supported by ESX Server (Choose Two)? （关于使用NFS作为ESX服务器的共享数据存储时，以下哪两项描述是正确的）
A、You can create Raw Device Mapped (RDM) virtual disks on NFS datastores B、You can use Storage VMotion to move virtual machines between NFS datastores （可以在NFS存储上使用存储vmotion）
C、You can cluster virtual machines using MSCS across ESX Servers using an NFS datastore D、You can use VMware Consolidated Backup with an NFS datastore （可以使用NFS数据存储与VMware进行整合备份）
184、Virtual Disks created on NFS datastores are? （NFS数据存储上创建的虚拟磁盘是什么？）
A、in a format dictated by the NFS Server （是由NFS服务器所决定的格式） B、zeroed thick C、thick D、thin
185、Before configuring NFS on ESX Server, what must be configured? （在ESX服务器上配置完NFS之后，下列哪项是必须做的）
A、a VMkernel port B、the NFS Client service must be enabled in the Security Profile C、the NFS Client must be enabled from the Service Console D、a Service Console port
186、Which parameters are required when creating an NFS-based datastore in ESX Server? （在ESX上创建基于NFS的存储时，需要下列哪个参数）
A、NFS server CHAP, NFS shared folder name, datastore name B、NFS server LUN UUID, NFS shared folder name, datastore name
C、NFS server World Wide Node Name, NFS shared folder name, datastore name D、NFS server hostname, NFS shared folder name, datastore name 187、Which three statements are true about shared storage capabilities on NFS volumes
supported by ESX Server? (Choose three.)
（关于使用NFS作为ESX服务器的共享数据存储时，下列哪三项描述是正确的）
A、You can use VMotion. （可以使用VMotion） B、You can configure ESX Server to boot from NFS mounted volumes. C、You can boot virtual machines stored on NFS mounted volumes.
（可以在NFS卷上启动虚拟机）
D、You can create virtual machines on NFS mounted volumes. （可以在NFS卷上创建虚拟机）
E、You can create VMFS datastore on NFS mounted volumes.
188、What is the maximum Raw Device Mapping (RDM) Size Supported on VMware vSphere 4
Host?
（vSphere4主机最大支持多大的RDM设备）
A、2TB Minus 512B （2T减512B） B、2TB C、512GB
D、You can create virtual machines on NFS mounted volumes.
189、What is the size of the esxconsole.vmdk? （esxconsole.vmdk文件的大小是多少）
A、1200MB B、800MB C、1000MB D、2400MB
E、None of the other alternatives are correct.
190、Swap, var/log and all the other optional partitions are stored where? （swap、var/log和其它所有分区，存放在什么地方）
A、In a Virtual disk called esxconsole-/esxconsole.vmdk B、On a Physical disk called esxconsole-/esxconsole.vmdk C、Physical disk D、Virtual disk
E、In a virtual disk called esxconsole-
191、What is the Maximum VMFS Volume Size? （VMFS卷最大是多少）
A、64TB minus 16K B、64TB C、2TB
D、2TB minus 512B
192、An Administrator has determined that storage performance to a group of virtual machines
is reduced during peak activity. The virtual machines are all located in a VMFS datastore called Production1. Which of the following actions could be taken to improve the storage performance of these virtual machines?
（管理员已经确定，有一组虚拟机的磁盘性能在高峰期时会下降，这些虚拟机都位于名为
Production1的数据存储上，那么才去下列哪条措施可以改善虚拟机的存储性能）
A、Add additional physical storage, expand the underlying volume, then grow the VMFS datastore into The new space
B、Change the storage multipathing policy to Most Recently Used (MRU)
C、Add additional physical storage and add an extent to the VMFS datastore called Production1 D、Add additional physical storage, create a new VMFS datastore called Production2 on the new storage, then migrate a portion of the virtual machines from Production1 to Production2