单选题An administrator is trying to diagnose as to why a new VIO client （vio_client1） cannot see an allocated disk （hdisk4） from a VIO server （VIOS-A）. The client virtual SCSI adapter has a slot ID of 5 and the corresponding VIO server virtual SCSI adapter h

第1题：

Companycom will be using Virtual IO Server to share Ethernet adapters. What can be done to prevent network failure of the client if a Virtual IO Server goes down?（）

• A、Create two virtual adapters on the client， each one from a separate Virtual IO Server
• B、Enable dead gateway detection on the client so that the network traffic can be rerouted
• C、Have a spare network card on standby in the client in case the Virtual IO Server goes down
• D、Create an etherchannel adapter on the client using one Virtual Ethernet adapter from two  separate Virtual IO Servers

第2题：

After rebuilding the list of virtual devices used by the VIO server using the "cfgdev" command， which command would be run to verify that a newly configured virtual SCSI adapter is available？（）

• A、lsdev -virtual
• B、lsdev -Cs scsi
• C、lscfg -vl
• D、lsdev -adapter

第3题：

第4题：

What type of configuration can provide the best availability in a Virtual IO Server environment?（）

• A、Provide multiple paths to all resources through 2 or more Virtual IO Servers
• B、Mirror all disk resources on the Virtual IO Server to present to the client LPAR
• C、Mirror all disk resources on the client LPAR to the shared SCSI on the Virtual IO Server
• D、Trunk multiple Ethernet adapters on the Virtual IO Server to a single Shared Ethernet Adapter （SEA）

第5题：

Companycom has five LPARs, but only one CD drive. How should the CD drive be shared among all the users without system administrator action?（）

• A、Allocate the CD to the VIO Server and NFS export the CD to the user LPARs
• B、Allocate the CD to one of the user LPARs and config the VIO Server to NFS import it
• C、Allocate the CD to the VIO Server and the LPARs will share it as a Virtual SCSI device
• D、Allocate the CD to one of the user LPARs and NFS export it to the remaining user LPARs

第6题：

While using virtualization to share SAN adapters on a server, how does Node Port ID Virtualization (NPIV) differ from Virtual SCSI (vSCSI) related to the use of multipathing software?（）

• A、NPIV and vSCSI both require multipathing in VIO Server only. 
• B、NPIV requires multipathing software on client LPARs, vSCSI requires multipathing software on VIO Server. 
• C、NPIV requires multipathing software on VIO Server, vSCSI requires multipathing software on client LPARs. 
• D、NPIV requires multipathing and MPIO software on VIO Server LPARs, vSCSI requires multipathing software on VIO Server and MPIO on client LPARs.

第7题：

After rebooting one Virtual IO （VIO） server in a redundant environment， the following command output from the client partition shows that the path to the shared disk from the rebooted VIO server remains in a failed state.  Vio_client1# lspath Failed hdisk0 vscsi0 Enabled hdisk0 vscsi1 What must the administrator do to ensure that the path is automatically restored when a VIO server is brought back into service？ （）

• A、 On both VIO servers， modify the inittab making chdev the last command， so that they will start during VIO server reboot.
• B、 On both VIO servers， change the following parameters and reboot each of them in turn    hcheck_interval =60   hcheck_mode=interactive
• C、 On client logical partition， modify the inittab making chdev the last command， so that they will start during client partition reboot.
• D、 On the client logical partition， change the following parameters and reboot the client    hcheck_interval =60   hcheck_mode=interactive

第8题：

Company.com has an EMC disk array and would like to connect it to a Virtual I/O Server on a pSeries p5-520.  How can the EMC device drivers be installed？（）

• A、Use smitty install on the client partitions.
• B、Use padmin command in the VIO Server.
• C、Use the oem_setup_env environment in the VIO Server.
• D、Use cfgmgr to detect/configure the devices within the client AIX partition.

第9题：

Best practices would have no single point of failure between mirrored resources. In setting up virtual, internal boot disks for two client LPARs, how would this be accomplished?（）

• A、Have one VIO server with striped disks for all LPARs
• B、Have one VIO server with mirrored disks for all LPARs
• C、Have two VIO servers with each LPAR accessing both VIO servers
• D、Have two VIO servers with each LPAR accessing a different VIO server

第10题：

What describes the difference between NPIV and vSCSI in the way fibre-channel attached disk and tape are presented when VIO Server is used?（）

• A、NPIV presents Virtual HBA addresses and vendor specific information for disk and tape devices.vSCSI  presents generic disk and tape device interfaces.
• B、NPIV presents generic disk and tape device interfaces on virtual HBA addresses.vSCSI presents HBA  addresses as SCSI with vendor specific information for disk and tape devices.
• C、NPIV presents HBA addresses and vendor specific device information directly to the client partition.vSCSI  presents vendor specific disk information and generic tape device interfaces through VIO server.
• D、NPIV presents virtual HBA addresses with generic device information for SCSI based disk and tape  devices.vSCSI presents vendor specific information for disk and tape device devices attached via SCSI  hardware interfaces.