Which of the following options are valid choices for cluster communication security？（）

单项选择题A customer synchronizes the cluster in a virtualized environment. During the process the following warning isdisplayed： For nodes with a single Network Interface Card per logical network configured， it is recommended to includethe file ’ usr es sbin cluster netmon.cf’ with a pingable IP address as described in the PowerHA PlanningGuide . What should the customer do next？（）

A.Ignore the warning as synchronization completed successfully.
B.Populate the /usr/es/sbin/cluster/netmon.cf file with one or many IP addresses external to the cluster.
C.Create another virtual adapter on each node and set-up PowerHA networking in a more traditional fashion
D.Populate the /usr/es/sbin/cluster/netmon.cf file with any of the boot IP addresses on one of the othercluster nodes

单项选择题Anadministratorwillusethediscoveryprocesstocaptureinformationaboutcommonclusterstorage.Whichofthefollowingcommandsshouldtheadministratorrunoneachparticipatingnodeagainsttheshareddiskhdisk3toensurethatthisdiskissuccessfullyidentifiedbythediscoveryprocess？（）

A.chpv -ay hdisk3
B.cfgmgr -l hdisk3
C.chdev l hdisk3 a pv=yes
D.chdev l hdisk3 a reserve_policy=no_reserve

单项选择题WhichofthefollowingcommandswillallowanadministratortodetermineiftheIBMRSCTpre-requisitecomponentsforclusteringareinstalledatthecorrectversion？（）

A.lppchk -v rsct.bundle
B.lslpp -l bos.rsct.rte
C.lslpp -l rsct.basic.rte
D.lppchk -v cluster.es.server.rte

单项选择题An administrator is configuring cross-site LVM and wants to ensure that logical volume copies are always onseparate disks. When creating a new logical volume， how could the administrator ensure that this requirement is achieved？（）

A.Set the allocation policy to strict
B.Set the allocation policy to superstrict
C.Set the Maximum Number of Physical Volumes to 2
D.Set the Number of Copies for each logical partition to 2

单项选择题Whichofthefollowingcommandswilldisplaytheactiveheartbeatsensitivityofnetworkinterfacemodules（NIMs）？（）

A.cllsnim a
B.lssrc -ls grpsvcs
C.lssrc ls topsvcs
D.cllstopsvcs -G -t dhb