000223V408000104代替Word下载.docx

000223V408000104代替Word下载.docx

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B

2.Anadministratorneedstobeabletolistthenumberandsizeofbackupsetsonatape.Whichofthefollowingproceduresaccomplishthis?

A.Usethetcopy/dev/rmtO.luntilanend-of-tapeerrornotificationisreceived.

B.Usethecpio-idmv<

/dev/rmtO.luntilanend-of-tapeerrornotificationisreceived.

C.Usethetar-tvf/dev/rmtO.lrepeatedlyuntilanend-of-tapeerrornotificationisreceived.

D.Usetheddif=/dev/rmt0.1bs=128kcount=EOTuntilanend-of-tapeerrornotificationisreceived.

A

3.Anadministratorneedstochangeasystem'

srunlevelfromlevel2tolevel3.Whatistheappropriatemethodtoaccomplishthis?

A.Usetherebootcommand.

B.Editthe/etc/rebootfileandrebootthesystem.

C.Edit/etc/.init.statefileandrebootthesystem.

D.Usethetelinitcommand.

D

4.UnderwhichofthefollowingcircumstancesmustaJFSfilesystembeusedinsteadofaJFS2filesystem?

A.filesystemwillcontain100GBfiles

B.filesystemresidesona32-bitsystem

C.filesystemcontainsalargenumberofsmallfiles

D.filesystemcompressionisrequired

5.AnadministratorreceivedacallfromauserwhosePCcrashedwhileusingvitoeditafile.Theuserwantstheeditedfileback.Whereshouldtheadministratorlookforthefile?

A./tmp

B./var/preserve

C./var/tmp/$USER

D.$HOME/.vi

6.Anadministratorrunsmktcpipaixhost172.168.0.50enOtochangethenetworkaddress,butthecommandhangsforanextendedperiodoftime.Whichofthefollowingisthemostlikelycauseoftheproblem?

A.entOisinadefinedstate

B.enOiscurrentlyactive

C.Thereisnophysicalnetworkadapteronthesystem

D.Theaddress172.168.0.50isinusebyanothersystem

7.WhichofthefollowingcommandsrestartsaTCP/IPsubsystemthatprovidesnetworkservices?

A.refresh-sinetd

B.refresh-stcpip

C./etc/rc.tcpipefresh

D.refresh-ginetd

8.Howcanadirectorybeexcludedfromamksysbbackup?

A.Putanentryinthe/etc/exclude.rootvgfile.

B.Putanentryinthe/etc/mksysb.excludefile.

C.Removethedirectory'

sentryfromthemksysb/image.datafile.

D.Removethedirectory'

sentryfromthe/var/adm/ras/bosinst.datafile.

9.HowwouldanAIXadministratorfindinformationregardingsmitmenudefinitions?

A.UseODMcommands

B.Inthe/smit.logfile

C.Inthe/etc/environmentfile

D.Inthe/usr/lib/smit/menu.cfgfile

10.AnadministratoridentifiedaproblemwithanAIXcommandandimplementedawork-around.AcallwasmadetoIBMSupporttoreporttheproblem.Whatseveritylevelshouldtheadministratorchoose?

A.Crit-Sit

B.Severity1

C.Severity2

D.Severity3

11.Anadministratorneedstoreplaceafailedinternaldiskinamirroredrootvg.Whichofthefollowingisoneofthestepsthatmustbefollowed?

A.Deallocaterootvgmirror

B.Usehotreplacemanager

C.Breakrootvgmirror

D.DeallocateLPsfromfaileddisk

C

12.Duringreboot,thesystemhangswithanLED0554messagethatmeans,"

Thebootdevicecouldnotbeopenedorareadfailed."

Whichofthefollowingrecoveryproceduresshouldbetaken?

A.Bootinmaintenancemodeandusefscktocheckhd5.

B.Bootinmaintenancemode,accesstherootvgandcheckthe/etc/inittabforcorruption.

C.Bootinmaintenancemode,accesstherootvgandrebuildthebootimageusingthebosbootcommand.

D.Bootinmaintenancemode,andresettherootpassword.

13.AnadministratorplanstoattachanIBMDS6000andneedstoknowifthefibrechanneladapterisatthelatestfirmwarelevel.Whichofthefollowingisthefastestwayfortheadministratortodeterminethelatestsupportedmicrocodelevel?

A.CallTechline

B.ValidateviaDS6000menu

C.AccessIBMStorageWebsite

D.ContacttheIBMBusinessPartner

14.Whichdiskconfigurationprovidesthefastestwriteperformancewithfaulttolerance?

A.RAID0

B.RAID6

C.RAID5

D.RAID1+0

15.Followingasystemboot,thedisplayindicatesthatpreviouslydetectedhardwareismissing.Whichofthefollowingcommandswouldidentifythemissinghardware?

A.diag

B.Iscfg

C.cfgmgr

D.Isslot

16.Howcanasystemadministratordetermineifasystemisrunningin32-bitor64-bitmode?

A.UsetheIs-altoseeif/unixislinkedto/usr/lib/boot/unix_64

B.Checkthe/etc/inittabtoseeifthereisaload64bitentry

C.Use'

prtconf-c1toseeifthesystemis64-bitenabled

D.UsetheIslppcommandtoseeifthebos.mp64filesetisinstalled

17.Whichofthefollowingcommandswouldasystemadministratorruntovalidate/etc/tunables/nextbootaftermanuallyediting?

A.ksh-nnextboot

B.tunsave-a-fnextboot

C.tuncheck-r-fnextboot

D.tunsavenextboot

18.Whichofthefollowingdiskprotectionmethodswouldbeusedtoprovidethemaximumamountofdataavailability?

B.RAID1

C.RAID3

D.RAID5

19.Auseriscomplainingthattheyranoutofpagingspace.Whichofthefollowingwilladdressthisandprovidebestperformance?

A.Expandthedefaultpagingspacetothelargestpossiblesize

B.Createanewlargerpagingspace

C.Createadditionalpagingspacesofequalsizeondifferentdisks

D.Rebootsystem

20.Giventhefollowingscripts,whatoutputwouldbegenerated?

/usr/local/bin/scriptl

#!

/usr/bin/ksh

VARl=red

exportVARl=green

VARl=blue

/usr/local/bin/script2

VARl=yellow

/bin/ksh

echo"

Theskyis${VAR1}."

A.Theskyisred.

B.Theskyisblue.

C.Theskyisgreen.

D.Theskyisyellow.

21.Whichofthefollowingcommandswillncreasethecontiguousfreespaceofafilesystemwithouthavingtoaddadditionalpartitions?

A.chfs

B.fsck

C.chlv

D.defragfs

22.Whatisthemostlikelyproblemwiththisscript?

VAR=1

（（VAR=$VAR+1））

while[$VAR-It10]

do

echo$VAR

done

A.#!

/bin/kshlineismissing

B.VariablenameVARisnotproperlyinitialized

C.Loopvariableisnotincrementedinsidetheloop

D.Replacebracketswithbraces

23.AproductionsystemneedstobeupgradedfromAIXV5.2toAIXV5.3.Allsystemlogsandusersneedtobesaved.Whichinstallationmethodwillaccomplishtheupgrade?

A.UpdateInstallation

B.MigrationInstallation

C.PreservationInstallation

D.MirrorrootvgpriortoaPreservationInstallation

24.Anadministratorisataremotedatacenterassistingacolleaguewhoisreplacingabadfibrechanneladapter.Whichcommandcanbeusedtomanageahotplugslotwithoutpoweringofforrebootingtheserver?

A.drslot

B.Isslot

C.Isattr

D.prtconf

25.AnadministratorhasreceivedanupdateCDwiththelatesttechnologylevelforAIX5.3.ThecurrentoperatingsystemleveloftheseverisatbaseAIX5.3.Whatactionneedstobetakentoapplythenewtechnologyleveltotheserver?

A.Runsmitupdate_all

B.Runsmitinstall_all

C.Bootfromtheinstallationmedia

D.Runtheupdate_allcommandfromthemountedCD

26.Anadministratorhasreceivedcomplaintsfromusersthatanapplicationisnotavailablewhileotherapplicationsrun.ThisapplicationresidesonanNFSmountedfilesystem.Whichofthefollowingcommandsshouldberunasareasonablefirststeptohandlethisproblem?

A.df

B.showmount

C.exportfs

D.refresh-gnfs

27.ToloadthebaseoperatingsystemonamachineusingNIM,whataretheminimumNIMresourcesthatmustbedefinedfortheinstallationtosucceed?

A.Amksysbresource,aSPOTresource,andanlpp_sourceresource

B.ASPOTresource,anlpp_sourceresource,andamachinedefinition

C.Anlpp_sourceresource,amksysbresource,andamachinedefinition

D.ASPOTresource,anlpp_sourceresource,abosinst_dataresource,andamachinedefinition

28.Anadministratornoticesthe/filesystemis98%full.Whichofthefollowingfilescommonlygrowrapidly?

A./var/adm/wtmp

B./etc/security/failedlogin

C./smit.script

D./proc

29.WhichactionchangesthedefaulteditorforALLusersonthesystemfromvitoedit?

A.Issuethecommand:

exportEDITOR=/usr/bin/editediteachuser.profiletochangetheEDITORvalueto/usr/bin/edit

B.Modify/.profileandchangetheEDITORvariableto/usr/bin/edit

C.Modify/etc/environmentandaddEDITOR=/usr/bin/editexportEDITOR

D.Modify/etc/security/defaultsandchangetheEDITORvalueto/usr/bin/edit

30.ASystempcustomerisplanningtoimplementvirtualizationandisconcernedabouthowtorespondtoanincreasedworkloadandwhatlimitationsthereareforverysmallworkloads.WhichofthefollowingdescribestheminimumsizeforanLPARandtheminimumamountthatcanbetransferredfromonLPARtoanother?

A.Smallestpartition10%ofallavailableprocessors,assmallas1%ofallavailableprocessorsmaybetransferred.

B.Smallestpartition10%ofaprocessor,assmall1%ofaprocessormaybetransferred.

C.Smallestpartitiononeprocessor,assmall1%ofaprocessormaybetransferred.

D.Smallestpartitiononecore,assmall10%ofaprocessormaybetransferred.

31.AnadministratorhasaserverthatmustbeupgradedfromAIX5.2toAIX5.3.Theadministratoralsoneedstousethe64-bitkernelwithJFS2files