IBM000104C.docx
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IBM000104C.docx
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IBM000104C
ExamC
QUESTION1
WhichsmitfastpathshouldbeusedtoconfigureLinkAggregationonaserver?
在服务器上配置链路聚合时,哪个smitfastpath将被使用?
A.tcpipB.linkAggC.failoverD.etherchannelAnswer:
D
QUESTION2
WhatistheprocessforcreatinganNFSmountbetweentwoserversinthesamenetworkzone?
过程是什么,去创建一个NFS挂载,在同一个网络区域的两个服务器之间?
A.Exportthedesiredfilesysteminthe/etc/nfsfile,run'exportfs-a',createamountdirectoryonthedesiredserver,andmounttheNFSfilesystem.
B.Run'exportfs-a',exportthedesiredfilesysteminthe/etc/nfsfile,createamountdirectoryonthedesiredserver,andmounttheNFSfilesystem.
C.Exportthedesiredfilesysteminthe/etc/exportsfile,run'exportfs-a',createamountdirectoryonthedesiredserver,andmounttheNFSfilesystem.
D.Run'exportfs-u',exportthedesiredfilesysteminthe/etc/exportsfile,createamountdirectoryonthedesiredserver,andmounttheNFSfilesystem.
Answer:
C在/etc/exports文件中导出所需的文件系统,运行'exportfs-a',在所需服务器上创建一个挂载目录,并挂载NFS文件系统。
QUESTION3
WhatisthecorrectcommandforcreatinganewuserIDauthenticatedwithLDAP?
什么是正确的命令,去创建一个新的用户ID并能通过LDAP验证?
A.mkuser-RLDAP
B.mkuser-LLDAP
C.mkuser-authLDAP
D.mkuser-aauth1=LDAPAnswer:
A
QUESTION4
Whichcommandwillcreateagroupcalled'delivery'andsettheadministratorsto'john'and'mary'?
哪个命令将创建一个名为'delivery'组,并设置'约翰'和'玛丽'为超级管理员?
A.mkgroup-A=john,marydelivery
B.groupadd-A=john,marydelivery
C.mkgroupadms=john,marydelivery
D.groupaddadms=john,marydeliveryAnswer:
C
QUESTION5
Whichcommandwillconfigureadirectory/commonfilessothatausercannotdeletefilesownedbyotherusersinthesamegroup?
哪个命令将配置/commonfiles目录,以便一个用户不能删除在同一组中的其他用户拥有的文件?
A.chmod+S/commonfiles
B.chmod4775/commonfiles
C.chmod1777/commonfiles
D.chmod-orgx/commonfilesAnswer:
C
QUESTION6
Whichcommanddisplaysthecontentsofthe/var/adm/wtmpfile?
哪个命令可以显示/var/adm/wtmp文件的内容?
A.view
B.strings
C./usr/sbin/viwtmp
D./usr/sbin/acct/fwtmpAnswer:
D
QUESTION7
Duringanattemptto'scp'betweentwohosts,anerrorindicatingPRNGisnotseededisdisplayed.Whatis
thelikelycauseoftheerror?
在两台主机之间的企图进行'SCP'时,一个指示PRNG没有被播种的错误被显示出来。
什么是错误最可能原因?
A.Thesshduseridislocked.
B.The/var/emptydirectoryneedstobecreated.
C.PRNGissetto'no'inthe/etc/ssh/sshd_configfile.
D.Thepermissionson/dev/randomand/dev/urandomareincorrect.
Answer:
D在/dev/random和/dev/urandom上的权限不正确
QUESTION8
Anadministratorcreateda.envfileinauser'shomedirectorytoconfigureanumberofcustomenvironmentvariablesforalocalapplication.However,aftertheuserlogsoutandthenlogsbackintothesystem,thecustomvariablesarenotbeingset.Whatisthemostlikelyreasonthatthecustom.envfileisbeingignored?
管理员在用户的主目录创建了一个.env文件,来配置一定数量的本地应用程序的自定义环境变量。
然而,当用户注销然后重新登录到系统后,自定义变量没有被设置。
什么是最可能的原因,自定义.env文件被忽视呢?
A.Ashellotherthankshisbeingusedbytheuser.
B.Theline'exportENV=$HOME/.env'ismissingfrom/etc/profile.
C.Theline'exportENV=$HOME/.env'ismissingfromtheuser's.profile.
D.Theenv_profileattributeisnotdefinedfortheuserwithin/etc/security/user.
Answer:
C'exportENV=$HOME/.env'这一行从用户的.profile文件中丢失了。
QUESTION9
Whichsinglecompound'chmod'commandwouldachievethesameresultasthesefourcommands?
哪个单一混合'chmod'命令可以实现和下面四个命令相同的结果?
chmodg-wmydir,chmodo-wmydir,chmodg+xmydir,chmodo+xmydir
A.chmodgo+wmydir
B.chmodgo-wmydir
C.chmodgo-w-xmydir
D.chmodgo-w+xmydirAnswer:
D
QUESTION10
WhichcommandwillenableRBAConaserver?
哪个命令将启用RBAC,在服务器上?
A.setkst-tenable;reboot
B.chrbac-aenable;reboot
C.enableenhanced_RBAC;reboot
D.chdev-lsys0-aenhanced_RBAC='true';rebootAnswer:
D
QUESTION11
WhataretheminimalresourcestoperformaNIMBOSinstall?
执行NIMBOS的安装时什么是最小资源模式?
A.spot,lpp_source
B.mksysb,lpp_source
C.boot,bundle,nim_script
D.aixdisks,spot,lpp_sourceAnswer:
A
QUESTION12
Anadministratoristestingthealt_disk_copycommandandhasclonedtheactiverootvgvolumegroup.Thecopiedvolumegroupisspreadacross2disks.
管理员正在测试alt_disk_copy命令,并已克隆了活动的rootvg卷组。
被复制的卷组分布在2个磁盘上。
#lspv
hdisk000006091aef8b687old_rootvghdisk100076443210a72earootvghdisk20000875f48998649old_rootvg
Whichcommandwillidentifythebootdiskfortheclonedvolumegroup?
哪个命令将确定启动磁盘,对于被克隆的磁盘卷组来说?
A.bootlist-mnormal-o
B.bootlist-malternate-o
C.alt_rootvg_op-q-dhdisk0
D.alt_rootvg_op-b-vold_rootvgAnswer:
C
QUESTION13
WhatarethestepsrequiredtoperformaPreservationinstallonaserver?
什么是要求的步骤,去执行一个在服务器上的保存安装?
A.ShutdowntheserverandbootitintoSMS.
SelectSMSmenuoptionOSUpgrade,Preservationinstallfortheinstalltype,andallowupgradetorun.
B.ShutdowntheserverandperformanetworkbootfromalocalNIMserver.
SelectPreservationinstallfortheinstalltype,andallowupgradetorun.
C.ShutdowntheserverandbootitintoSMS.
SelectSMSmenuoptionOSUpgrade,Preservationinstallfortheinstalltype,andallowforupgradetorun.
D.Re-boottheserverandNFSmountthebosimagesfromalocalNIMserver.Runsmitinstall.
SelectPreservationinstallfortheinstalltype,andallowupgradetorun.
Answer:
A关机并启动到SMS。
选择SMS菜单选项中OS升级,安装类型选择保存安装,并允许升级运行。
QUESTION14
WhichinstallmethodshouldbeusedtorecycleanLPARwithoutretaininganyinformationfromitsoriginalconfiguration?
哪个安装方法将被使用,为了回收一个不保留任何原始配置信息的LPAR?
A.Migration
B.Preservation
C.NewandCompleteOverwrite新的和完全的覆盖
D.AlternatediskinstallationAnswer:
C
QUESTION15
AnapplicationfailstostartafteraTechnologyLevelupgrade.TheapplicationvendorrecommendsthattwofilesetsupgradedaspartofthenewTechnologyLevelberejected.Whatistherecommendedmethodforperformingthistask?
在一个技术水平升级后一个应用程序无法启动。
应用程序供应商建议,作为新的技术水平一部分的被更新的两个文件集被拒绝。
什么是执行这一任务的推荐的方法?
A.Runinstfix-utorejectthefilesets.B.Runinstallp-rtorejectthefilesets.
C.Runinstallp-utouninstallthefilesets.
D.Restorethesystemtopreviousstatefromthesystembackup.从系统系统备份恢复到系统以前的状态
Answer:
D
QUESTION16
Whichcommandmanagesinterimfixesappliedasconcurrentupdates?
哪个命令用于管理临时修订作为并发更新被应用?
A.emgrB.instfixC.installpD.smitconcurrent_updateAnswer:
A
QUESTION17
WhichbestdescribesthemainpurposeofServiceUpdateManagementAssistant(SUMA)?
下面哪个是最好的描述,关于SUMA(服务更新管理助理)的主要目的?
A.SchedulestheinstallAIXAPARsandupdates
B.AutomaticallyinstallsAIXAPARsandupdatesviatheHMC
C.SchedulesandautomatesthedownloadofAIXAPARSandupdates
D.AutomaticallyqueriesexistingmachinesandalertswhenAPARSandupdatesareavailable
Answer:
C安排并自动执行AIXAPAR的下载和更新
QUESTION18
WhatfacilitatestheinstallationofthebasefilesetfortheDataEncryptionStandard(DES)LibraryRoutines?
什么方便了数据加密标准(DES)库例程的基本文件集的安装?
A.FixCentral
B.AIX6.1disc
C.IBMAIXToolbox
D.AIXExpansionPackAnswer:
D
QUESTION19
WhichcommunicationprotocolsarevalidbetweentheNIMmasterandstandaloneclients?
哪些通信协议是有效的,在NIM主控机和独立的客户机之间?
A.shellandldap
B.shellandnimsh
C.shellandkerberos
D.shell,nimshandldapAnswer:
B
QUESTION20
ForNIMtoinstallclientmachineslocatedinanon-adjacentnetwork,whichroutingmustbedefined?
为了把NIM安装在不相邻的网络的本地客户机上,哪个路由必须被定义?
A.Boot/installserverswillberequiredoneachintermediatenetwork.
B.Whenaninstallisinitiatedbytheclient,routingisonlyrequiredfromtheLPARbacktotheNIMmaster.
C.WhenaninstallisinitiatedbytheNIMmaster,routingisonlyrequiredfromtheNIMmastertotheclient.
D.AppropriatenetworkNIMresourcesneedtobedefinedtotheNIMmastertoallowroutinginbothdirections.
Answer:
D相应网络的NIM资源需要被定义到NIM主机上去允许路由在两个方向上。
QUESTION21
WhichisasupportedmethodtoupgradefirmwareonanIBMPowerSystems570?
哪个是一种支持的方法,去更新IBMPowerSystems570的固件?
A.Usethe/usr/sbin/invscoutAIXcommand.
B.Usethe'Updates'panelonthemanagingHMC.使用'更新'的管理HMC的面板
C.Bootthe570usinganIBM-providedmicrocodeCD.
D.Usethe/usr/lpp/diagnostics/bin/update_flashAIXcommand.Answer:
B
QUESTION22
WhatistheimplicationofusingDeferredversusConcurrentfirmwareupdates?
使用延迟固件更新和并发固件更新(分别)意味着什么呢?
A.Deferredfirmwareupdatesrequireareboottobeapplied,whileconcurrentupdatesdonot.
B.DeferredfirmwareupdatesrequireafullpowerIPLtobeappliedwhileconcurrentupdatesdonot.
C.ConcurrentfirmwareupdatesrequireallLPARstobequiescedandshutdownpriortoinitiatingthe
update,whiledeferredupdatesdonot.
D.Concurrentfirmwareupdatescanbeappliedtomultiplemanagedsystemsinparallel,whiledeferredupdatesmustbeappliedsequentially.
Answer:
B延迟固件更新需要全动力IPL被应用,而并发更新不会。
QUESTION23
Whilereducingafilesystem,anadministratorreceivesthefollowingerrormessage:
在精简一个文件系统时,管理员收到了下面的错误信息:
root@aixserver:
/home/root#df-k/var
Filesystem1024-blocksFree%UsedIused%IusedMountedon/dev/hd9var3538944268625625%14370
3%/var
root@aixserver:
/home/root#chfs-asize=-512M/var
chfs:
Thereisnotenoughfreespacetoshrinkthefilesystem.Whatisthemostlikelycauseoftheproblem?
没有足够的可用空间来缩小文件系统。
什么是问题的最可能的原因?
A.Thejfs2logiscorrupt.
B.Thebos.rte.filesystemfilesetisbroken.
C.Thefilesystemcannotbereducedbyamultipleof512megabytes.
D.Thedfcommanddoesnotreflectfragmentationorthesizeofthemetadata.
Answer:
Ddf命令并不反映碎片或元数据的大小。
QUESTION24
WhichpresentstheheirarchicalrelationshipbetweenLVMentities?
哪个介绍了LVM的实体之间的heirarchical关系?
A.VolumeGroup>Physica
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