hpuxAIX系统考题.docx
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hpuxAIX系统考题.docx
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hpuxAIX系统考题
一、操作系统考题(HP-UX)
1.Whatarethepossiblestepstounmountafilesystem?
A.fuser-ku;umount
B.unmount
C.stop;umount
D.kill;umount
2.Whereisthedefaultrouteentrypresent
A./etc/rc.config.d/netdaemons
B./etc/resolv.conf
C./etc/rc.config.d/route.conf
D./etc/rc.config.d/netconf
3.Howtoassigntheoutputof"date"and"cal"commandstoa
variable?
A.VAR=$(date;cal)
B.VAR=$(date+cal)
C.date>VAR|cal>>VAR
D.VAR=date;cal
4.WhatarethestepstoextendmountedfilesystemhavingOnlineJFS?
A.umount,lvextend,fsadm,mount
B.umount,lvextend,extendfs,mount
C.lvextend,extendfs
D.lvextend,fsadm
5.Whatwouldbethestepstodecreasethesizeofsecondaryswap?
A.swapoff,lvreduce,swapon
B.lvreduce,swapon
C.cannotreduceasecondaryswap
D.commenttheswapentryinfstabfile,reboot,lvreduce,swapon,modifyfstab
6.WhereisalistofthecurrentlyexportedNFS-serverfilesystems?
A./etc/fstab
B./etc/xtab
C./etc/exports
D./etc/nfstab
7.WhichprotocolprovidesaMACaddressforagivenIPaddress?
A.ARP
B.RARP
C.RIP
D.AMP
8.Howtheoutputresultcodeofascriptcanbedisplayed?
A.$?
B.?
$
C.$e
D.$*
9.HowaDNSservercanbealsoconfiguredasaclient?
A.modify/etc/rc.config.d/namesvrs
B.modify/etc/named.boot
C.no,itcannotbeconfigured
D.modify/etc/resolv.conf
10.Inwhatformatpatchesaredistributed?
A.arc
B.shar
C.gzip
D.pat
11.Whichsyntaxofthe.rhostsand/orhosts.equivfilesisincorrect?
A.-john
B.+john
C.john,bob,-jeff
D.hpbox
john
12.AfilesystemisNFSexportedas"/home-rw=hp1:
hp2,root=hp1"
A.usersonhp1systemhavereadandwriteaccess
B.userhp1hasreadandwriteaccess
C.rootonhp1systemhasreadandwriteaccess
D.userhp1becomesroot
13.WhatisthedefaultrunlevelforHP-UX11i?
A.1
B.2
C.3
D.4
14.WhichoneisNOTanameresolutionservice?
A./etc/resolv
B.NIS
C.DNS
D./etc/hosts
15.Foreachdevicefileinthe"/dev"subdirectory,the"majornumber"identifiesthe:
A.priorityorderforaccessingthedevice.
B.devicedriverthatshouldbeusedwhenthedeviceisaccessed.
C.classofdevice,forexample,"diskdevice","tapedevice","ttydevice",etc.
D.devicefiletobeusedforcommunication.
16.UndertheKornandPosixshells,howdoyoupullbackyourpreviouscommands?
A.Escapep
B.Escapek
C.Escapeh
D.EscapeEscape
17.Whatcommandisusedtodisplayinfoaboutdevicefile,besidesioscancommand?
A.devdisplay
B.lssf
C.dfinfo
D.lsdev
18.Whenioscanshowsthedevicesbuttheirdevicefilesaremissing,howtoinstallthese
devicefileswithoutareboot?
A.mkdf-e
B.dfcreate-a
C.insf-e
D.insf–A
19.Whatisthedefinitionofasocket?
A.acombinationofanIPaddressandMACaddress
B.acombinationoftwoports
C.acombinationofanIPaddressandhostname
D.acombinationofanIPaddressandportnumber
20.WhichstatementisNOTtrueaboutNFS?
A.NFSservercanbeNFSclientatthesametime
B.NFSservercanbeNISserveratthesametime
C.NFSmountedtapecanbeusedforapatchdepot
D.NFScommunicationbetweenclientandservertakesplacethroughRPCs
21.Whatcommandisusedtodisplaythecurrentgroupid?
A.grpid
B.groupid
C.grepid
D.id
22.Whatthedevicefileiswhentheioscanoutputshowsh/wpath0/0/0/2.5.0andits
controllercardinstancenumberis0?
A./dev/rmt/c2t5d0
B./dev/dsk/c2.5.0
C./dev/dsk/c0t5d0
D./dev/rmt/c0t5d0
23.WhattaskcanNOTbeperformedbythelanadmincommand?
A.resetanetworkadapter
B.displayroutes
C.changetheMTU
D.displaysimplenetworkerrors
24.AtwhatrunleveltheNFSscriptsstart?
A.nfs.serveratrun-level3,nfs.coreandnfs.clientatrun-level2
B.nfs.coreatrun-level2,nfs.clientandnfs.serveratrun-level3
C.nfs.core,nfs.client,nfs.serverstartatrun-level2
D.nfs.core,nfs.client,nfs.serverstartatrun-level3
25.Howtosendstdoutandstderrtothesamefile?
A.catfile1file2>file32>>file3
B.catfile1file22&>1file3
C.catfile1file2file32>&1
D.catfile1file21>&2file3
26.WhatcommandisusedtoviewastatusofNTP?
A.ntpq
B.ntpdisplay
C.ntpstat
D.ntp
27.Whichoneiscorrectdevicefileforthetapedevicewithscsiid5,controllercardinstance
2,compressionmodeandnorewind?
A./dev/dsk/c2t5d0BESTn
B./dev/rmt/c2t5d0BESTrn
C./dev/rmt/5mn
D./dev/rmt/c2t5d0BESTn
28.Consideradirectorywith6files:
f1.a,f11.c,f12.b,f22.a,f33.ac,f2.a.
Weusethecommandlsf[1-9]?
.[a-c]andthefilesdisplayedare:
A.f11.c,f12.b,f33.ac,andf22.a
B.f11.candf12.b
C.f11.c,f12.b,andf22.a
D.f1.a,f11.c,andf12.b
29.Youarecurrentlyinthe/stand/builddirectorybuildinganewstatickernelforanHP-UX
11.00/11iv1system.Youhavecompletedallthetaskstobuildthekernel.Whichtasks,in
whichorder,mustbeperformedtomakethenewkerneltherunningkernelandalsopreserve
theoldkernel?
1).shutdown-ry0
2).mv/stand/system/stand/system.prev;mvsystem/stand/system
3).kmupdate
4).mv/stand/vmunix/stand/vmunix.prev;mvvmunix_test/stand/vmunix
A.step3,step1
B.step2,step3,step1
C.step3,step4,step1
D.step4,step1
30.Whatarequotesusedfor?
A.redirectcommandoutput
B.comments
C.additionalinformation
D.varibleassignment
31.Whatthekmupdatecommandisusedfor?
A.tosynchronizedifferentkernelfiles
B.tomodifykernel
C.toupdatekernelmemory
D.tomovevmunix_testto/standdirectory
32.Howtoproperlyshutdownasystem?
A.reboot-h
B.shutdown-0
C.init0
D.shutdown–h
33.Whatisthedefaultfilesumask?
A.rwxrwxrwx
B.rw-rw-rw
C.rw-rw-r--
D.rw-r--r—
34.WhichutilitydoesnotbelongtoBerkeleyservices?
A.remsh
B.rwho
C.ruptime
D.rsh
35.Howtosearchthecontentofafilebypassingaspecificpattern?
A.grep-v
B.find/^?
C.grep-r
D.find/""
36.WhichcommandisusedtosynchronizetimewithanotherNTPsystem?
A.ntpq
B.ntpstat
C.ntpsync
D.ntpdate
37.Adeviceswapareais
A.adedicatedpartitionofdiskspaceusedbymemorymanagerandafilesystem
B.adedicatedpartitionofdiskspaceonthebootdiskusedbymemorymanagerexclusively
C.adedicatedpartitionofdiskspaceusedbymemorymanagerexclusively
D.alogicalvolumeonthebootdisksetupatinstalltime
38.WhichofthefollowingcommandswillreconfiguretheDNSnameserverdaemon
(named)?
A./sbin/init.d/namedreconfig
B.sig_namedrestart
C.dns–q
Dnamedrestart
39.Afteryouhavecreateda/dev/vg01directory,whatcommandisusedtocreateagroupfile?
A.mknod
B.mkgroup
C.mksf
D.mkgrp
40.Wherearethemostsystemlogfileslocated?
A./var/adm
B./tmp
C./var/logs
D./opt/adm
41.WhichoneofthefollowingwoulddisplaythePWDvariable?
A.echo$(PWD)
B.echo${PWD}
C.echo$PWD
D.echo'$PWD'
42.Whatistheorderofcodeexecutionwhichbringsyoursystemuptotheloadingofthe
kernel?
A.ISL,PDC,hpux,/stand/vmunix
B.PDC,ISL.HPUX,/stand/vmunix
C.PDC,ISL,hp-ux./stand/vmunix
D.ISL,HPUX./stand/vmunix,PDC
43.Whatcommandisusedtolistbootabledisks?
A.lvlnboot-v
B.strings/etc/lvmtab
C.vgdisplay-v
D.diskinfo–v
44.Whatarethemajorpointsyoushouldconsiderwhenselectingdeviceswapareas?
A.deviceswapareasshouldbeondifferentphysicalvolumesandshouldbethesamesize
B.deviceswapareasshouldbeindifferentlogicalvolumesonthesamediskandshouldbe
thesamesize
C.deviceswapareasshouldbeindifferentlogicalvolumesandinthetop2GBofthedisk
D.deviceswapareasshouldbeondifferentphysicalvolumes,butallinvg00
45.Whatpvcreatecommandcanbeusedfor?
A.createPVRAandVGRA
B.createabootstraparea
C.hardpartitionadisk
D.low-levelformat
46.WhichofthefollowingisNOTalegalPosixshellloopconstruct?
A.dountildone
B.whiledodone
C.untildodone
D.fordodone
47.Agivenipaddress192.7.7.0canbebrokenintofoursubnetworks.Whichnetmaskneeds
tobeusedhere?
A.255.255.255.128
B.255.255.255.0
C.255.255.192.255
D.255.255.255.192
48.WhatisusedtoinstallsoftwareonHP-UXsystems?
A.SoftwareInstaller
B.SoftwareManager
C.SoftwareDistributor
D.SoftwareAdministrator
49.Whichfileisusedbyhosts_to_namedcommandtocreateDNSdatafiles?
A.named.data
B.named.boot
C.param
D.dns.conf
50.WhatisthenetworkandbroadcastaddressesofahostthathasanIPaddress17.10.128.7
withanetmask255.255.128.0?
A.network17.10.128.0andbroadcast17.10.159.255
B.network17.10.255.0andbroadcast17.10.255.255
C.network17.10.128.0andbroadcast17.10.255.255
D.network17.10.255.0andbroadcast17.10.159.255
51.ThedefaultpromptforCShellis:
A.$
B.#
C.%
D.>
52.Thefollowingoutputisfromthe"ls–l"command:
-rw-rw-rw-2userusers4096Jun1317:
31test1
Fromaboveinformation,whichoneofthefollowingisTRUE?
A.test1isasymboliclink
B.test1isadirectory.
C.Thesizeoftest1is4096KB
D.test1has2links.
53.Whichcommandcancreateasymboliclinkforafile?
A.vi
B.alias
C.ln
D.fork
54.Whichcommanddisplayotherusersloggedontothesystem?
A.which
B.who
C.pwd
D.date
55.Ashelluserinterfacehaswhichoffollowingfeatures?
A.Commandaliasing
B.Filenamecompletion
C.Commandhistorymechanism
D.Allofabove
56.OnaUnixSystem,whichofthefollowingisNOTaccessedbyOperatingSystem?
A.CPU
B.Memory
C.Network
D.Noneofabove
57.―vi‖editorisNOT:
A.Ascreen-orientedtexteditor
B.IncludingwithmostUNIXsystemdistributions
C.Commanddriven
D.graphicaluserinterfacetexteditor
58.WideAre
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