CSAI网络工程师考试辅导模拟试题

CSAI_(20055)()[e-mail]0731-8662005-80001CSAI()__(1)____(2)____(3)__1__(4)____(5)__1A.B.C.D.2A.B.P-VC.D.3A.B.C.D.4A.PB.C.D.V5A.B.C.PD.VPVPPVPVP1S-1S;(2)S0V1S+1S2S0PVSPVPV1D2B3A4A5D__(6)__CSAI_(20055)()[e-mail]0731-8662005-800026A.B.C.D.6A__(7)____(8)____(9)____(10)__7A.B.C.D.8A.B.C.D.9A.B.C.D.10A.B.C.D.7B8A9C10D__(11)____(12)____(13)____(14)__11A.B./C.D.12A.B.C.D.13A.B.C.D.14A.B.C.D.3CSAI_(20055)()[e-mail]0731-8662005-8000311D12C13A14B__(15)____(16)____(17)____(18)__15A.B.C.D.16A.DFDPDLB.HIPOOOAC.PADD.17A.B.C.D.18A.B.C.D.15B16D17B18A__(19)____(20)____(21)__19A.B.C.D.20A.B.C.D.21A.B.C.D.CSAI19D20C21ACSAI_(20055)()[e-mail]0731-8662005-80004ISO__(22)__IEC__(23)__GB__(24)__IEEE__(25)__22A.B.C.D.23A.B.C.D.24A.B.C.D.25A.B.C.D.CSAI22A23A24B25C8K4SRAM256K32Cache__(26)____(27)____(28)__26A.256B.128C.512D.25527A.32B.64C.18D.1628A.12B.13C.14D.1526(256/8)*(32/4)=32*8=25627256K32256K=21818288K48K=2131326A27C28BEPROM293029A.B.C.D.30A.RAMB.ROMC.CAMD.RAMROMEPROMRAM29C30A0.910000313231A.0.729B.0.9C.0.999D.0.9932A.1.9999B.18000C.9000D.183333CSAI_(20055)()[e-mail]0731-8662005-80005NR1R2RnR=R1R2Rn12n=1+2++nNR1R2RnR=1-1-R11-R21-RnR0.9=1/10000=1*10-4311(10.9)30.999323(1/)*(1/i)=1/*(1+1/2+1/3)=18333i=131C32D3333A.RAID0B.RAID1C.RAID2D.RAID3RAID033A3450%34A.RAID0B.RAID1C.RAID2D.RAID3E.RAID4F.RAID5RAID150%34BRAID3535A.RS-232B.FDDIC.SCSID.ST506CSAI_(20055)()[e-mail]0731-8662005-80006RAIDSCSI35C36,3738;,39;,4036.ASK...37.,;.,.,.38....39....40....,;ATMATMATM25M155M622MGb5354836C37A38C39A40D414243444541A.B.MACC.D.IP42A.B.C.D.43A.B.C.D.44A.B.C.D.45A.B.CSAI_(20055)()[e-mail](LAN)(floodingalgorithm)LANLANLAN(backwardlearning)LANLAN41B42C43A44B45C464748495046A.B.C.IPD.T_PDU47A.B.C.IPD.ATM48A.B.C.D.49A.B.CC.BD.50A.B.C.D.11HostAHostBR1R2R3HostAR1R2R3,HostBIPR2R1HostAHostAR1IPMACR1R2HostAHostBIPRouter1Router2Router3HostAHostB802.3TokebusCSAI_(20055)()[e-mail]0731-8662005-8000846B47C48C49D50ANOS51NOS5253NetWareWindowsNT54WindowsNT5551A.NOSB.NOSshellC.NOSNOSD.NOSNOS52A.NOSB.NOSC.NOSD.NOS53A.B.NetWareC.D.54A.B.C.D.55A.B.C.D.NOSNOS53NetWareNT51D52B53B54C55AIGPIGP5657IGP5859EGPEGP6056A.RIPB.GGPC.BGPD.OSPF57A.B.C.D.58A.B.C.D.URLCSAI_(20055)()[e-mail]PEGPBGP,456A57B58A59A60CLinuxUnixLinux61IPIPDNSNISLinux62FTP#FTPStreamTCPnowaitroot/usr/sbin/tcpdin.ftpd-1-a#FTP63in.ftpd:202.112.207.0/255.255.255.0202.112.207.0FTPLinuxDNS64OrderhostsDNSNIS65DNS61A./etc/local.confB./etc/networkC./etc/hostsD./etc/host.conf62A./etedserviees.confB./etc/'metd.confC./etc/servicesD./etc/host.conf63A./etc/hosts.allowB./etc/hosts.denvC./etc/access.confD./etc/inetd.conf64A./ete/named.confB./etc/host.confC./etc/dns.confD./etc/resolv.conf65A./etc/nis.confB./etc/dns.confC./etc/named.confD./etc/resolv.conflinux/etc/hostsIPwindowslinux1/etc/HOSTNAMElinux.ice.xanet.edu.cnice,xanet.edu.cn2/etc/hosts/etc/networks,,/etc/hosts/etc/networks/etc/hostsDNSip,:#ip127.0.0.1localhostsloopback202.117.1.13(20055)()[e-mail]/etc/networks,ip./etc/hosts3/etc/resolv.confDNS,,./etc/resolv.conf:domain,search,nameserverip.:#/etc/resolv.confdomainxjtu.edu.cnsearchxjtu.edu.cnedu.cnnameserver202.117.0.20nameserver202.117.1.94/etc/host.confDNS/etc/hosts,/etc/host.conf.:#/etc/host.conforderhosts,bind#/etc/hosts,DNSmultion#ipnospoofon#ip61C62B63A64B65DUML-basedtoolsareoftenusedforJ2EE/.NETapplicationanalysisanddesign,bothbecauseUML'sobjectorientationisidealfortheJ2EE/.NETimplementation__(66)__andbecauseoftheexpandingscopeandcomplexityoftoday'senterpriseendeavors.__(67)__theapproachesdivergeatthecoding/implementationphase,acommonsetofanalysisanddesigntechniquesappliestobothJ2EEand.NET.Theuseofavirtualmachine(VM)architectureisalsocommontoJ2EEand.NET.Applicationdevelopmenttools__(68)__intermediate-levelcodeinsteadofplatform-specificbinarycode,whichmeanstheVMinterpretsthatcodeinrealtimeorperformsJust-In-Time(JIT)compilation;theMicrosoftVMalwaysrunsJIT-compiledcode.ThisVM-basedmodelresultsin__(69)__-independentapplicationsandisconducivetothelate-bindingtechniquethat's__(70)__totheOOapproach.66A.blockB.modelC.moduleD.group67A.AlthoughB.HoweverC.ButD.Thus68A.useB.appliesC.produceD.utility69A.platformB.frameworkC.operationD.computer70A.otherB.simplifyC.complexD.criticalJ2EE/.NETUMLJ2EE/.NETUML/J2EE.NETCSAI_(20055)()[e-mail]66B67A68C69A70DDuetoaconstantly__(71)__environment,apoorunderstandingoftheusersneedsandpreferences,aswellasa__(72)__ofwillingnesstomodify__(73)__organizationalstructuresanddecisionmodels,thefulleconomicpotentialofWebInformationSystems(WIS)hasnotbeenrealizedbynow.Thedataobjecttypesofthe__(74)__metamod