2024年CompTIA認證筆試歷年真題薈萃含答案

2024年CompTIA認證筆試歷年真題薈萃含答案（圖片大小可自由調整）答案解析附后卷I一.參考題庫(共25題)1.Whenreplacingalaptop’sharddrive,whichofthefollowingmayneedtobeupdated?（）A、TheCDdriveB、ThenetworkdriversC、ThesystemOSD、ThesystemBIOS2.構建系統(tǒng)時，以下哪項是確保穩(wěn)定性的最佳方式？（）A、服務器構建一覽表B、服務器基線工具C、架構圖D、硬件兼容性列表3.Whichofthefollowingisusedtoserveasanemergencybackuplinetotroubleshootabroadbandconnectiononmanyrouters?（）A、DSLB、POTSC、VDSLD、Smartjack4.WhichofthefollowingcommandsshouldMike,atechnician,usetodisplaytheavailableswitchesofacommandlineutility?（）A、DIR/SB、MSINFOC、ATTRIB-HD、HELP5.The（）expansionslotprovidesfastervideoperformance.A、ISAB、AGPC、EISAD、PCI6.WhichofthefollowingconnectortypesdoesCAT5erequiretoconnectitfromaPCtoaswitchorrouter?（）A、RJ-45B、RJ-11C、BNCD、LC7.A?technician?at?a?small?business?goes?into?the?server?room?to?perform?maintenance?on?a?serverand?notices?it?is?very?hot?and?audible?alarms?are?going?off.?The?technician?is?unsure?of?how?toremedy?the?situation.?Which?of?the?following?should?the?technician?do？（）A、Turn?off?all?the?equipment?in?the?server?closetB、Install?a?fan?in?the?server?closetC、Turn?off?the?power?to?the?server?closetD、Follow?escalation?procedures?for?emergencies8.Whichofthefollowingerrorsarecausedbyleavingafloppydiskinthedrivewhenacomputerispoweredon?（）A、RandombluescreenerrorB、InaccessiblebootdriveC、MissingNTLDRD、Invalidbootdisk9.Whichofthefollowingdescribesanareawherecommunicationsequipmentisstored?（）A、HVACB、MDFC、110blockD、Demarc10.A?technician?needs?to?install?the?first?SCSI?controller?in?an?application?server.?The?SCSI?card?is?factory-configured?with?a?SCSI?ID?of?1.?Which?SCSI?ID?should?the?technician?configure?the?card?before?installation？（）A、?0B、?1C、?4D、?711.WhichofthefollowingcommandsshouldJill,atechnician,usetotestacomputer’sNICforfunctionality?（）A、pingnetB、pingipconfigC、pinglocalhostD、ping12.Which?of?the?following?would?be?the?maximum?number?of?devices?in?a?single?chain?that?USB?technology?will?allow？（）A、98B、127C、254D、12013.WhichofthefollowingexpansioncardscanbeinstalledintoanAGPslot?（）A、ModemB、NetworkC、VideoD、RAID14.ForanenterprisetouseoneofthereservedprivateIPaddressranges,asbestpracticetheyshouldcoordinatewith:（）A、theirlegaldepartmentB、IANAC、IEEED、theirITdepartment15.Thereisapoweroutageandallserversareshutdownproperlybytheuninterruptiblepowersupply(UPS)software.Whenoneoftheserversstartsupitdisplaysalogicaldrivefailederror.Thisserverhastwoprocessors,16GBofmemory,andaRAID5arraywith10drives. WhichofthefollowingistheMOSTlikelycause?（）A、AfailedRAIDcontrollerB、TwofailedprocessorsC、TwofailedsticksofmemoryD、Twofaileddrives16.A?new?computer?is?displaying?the?wrong?amount?of?memory.?Which?of?the?following?may?be?the?cause？（）A、The?module?is?installed?backwards.B、A?USB?device?is?using?some?memory.C、An?onboard?video?card?is?using?some?memory.D、The?CPU?is?using?some?memory.17.AWindows7userhasdocumentsspreadthroughoutmultipleharddrivesandwishestoorganizeandsearchtheminonepanel.Whichofthefollowingfeaturesshouldtheybeshown?（）A、WindowsExplorerB、MydocumentsC、WindowsDesktopSearch4.0D、Libraries18.A?user?wants?to?upgrade?to?Windows?2000.?Which?of?the?following?WINNT32?command?switches?can?be?run?to?determine?whether?the?users?computer?and?software?is?compatible?with?the?new?operating?system？（）A、CMDCOMSB、CHECKUPGRADEONLYC、COPYSOURCED、DUPREPARE19.Which?of?the?following?hard?drive?busses?will?provide?the?FASTEST?speed？（）A、SASB、SATAC、PATAD、EIDE20.Which?of?the?following?standard?symbols?signifies?that?a?packaged?item?was?produced?using?hazardous?materials?industry?guidelines？（）A、Energy?StarB、Energy?Star?2.0C、PCI-ED、RoHS21.Whichofthefollowingisthefullrangeofaddressblock192.16876.0/23?（）A、-55B、-55C、-3D、-192.168.78022.Whichofthefollowingmemorytypesisuniqueinthatitgeneratessomuchheatitrequiresthatthememorymodulesarecoveredinheatsinks?（）A、RAMBUSB、DDR3C、DDRD、SDRAM23.WhichofthefollowingshouldbeusedtotestaninternalNICwithouthavingtoconnectittothenetwork?（）A、LoopbackcableB、CrossovercableC、RollovercableD、Straightcable24.An?administrator?is?adding?additional?memory?into?a?server?that?registers?1GB?of?memory?in?the?OSand?notices?that?the?system?has?2GB?of?memory?physically?installed；?however，?the?server?only?shows?1GBof?memory?during?POST.? Which?of?the?following?is?the?MOST?likely?reason?for?this？（）A、?The?OS?does?not?support?more?than?1GB?of?memory.B、?The?system?memory?has?different?manufacture?dates.C、?Two?of?the?memory?sticks?are?defective.D、?The?server?is?using?memory?interleaving.25.Anapplicationserverisrunningslowly.Afterviewingperformancemonitoringdataitisdetectedthatthediskqueuelengthishigh.WhichofthefollowingcouldBESTresolvethesituation?（）A、Addmorediskdrives.B、Increasetheamountofvirtualmemory.C、Addafasterprocessor.D、Addmorememorytostoppagingtodisk.卷II一.參考題庫(共25題)1.When?cabling?a?rack，?which?of?the?following?is?BEST?practice？（）A、?Use?rack?specific?cabling?hardwareB、?Let?cables?hang?loosely?behind?the?serversC、?Channel?all?power?cables?down?the?sides，?and?all?network?cables?down?the?centerD、?Keep?cables?close?to?the?front?of?the?rack?for?better?access2.AfullbackupisperformedeverySundayandincrementalbackupsareperformeddailyMondaythroughSaturday.HowmanytapeswouldberequiredtoperformafullrestoreifacompletefailureoccurredonThursdaybeforetheincrementalbackup?（）A、2B、3C、4D、53.Whichofthefollowingshouldbeconfiguredonawirelessroutertoenhancesecurity?(SelectTWO).（）A、DisableDHCPB、ChangewirelesschannelC、DisableSSIDbroadcastingD、ChangethedefaultusernameandpasswordE、UseastaticIPaddress4.An?administrator?is?troubleshooting?issues?on?an?application?server.After?a?root?cause?analysis，the?administrator?has?determined?that?there?were?some?unauthorized?logins?to?the?server.Whichof?the?following?locations?would?BEST?help?to?determine?details?about?the?unauthorized?logins？（）A、Active?DirectoryB、DHCP?logsC、Security?logsD、System?logs5.WhenconnectingaPCtoatelevisioninordertostreamamovie,whichofthefollowingconnectortypeswouldonlyneedonecable?（）A、DVI-DB、IEEE1394bC、HDMID、USB3.06.Which?of?the?following?may?cause?a?printer?to?not?print?correctly?after?updating?from?Windows?98?to?Windows?XP？（）A、Incorrect?printer?driver.B、Printer?needs?calibration.C、Dirty?printer?head.D、Font?settings?on?the?printer.7.Withina64-bitWindowsdesktopOS,bydefaultwherearetheprogramfilesfor64-bitprogramslocated?（）A、C:/ProgramFilesB、C:/Windows/C、C:/Windows/System32D、C:/ProgramFiles(x86)8.Whichofthefollowingcommandsscansandverifiessystemprotectedfiles?（）A、VERIFYB、SFCC、CHKDSKD、CHKNTFS9.An?administrator?needs?a?network?that?can?support?up?to?800?hosts?on?the?same?subnet.?Which?ofthe?following?is?the?MINIMUM?subnet?mask?that?should?be?used？（）A、B、C、D、10.AuserisunabletoreachtheInternet.ThetechnicianaskstheusertodoanIPCONFIG/all.TheuserreportsthattheirIPaddressis8,subnetmaskis,andtheirdefaultgatewayis8.Whichofthefollowingisthecauseoftheproblem?（）A、DefaultgatewayB、NetworkcableC、SubnetmaskD、CNAMErecord11.以下哪個原因最可能導致某項功能在虛擬環(huán)境下不可用？（）A、使用了多種網卡。B、環(huán)境超出DMZ范圍。C、所使用的硬件不在HCL上。D、用內部硬盤驅動器代替外部硬盤驅動器進行存儲。12.Atechnicianwantstocompareanewserverperformanceoveraperiodoftime.WhichofthefollowingshouldthetechniciandoFIRST?（）A、MonitorprocessorperformancelogsB、ConstantlycheckthetaskmanagerC、UseperformanceserverlogsD、Establishabaselinefortheserver13.Whichofthefollowingcommandlinetoolscanbeusedtodisplaythedefaultgateway,IPaddress,andDNSserverscurrentlybeingusedbyahost?（）A、TRACERTB、IPCONFIG/ALLC、NSLOOKUPD、PING-T14.Wheninstallingawirelessaccesspoint,whichofthefollowingshouldthetechnicianperformFIRST?（）A、EnableMACfiltering.B、Downloadandinstallthelatestfirmware.C、DisableDHCP.D、Changethedefaultpassword.15.Which?of?the?following?server?roles?sends?out?a?time?signal?for?clients?to?synchronize?with?a?clock？（）A、DHCPB、NTPC、SMTPD、DNS16.Whichofthefollowingassistswithairflowinaserver?（）A、RisercardsB、WatercoolingC、ShroudD、BaffleE、Heatsinks17.某用戶反映訪問文件服務器的速度比以前慢了很多。系統(tǒng)管理員使用系統(tǒng)監(jiān)視工具對系統(tǒng)執(zhí)行測試，并與之前的基線進行對比。對比結果顯示，系統(tǒng)資源的使用量沒有明顯變化。要解決這位用戶的問題，應執(zhí)行以下哪項操作？（）A、在該用戶的電腦上添加其他RAMB、排除該用戶電腦的故障C、在服務器上添加其它RAMD、在服務器上增加更多硬盤驅動器空間18.Which?of?the?following?archiving?methods?only?backs?up?data?that?has?changed?since?the?previousbackup？（）A、DifferentialB、CopyC、IncrementalD、Snapshot19.WhichofthefollowingBESTdescribesaserverwhereseveralphysicalserverchassisarehousedwithinanenclosuretosharesomeredundantresources?（）A、TowerserverB、RackmountserverC、BladeserverD、Baremetalserver20.Which?of?the?following?is?the?MOST?important?step?in?creating?a?system?classification?list？?（）A、?Verifying?the?OS?manufacturersB、?Locating?a?hosting?facilityC、?Consulting?with?the?system?manufacturersD、?Interviewing?system?owners21.Anadministratorhasshutdownaservertoinstalladditionalmemory.Whentheadministratorrestartstheserveraftertheupgrade,ittimesout.Whichofthefollowingcouldbethecauseoftheproblem?（）A、ProcessorfailureB、ThirdpartymemoryC、DiskdrivefailureD、ESDduringtheupgradeE、Backplanefailure22.Which?of?the?following?is?the?major?advantage?of?PCI-e?over?PCI-X？（）A、?Sensitivity?to?background?noiseB、?Height?of?the?cardC、?Shared?bus?topologyD、?Point-to-point?bus?topology23.Which?of?the?following?is?the?command?that?installs?Recovery?Console?on?the?Boot?menu?from?the?Windows?2000?CD？（）A、DRIVE?LETTER：/TOOLS/RCINSTALL.EXEB、DRIVE?LETTER：/i386/WINNT32.EXE?/RECCONSC、DRIVE?LETTER：/i386/CMDCONS.EXED、DRIVE?LETTER：/i386/WINNT32.EXE?/CMDCONS24.Whichofthefollowinganalyzestheentiresubnettoidentifyallhoststhatareactive?（）A、PingsweepB、PacketsnifferC、TracerouteD、Portscanner25.服務器遇到未知錯誤。要確定是軟件問題還是硬件問題，技術人員應采取以下哪項措施？（）A、重新裝設所有主要組件B、嘗試復制錯誤C、刷寫B(tài)IOSD、重裝操作系統(tǒng)卷III一.參考題庫(共25題)1.Which?of?the?following?is?the?BEST?reason?to?label?servers?within?the?server?room？（）A、?To?ensure?server?documentation?is?kept?up?to?dateB、?To?ensure?administrators?avoid?duplicate?server?namesC、?To?ensure?server?power?requirements?are?metD、?To?ensure?the?servers?can?be?identified?quickly?and?easily2.AfterremovingseveralobsoleteprogramsfromaPC,auserisexperiencingslowerthanusuallyprocessingtimes.WhichofthefollowingwouldbetheBESTwaytospeeduptheprocessing?（）A、Useanexternalharddrive.B、Defragtheharddrive.C、AddmoreRAMtothecomputer.D、Installalargerharddrive.3.應用程序服務器運行緩慢。查看性能監(jiān)視數據后，系統(tǒng)檢測到磁盤隊列長度過長。以下哪項是解決這一問題的最佳方法？（）A、添加更多磁盤驅動器。B、增加虛擬內存量。C、添加一個更快的處理器。D、添加更多內存以防止磁盤分頁。4.Atechnicianinstallsanewsoundcardbutnosoundcanbeheard.Whichofthefollowingutilitiescanbeusedtoseeanerror?（）A、MSCONFIGB、DeviceManagerC、DXDIAGD、REGEDIT5.Whichofthefollowingistheadministrator’sprofilepathinWindows2000?（）A、C:/Profiles/AdministratorB、C:/Windows/System32C、C:/Users/AdministratorD、C:/DocumentsandSettings/Administrator6.Afterinstallinganewopticaldriveintoaworkstation,whichofthefollowingwillaskforanacknowledgement?（）A、IRQManagerB、BIOSC、DeviceManagerD、HardwareCompatibilityList7.In?xorg.conf，?which?section?is?concerned?with?fonts？（）A、?the?Fonts?sectionB、?the?Files?sectionC、?the?xfsCodes?sectionD、?the?Graphics?sectionE、?the?modeline?section8.A?technician?wants?to?increase?the?reliability?of?a?DHCP?server.?Which?of?the?following?componentsshould?be?installed?to?increase?the?server’s?uptime?on?the?network？（）A、?Increase?the?amount?of?RAMB、?Use?a?lower?voltage?power?supplyC、?Add?a?hardware?firewallD、?Install?redundant?NICs9.Whichofthefollowingshouldbeupdatedwhennewcomputersarepurchased?（）A、AssetmanagementB、ChangemanagementC、CablemanagementD、Baselines10.Which?of?the?following?would?a?company?implement?to?help?reduce?the?cost?of?electricity？（）A、Shutdown/power?policiesB、Redundant?power?suppliesC、Use?optical?miceD、Social?engineering?policy11.Whichofthefollowingimproveswirelessperformancebyallowingonlyonewirelesstransmissiononthenetworkatatime?（）A、CSMA/CAB、CSMA/CDC、WirelessencryptionD、Wirelessbonding12.Whichofthefollowingmethodscanbeusedtoapplyafilesystemtoaharddrivepartition?（）A、DeviceManagerMMCB、FormatCommandC、DiskManagementMMCD、WindowsExplorerMenusE、FDISKCommand13.Whichofthefollowingroutingprotocolsisstrictlyadistancevectorprotocol?（）A、IS-ISB、BGPC、EIGRPD、OSPF14.WhichofthefollowingwillresettheBIOSsettings?（）(SelectTWO).A、UnplugtheCMOSbattery.B、Unplugthepowersupply.C、Switchontheresetjumper.D、ReplacetheRAM.E、UnplugtheCPU.15.Whichofthefollowingwiringdistributioncomponentsshouldbechosentoprovidelevelintegrateddiagnosticcapabilities?（）A、VampiretapB、SmartjackC、DemarcationpointD、Programmablelogiccontroller16.Whichofthefollowingdefinesmemoryinterleaving?（）A、ThedistributionofdatawrittenacrossallthememoryDIMMsandtheL1cacheB、ThedistributionofdatawrittenacrossallthememoryDIMMsinonebankC、ThedistributionofdatawrittenacrossallthememoryDIMMsandtheprocessorD、ThedistributionofdatawrittenacrossallthememoryDIMMsandtheL2cache17.Which?of?the?following?should?an?administrator?utilize?to?deploy?service?packs?to?new?servers？（）A、A?RAS?serverB、A?RIS?serverC、Patch?management?systemD、PXE?boot?environment18.Which?of?the?following?ensures?the?MOST?secure?access?to?a?server?room？（）A、?ID?card?readersB、?Server?rack?doorsC、?Biometric?devicesD、?Locked?doors19.Atechnicianneedstotroubleshootconnectivitybetweentwodeviceslocatedonthesamenetwork. WhichofthefollowingBESTdescribesthetypeofprotocolbeingused?（）A、IGPB、EIGRPC、EGPD、BGP20.Auserwantstoinstallanexternalharddriveusingthefastestconnectionavailable.Whichofthefollowingshouldthetechnicianrecommend?（）A、USB1.1B、eSATAC、USB2.0D、IEEE139421.Acustomerhasawirelessrouterinstalledintheirhomeoffice.Thecustomerishavingissueswithsignalstrengthattheoppositeendofthehouse.WhichofthefollowingistheBESToptiontoincreasethesignalstrength?（）A、Installahighgainantennafocusedtowardstheofficewall.B、RunCAT5ecabletoalloftheroomsthathavepoorsignalstrength.C、Installawirelessrepeateratthefarendofthehouse.D、Installasecondwiredrouterinthefarendofthehouse.22.Auser’s