第1題Themicrocomputersystemismainlycomposedof(

).ACPU,Memory,I/Oequipment,I/Ointerface,SoftwaresystemBCPU,Host,Memory,Bus,I/Oequipment,I/OinterfaceCCPU,Host,Memory,I/Oequipment,I/OinterfaceDCPU,Memory,Bus,I/Oequipment,I/Ointerface,Softwaresystem第2題I/OInterfaceis().AaninterfacebetweenmicroprocessorandmemoryBaninterfacebetweenCPUandharddiskCaninterfacefordatatransmissionbetweenhostandexternalequipmentDaninterfacebetweenhostandperipheralequipment第3題Whenthecontentofamemoryunitisreadout,thecontentoftheunit()AisemptyBremainthesameCchangeto0D

iscleared第4題ROM(Read-onlymemory)()AallinformationislostwhenpoweroffBcanbewrittenrandomlywhenworkingCcanbereadoutrandomlywhenworkingDcanreadandwriterandomlyatwork第5題NorthBridgeChiponMainboardis()AfordataexchangeamongCPU,memoryanddisplayinterfaceBfordataexchangebetweenbusandI/OinterfaceCfordataexchangebetweenCPUandsouthbridgeDfordataexchangebetweenCPUandI/Ointerface第6題ThecoreofcomputerisCPUwhichincludestheoperationsofthecomputerand()AmemoryandregistersBbusandinterfaceCcontrollerandregisterDALUandregister第7題ThepapertapeintheTuringmodelisequivalentto()inthecomputer.AmemoryBinterfaceCmicroprocessorDbus第8題Whichofthefollowingstatementsiswrong(

).AbigdataischaracterizedbylargequantitiesB

ifonlinepurchasedatecanbecollectedasmuchaspossible,thecomputerwillpredictwhatthepeoplewillbuynext.CthemaingoalofcloudcomputingistorealizethemanagementandflexibleallocationofresourcesD

asummarytableofexamresultsforacourseisusuallystructureddata.第1題Themaximumstorageamountofadiskwithacapacityof1MBis().A1024KEnglishlettersB1024ChinesecharactersC1024KChinesecharactersD512Chinesecharacters第2題Whichofthefollowingstatementsistrue?AThenumberinthecomputerisstoredandprocessedinbinary.BAChinesecharacterandAEnglishlettersharethesamestoragespace.CMicrocomputercanonlyexecutenumericalcalculation.DBinaryisusedinbothinputandoutputofdatainthecomputer.第3題Incomputersystem,numbers,letters,Chinesecharacters,othersymbolsandcontrolinformationaregenerallyrepresentedby0and1.Thisdigitalinformationcodingiscalled().ABinary-decimalSystemBBinaryCodingCASCIIDEBCDIC第4題Whichofthefollowingstatementsistrue?A

allbinarynumberscanbeaccuratelyconvertedintodecimalnumbersBtheinternalcomputercodeofChinesecharactersisthenationalstandardcodeCthememoryhasmemoryfunction,andalltheinformationwillnotbelostDalldecimalnumberscanbeaccuratelyconvertedintofinitebinarynumbers第5題WhichofthefollowinganswersistruewhenbinarynumberX=-10000?AX=100000BBones’complementofX=100001BCtwo’scomplementofX=101111BD

two’scomplementofX=110000B第6題Convertdecimalnumber76.25inbinary,whichofthefollowinganswersiscorrect?A1001110.01B1001100.01C1101100.1D1001100.1第7題Convertbinarynumber1110111.11indecimalnumber,whichofthefollowinganswersiscorrect?A119.125B119.75C119.375D119.3第8題SupposeX=-1110111B,Y=+1011010B,representedin8-bitbinarynumber,two’scomplementos[X+Y]isA01010001B01000001C10101001D10100000第9題Binaryisusedincomputersbecause().AitcanreducehardwarecostBthetwo-statesystemistheeasiesttooperateCthebinaryalgorithmissimpleDallofthem第10題Asamplingwithfrequencyof24000Hz,16-bitdepth,todigitizeda2-hourdimensionalsound,howmanystoragespacedoesthisfilmoccupied?

____正確答案：:691200Quizinweek3第1題Compoundproposition“Johniscleveranddiligent.”What’sthelogicalrelationshipbetweenthetwosimplepropositions?(

)AANDBORCExclusive-ORDExclusive-NOR第2題A4inputssingleoutputANDgatecircuit,makingaNOToperationoftheoutputsignal.Iftheresultis0,whichofthefollowinganswersistheinputsignal?(

)A0000B0001C0010D1111第3題

11110111BXOR10001000=A01111111

B11111111C01111110D10000000第4題BothFlip-flopandAdderare()Acombinationallogiccircuit.BsequentiallogiccircuitCconstructedbycombinationofbasiclogicgatecircuitsDallofthemaretrue第5題Inaninstruction,operationcoderepresents()AwhattasksshouldtheinstructionperformBstoppingtheinstructionCinstructionresultsDinstructionaddress第6題Whichofthefollowingiswrong?AthebasicprincipleofVonNeumanncomputeristheprincipleofstoredprogramBtheclassicalVonNeumannArchitecturetakesmemoryasitscoreCHarvardArchitecturebelongstoNonVonNeumanncomputerArchitectureDTuringmachineandcomputercansimulateeachother第7題WhichstatementiswrongaboutPCinprocessor?APCisaprogramcounter,alsoknownasaninstructionpointerBwhentheprogramisoperating,thePCwillautomaticallypointtothefirstinstructionoftheprogramCtheaddressofthenextinstructiontobereadisstoredinthePCDtheaddressofthenextoperandtobereadisstoredinthePC第8題

InCPU,themainfunctionofALUis()AexecutinginstructionsBreadinginstructionCanalyzinginstructionsDreadingandwritingdata第9題Thebasicmethodofhardwaresystemconstructionis()AfromthesmallestunitandencapsulatingandabstractinglayerbylayerBfromthemostcomplexunitanddetailinggraduallyCfromthesmallestorthemostcomplexDfromthesmallestandthenfromthemostcomplex第10題Intheexecutionoftheinstructions,whichofthefollowingstepsiscompulsoryexecution?()Afetchinginstructions,executinginstructionsandstoringresultsBfetchinginstructions,analyzinginstructionsandexecutinginstructionsCfetchinginstructions,readingoperandsandexecutinginstructionsDnoneofthemarecorrect第11題TomakeY=1,thestateofA0~A3is

____

(Using4-bitbinary)正確答案：:0000Quizinweek4第1題Whichofthefollowingisthecharactersofconcurrentexecution?(

)AMultipleprogramsinthesystemcanbeexecutedatthesametimeinbothmacroandmicrolevels.BMultipleprogramsinthesystemareexecutedatthesametimeonthemacrolevel,butatthemicrolevel,theyareexecutedintime-sharing.CMultipleprogramsinthesystemareexecutedinbothmacroandmicrolevelintime-sharingDSameasconcurrentexecution.第2題Whenaprogramisina"ready"state,itmeans()AitobtainsallsystemresourcesexceptCPUBithasobtainedallsystemresourcesincludingCPUCitonlyobtainsmemoryresourcesDnoneofthethemarecorrect第3題Theoperatingsystemallocatesandoperatesin().AprocessBregistersCproceduresDusers第4題Programsareusuallystoredinexternalstorageintheformoffiles,()AandcanbedirectlyexecutedinexternalstorageBwhichmustbereadintothememorybeforeexecutionCandthedatamustbestoredinmemoryDsometimesincachememory第5題Whichofthefollowingstatementsaboutoperatingsystemiswrong?AJobmanagementisprocessmanagementBOneprocesscancorrespondtomultipleprograms,andoneprogramcanalsocorrespondtomultipleprocessesCTheconcurrentexecutionoftheprogramwasrealizedbecauseof“course”DProcessesandprocedureshavealifecycle.第6題Whenaprogramisina"ready"state,itmeans()AitobtainsallsystemresourcesexceptCPUBithasobtainedallsystemresourcesincludingCPUCitonlyobtainsmemoryresourcesDithastherighttoinputandoutput第7題Whentherequiredresourcescannotbemet,thecurrentprocesswill().AbeclosedBbesuspendedCcontinuetooperatingDbesavedtoharddisk第8題Whichoffollowingstatementsiscorrect?ATheoperatingsystemmanagethevirtualstoragesystemBThemainideaofthevirtualstoragesystemistoprovideastoragesystemthatismuchfasterthanthememoryCThehigherthehitrate,thebettertheperformanceofthevirtualstoragesystemDThelowerthemissrate,thelowertheperformanceofthecachesystem第9題Toloadauserprogramintomemoryandbecomeanexecutableprogram,whichofthefollowingstepsmustbetaken:Acompilation,link,combinationB

interpretation,link,combinationCcompilation,link,loadDinterpretation,link,load第10題ThefiledirectorystructureinWindowsis().AtreestructureBgraphstructureClinearstructureDunstructuredQuizinweek5第1題Theconnection-orienteddatatransmissionconsistsofthreesteps,whatarethey?(

)A

establishingconnection,datatransmissionandclosingconnection.B

requesttransmission,datatransmissionandconfirmationofreceipt.C

datatransmission,confirmationofreceiptandclosingconnection.Dcontactfriends,startchattingandsay"bye-bye”第2題WhichofthefollowingstatementsabouttransportlayerofInternetiswrong?AThetransportlayerprovidesdatatransmissionservicesbetweenhostsintheInternet.BThedatatransmissionserviceprovidedbythetransportlayerisnotalwaysreliable.CThe"threewayhandshake"processisrequiredforthetransportlayertoestablishaTCPconnection.DThetransportlayerprovidesdatatransmissionservicesbetweenapplicationprocessesintheInternet.第3題Supposeifahostmovesfromonenetworktoanother,thenAIPaddressshouldbemodified,buttheMACaddressremainunchanged.BIPaddressshouldchangeaccordingly.Citdoesn'tmatterwhetheritsMACaddresschangesornot.DIPaddressanddomainnameshouldbemodified.第4題Whichofthefollowingstatementsiswrong()?AMACaddressisprocessedatthenetworkinterfacelayerofTCP/IParchitectureBDomainnameisprocessedattheInternetlayer(networklayer)oftheTCP/IParchitecture.CIPaddressisprocessedatthenetworkinterfacelayerofTCP/IParchitecture.DWithoutthedomainnamesystem,theInternetcannotwork.第5題Fromthesendingtheemailtoreceiving,theemailsystemneedstoestablish

____TCPconnections.正確答案：:3第6題AcompanyhasaClassCnetworkaddress.Assumingthatevery14computersinthecompanyareconnectedintoonesubnet,thenthecompanyisallowedtoconnect____subnetsatmost.正確答案：:14第7題ThecoretechnologiesadoptedbytheInternetinclude()ATCP/IPprotocolBLAN,wirelesscommunication,opticalfibercommuni