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1、计算机统考答案TestsamplerollA,singletopicselectionTheelectronicdeviceusedintheworld'sfirstelectronicdigitalcomputeris().A.largescaleintegratedcircuitb.integratedcircuitc.transistord.tubeTherearefivekindsofstandardsforcomputers:mainframes,mainframes,minicomputers
2、,microcomputers,workstations,etc.A.thecomputerUSESthescaleandtheprocessingpowerofthecomputerThefollowingdescriptionsdonotbelongtothecomputer().A.theabilitytocontrolc.transistord.transistorUsecomputersoftwaretodemonstratetheexperimenttostudentsinclassroomt
3、eaching.Theapplicationofthecomputerbelongsto().A.theareaofautomationinthefieldofautomationTheso-calledinformationrefersto().A.basicmaterialb.non-numericaldatac.numericaldatad.processeddataThetwomostpartofthecomputersystemare().A.systemsoftwareandapplicati
4、onsoftwareb.hostandexternalequipmentc.hardwaresystemandsoftwaresystemd.inputdeviceandoutputdeviceTothisday,thecomputerstillUSESprogrammemoryortheprincipleofthestoredprocedure,theprincipleoftheinitiatoris().A.Mooreb.BillGatesc.vonneumannd.c.Thememoryofacom
5、puterconsistsofthousandsofsmallunits,eachofwhichisstored().A.8bitsofbinarynumberB.1bitbinarynumberc.1bithexadecimalnumberd.twooctaldigitsThefollowingfourtypesofsoftwarearesystemsoftware().A.PowerPointb.wThecomputerUSESbinaryNumbersforoperation,storageandc
6、ontrol.Insomecases,decimal,octal,andhexadecimalarealsoused.Thefollowingstatementisfalse().A."28"can'tbeAdecimalnumberb."22"can'tbeAbinarynumberC."AB"cannotbeadecimalnumberd."CD"cannotbeahexadecimalnumberTheruleofchangethatisexpressedinbinaryNumbersforsome
7、typeofnon-numericdatathatisbeingenteredintoacomputeriscalled().A.codeb.toc.d.c.Thewrongwaytotellthedifferencebetweenmemoryandharddriveis().A.memoryandharddrivearestoragedeviceb.memoryissmallandtheharddriveisrelativelylargeC.memoryisfast,andtheharddiskisre
8、lativelyslow13.Takethemicrocomputerasthecenter,matchwithcorrespondingouterequipment,powersupplyandauxiliarycircuit,andcommandamicrocomputersystemsoftware,is().A.microprocessorb.microcomputerc.serverd.microcomputersy
