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1、计算机导论_试题（Introductiontocomputer_test）IntroductiontocomputerScoreThemarkingI.choicequestions(30points)1.representsanunsignedintegerinonebyte,anditsmaximumvalueisthedecimalnumber.A.256,B.255,C.127,D.1282.acompletecomputersystemshallinclude().A.ALU,controllerandmemory,B.ho
2、standapplicationprogramC.hardwaresystemsandsoftwaresystems,D.hostsandperipherals3.theCPUinamicrocomputerrefersto().A.memoryandarithmeticdevice,B.inputdeviceandoutputdeviceC.memoryandcontroller,D.controllerandarithmeticunit4.theperformanceofacomputermainlydependson().A.w
3、ordsize,operationspeedandmemorycapacity,B.diskcapacityandprinterqualityC.operatingsystemsandperipherals,D.machines,prices,andconfiguredoperatingsystems5.thetrackonthediskis().A.agroupofconcentriccircleswithdifferentdensityrecords,B.,agroupofconcentriccirclesofthesameden
4、sityC.agroupofArchimedesspiralD.withdifferentdensities,recordingaArchimedesspiralwiththesamedensity6.thefollowingE-mailaddressiscorrect().A.wangfang/hnrtu.edu.cnB.wangfang.hnrtu.edu.cnC.wangfang#hnrtu.edu.cnD.wangfang@hnrtu.edu.cnThe7.UNIXoperatingsystemisa().A.singleus
5、er,singletaskOS,B.,realtimeoperatingsystemC.multi-usermultitaskingoperatingsystemD.singleusermultitaskingoperatingsystem8.ofthefollowingfouritemsthatdonotbelongtothecomputervirusare().A.latentB.immunityC.infectivity,D.,arousal9.theROMinthemainmemoryofanelectroniccompute
6、rrefersto.A.cannotchangeitsdata.B.canonlyreaddataandcannotwritedataC.isusuallyusedtostoresystemprograms,andmorethanD.is10.inthemicrocomputersoldonthemarket,oftenseeCPUmarkedas"Pentium4/1.2G",where1.2Gmeans().TheclockfrequencyofA.CPUis1.2GMHzB.CPU,andtheoperationspeedis1
7、.2Gb/sC.processorproductserialnumberD.CPUandmemorydataexchangerate11.thefollowingstatementiscorrect.A.1KB=1024*1024BytesB.1KB=1024MBC.1MB=1024*1024BytesD.1MB=1024Bytes12.requiresatleast(bit)binarytorepresentanyfourbitdecimalnumber.A.10,B.14,C.13,D.1613.inthefollowingmem
8、ory,themessagewillbelostafterpowerfailure.A.ROMB.RAMC.CD-ROMD.harddisk14.thecauseofthevirusis().A.userprograme
