在线网课知慧微机原理及应用双语(山东科大)单元测试考核答案

第一章单元测试第二章单元测试第三章单元测试第四章单元测试第五章单元测试第六章单元测试第七章单元测试第八章单元测试第九章单元测试第一章单元测试1【单选题】(20分)WhatkindofdevicedoestheMCS-51microcontrollerbelongto?()A.16-bitdeviceB.32-bitdeviceC.4-bitdeviceD.8-bitdevice2【单选题】(20分)TheoperationoftakinganumberfrommemoryintotheCPUiscalled().A.WRITEB.READC.EXECUTED.FIND3【单选题】(20分)The8951microcontrollercontains（）A.EEPROMB.EPROMC.NomemoryD.ROM4【单选题】(20分)Whatisthehighestaddressinamemorysystemwith16datalines?（）A.63357B.65536C.65535D.655345.【多选题】(20分)正确答案：ABCDEWhatarethebasicactionsthatamicroprocessorcancarryout?A.Makingdecisionsabouttheprogramroute(jumpsandsubroutinecalls)B.Takinganumberfrommemory(READ)C.Logicaloperations(bitmanipulation)D.Puttinganumberintomemory(WRITE)E.Arithmeticoperations第二章单元测试1【判断题】(20分IninternalRAM,onlyoneofthefourregisterbanksisinusedatanytimewhentheprogramisrunning.（）A.错B.对2【单选题】(20分)Whenusinganexternalcrystalforthe8051clock,whatA.300FB.3pFC.30nFD.30pF3【单选题】(20分)Onthe8051whatisthestoragesize(inbits)ofaccumulatorA?()A.8bitB.12bitC.16bitD.32bit4【单选题】(20分)Whichporthasalternatefunctionpins?()A.Port2B.Port3C.Port1D.Port05【单选题】(20分)WhichtypeofmemoryorganizationisusedbytheMCS-51microcontrollers?A.LondonB.VonNeumannC.HarvardD.Shandong第三章单元测试1【单选题】(20分)WhatisthejumprangeofinstructionLJMP?（）A.1KBB.64KBC.2KBD.256B2【单选题】(20分)WhatistheaddressingmodeofthesecondoperandintheinstructionMOVXA,@DPTR?（）A.RegisterB.ImmediateC.IndirectD.Direct3【单选题】(20分)IfMOV(direct)isusedforaddress87hwhichtypeofmemoryisaccessed?（）A.RegisterAB.ExternalRAMC.InternalRAMD.SFRs4【判断题】(20分TheStackPointerwillbedecrementedwhenaPUSHoperationismade?()A.对B.错5【单选题】(20分)WhichinstructionwillclearthelownibbleofAifA=C5h?A.ORLA,#0FhB.XRLA,#0FFhC.SWAPAD.ANLA,#0F0h第四章单元测试1【单选题】(20分)WhatisthejumprangeofinstructionCJNEorDJNZ?（）A.2KBB.64KBC.256BD.1KB2【单选题】(20分)Whatistheaddressofthesecondoperandintheinstruction：MOVCA,@A+DPTR?AssumeDPTR=1000h,A=80h.（）A.80hB.1080hC.1000hD.8000h3【单选题】(20分)Whichprogrammingtypesdoestheassemblylanguagebelongto?（）A.Function-drivenB.LinearC.Object-orientedD.Event-driven4.【多选题】(20分)正确答案：ABCDWhatarethebasciprogramsturctureinassemblylanguage?()A.SequentialstructureB.SubroutinestructureC.LoopstructureD.Branchingstructure5【单选题】(20分)WhichPseudo-instructioncanputbytesinROMmemory?()A.ORGB.DBC.EQUD.BIT第五章单元测试1【单选题】(20分)Howmanyinterruptsourcesaretherein8051?（）A.4B.2C.3D.52【判断题】(20分TheEAbitinIEregisterdoesnotactuallyenableallinterrupts,butallowsthemtobeenabledseparately.（）A.错B.对3【判断题】(20分For8051,eachinterruptcausestheprogramtojumpdirectlytoanaddressatwhichanISRislocated.（）A.对B.错4【单选题】(20分)InanISR(InterruptServiceRoutine),whichofthefollowinginstructionsmustbeincluded?（）A.ADDinstructionB.ReturnfrominterruptinstructionC.MovedatainstructionD.Jumpandcallinstructions5【单选题】(20分)Howmanyinterruptsareenabledafterrunningthisinstruction“MOVIE,#05h”?A.0B.2C.3D.1第六章单元测试1【单选题】(20分)Fortimers,whichmodeproducesan8-bitauto-reloadtimer?（）A.Mode1B.Mode2C.Mode3D.Mode02【单选题】(20分)WhichregistercanweusetosetupthemodeofoperationofTimer0?（）A.TMODB.TCONC.TR0D.ET03【单选题】(20分)Fortheserialport,whichmodeisan8-bitUART?（）A.Mode2B.Mode1C.Mode3D.Mode04【单选题】(20分)WhereistheparitybitinanRS232packet?（）A.BeforedatabitsB.AfterdatabitsC.AfterstartbitD.Afterstopbits5【单选题】(20分)Howmanymodescanweuseinatimer/counter?A.2B.3C.4D.1第七章单元测试1.【多选题】(20分)正确答案：BCDNamethethreetypesofbuswhichareusedwhenexternalmemoryisconnectedtothe8051.()A.EnablebusB.ControlbusC.DatabusD.Addressbus2【单选题】(20分)WhenusingexternalRAM,whichportisusedforthelowaddressbyte?（）A.Port0B.Port1C.Port2D.Port33【单选题】(20分)Ifweneedtoexpandan8031byadding32KbytesofcodememoryEPROM,howmanyaddresslinesshouldbeconnectedbetweenthe8031andtheEPROM?（）A.16B.15C.13D.144【单选题】(20分)Ifan8031chipisconnectedtoanexternalEPROM,WhichlinecangenerateasignaltoenablereadingofdatafromtheEPROM?（）A./PSENB./RDC./WRD./EA5【单选题】(20分)IftheprogramisstoredentirelyinanexternalEPROM,whatvoltagemustbeappliedtothe/EAPINonthe8051?（）A.-10voltsB.0voltsC.+5voltsD.+10volts第八章单元测试1【判断题】(20分Thereare8analoginputchannelsthatbeconnectedtotheADC0809.（）A.对B.错2【单选题】(20分)HowmanybitsarerequiredtoselectwhichanalogchannelisactiveontheADC0809?（）A.4B.3C.2D.83【判断题】(20分InordertousetheDAC0832,anexternaloperationalamplifiermustbeconnected.（）A.错B.对4【单选题】(20分)Howmanyportpinswouldbeusedtoconnecta6*4matrixkeypadtoan8051(excludingtheinterruptinput)?（）A.6B.10C.4D.245.【多选题】(20分)正确答案：CDWhatarethecommonformsthattheinternalwiringofthe7-segmentdisplaycantake?(）A.DynamicdisplayB.StaticdisplayC.CommoncathodeD.Commonanode第九章单元测试1【判断题】(20分Inalmostallcases,exceptcompletelytrivialinstances,thedesignofamicrocontroller-basedsystemmustbeatop-downactivity.Thismeansthatonemustlookfirstatthebroadpictureandthenrefineitdowntosystemsandsub-systemsinbothhardwareandsoftware.（）A.对B.错2