【答案】计算机专业英语阅读y 过程性评测(9)【参考答案】

判断题:13道,每道2分,总分26 1.Planningisthefirststepindesigningandcreatingaprofessional-lookingdocument. 正确 错误 2.Programswerethoughtofasaseriesofprocedures. 正确 错误 3.Onlyafewbugscantroubleaprogram. 正确 错误 4.TheLESinstructionprovidesaccesstotheoffsetaddressofthesourceoperandasopposedtothevalueoftheoperand. 正确 错误 5.Theinstructionsofgeneral-purposetransfersareMOV,PUSH,POP,andXCHG. 正确 错误 6.Yourcomputerusestwotypesofmemory:primarymemoryandsecondarymemory. 正确 错误 7.AnarrayinFORTRANdoesnothavethesamesymbolicformasasimplevariable. 正确 错误 8.Aprocessorcandoeverythingwithoutaprogramtoprovidecontrol. 正确 错误 9.Assoonasyouturnthecomputeroff,thecontentsofRAMwilldisappear. 正确 错误 10.TheASCIIcodeisthemostwidely-usedstandardizedcodingsystem. 正确 错误 11.AllloopsareDOloops. 正确 错误 12.DOSisamultitaskingoperatingsystem. 正确 错误 13.Everymemorylocationhastwokindsofaddresses,physicalandlogical. 正确 错误 单选题:20道,每道3分,总分60 1.Inthesecondgenerationofcomputers,()replacedvacuumtubes. CPU transistors integratedcircuits mechanicalmemory 2.Inordertostorehugeamountsofinformation,weneed(). aharddiskonly afloppydiskonly aCD-ROM bothfloppyandharddisks 3.Thelineofcomputingjobswaitingtoberunonacomputersystemmightbea（）.Thejobsareservicedintheorderoftheirarrival,thatis,thefirstinisthefirstout. queue stack array record 4.（）providesadatapathbetweentheCPUandexternaldevices. Keyboard I/Oport Disk Printer 5.Thethingsconnectingan8086systemtotherestoftheworldarecalled(). interface output bus ports 6.Thepersonalcomputeror（）isthesmallestgeneral-purposecomputer. terminal minicomputer microcomputer workstation 7.The8086canaccessupto()bytesofmemoryandupto()inputoroutputports. 100000,65000 1000000,65000 10000,6500 1000000,6500 8.Thesmallestunitofinformationinacomputersystemiscalleda（）. bit byte block file 9.In（）,theonlyelementthatcanbedeletedorremovedistheonethatwasinsertedmostrecently. aline aqueue anarray astack 10.Theattributesofthestackare(). FIFO LIFO queue builtintotheircircuitry 11.（）:Developmentisastructureddesignmethodologythatproceedsinasequencefromonephasetothenext Waterfall Phased Prototyping Parallel 12.Afloatingconstantconsistsofanintegerpart,adecimalpoint,afractionpart,aneorE,andanoptionallysignedinteger（）. exponent order superfluous superior 13.Instructionsarefrequentlylocatedin(),thiswouldbeanidealplacetokeepconstantoperands. RAMs ROMs generalregister segmentregister 14.Primarymemorywhichisstoredonchipslocated(). onthemotherboard outside insidetheprocessor ontheCPU 15.SinceRAMisonlyactivewhenthecomputerison,yourcomputerusesdisktostoreinformationevenwhenthecomputerisoff.Whichofthefollowingistrue?（） Whenyourcomputerison,onlyRAMisusedtostoreinformation. Whenyourcomputerison,onlydiskdrivesareusedtostoreinformation. Whenyourcomputerisoff,onlyRAMisusedtostoreinformation. Whenyourcomputerisoff,onlydiskdrivesareusedtostoreinformation. 16.Thedefaultinputdeviceis(),andthedefaultoutputdeviceis(). mouse,monitor keyboard,monitor keyboard,printer monitor,keyboard 17.（）：Thebrainofacomputer,itcontainstheALU,theclock,manyregisters,thebusinterfaceandcircuitrythatmakesthesepartsworktogether. memory CPU I/Odevice program 18.Memoryholdsdataandinstructionswhiletheyare()bytheCPU. beingprocessed processed havingbeenprocessed processing 19.Alldataisstoredandmanipulatedinsidethecomputerin(). decimal octal hexadecimal binary 20.（）：Alocationwheredatacanbetemporarilystored. Area Disk Buffer File 多选题:7道,每道2分,总分14多选题:7道,每道2分,总分14 1.The8086hasfoursetsofregisters.Theyaregeneralregisters,(),()and(). pointerandindexregisters theinstructionpointer segmentregisters theinstructionregisters 2.Acharacterisasingle(),()or(). letter space digit symbol 3.AselectionstructurebeginswiththeIF…THENstatement,andterminateswiththe()statement.Inthemiddleofthestructureis(). STOP ENDIF ELSE GO 4.Aprocessoriscomposedof(). acontrolunit logicunit anarithmetic Registers 5.8086CPUexecutesainstructionincludesthesteps:() writetheresult(ifnecessary) readanoperand(ifnecessary) executetheinstruction fetchthenextinstructionfrommemory 6.Inputdevicesinclude:(). thekeyboard touchscreen themouse microphone 7.FORTRANdistinguishesbetweentwotypesfonumericdata:()and(). integer variables real operators