【答案】计算机专业英语阅读y 过程性评测(30)【参考答案】

判断题:11道,每道2分,总分22 1.Everyprogramminglanguagehasthesamesetofgrammerrules. 正确 错误 2.Errorrecoverydoesnotbelongtooperatingsystem. 正确 错误 3.Thecodegeneratortakesthesourcecodeitreceivestheoptimizaerandproducesassemblyormachinelanguagecode. 正确 错误 4.Itisamajorproblemfortheoperatingsystemtomapthelogicalfileconceptontophysicalstoragedevicessuchasmagnetictapeordisk. 正确 错误 5.Manyoperatingsystemshavesimilarcharacteristics. 正确 错误 6.Languagetranslatorsconvertoneprogramminglanguagetoanother. 正确 错误 7.Oneofthefunctionsofanoperatingsystemismemorymanagement. 正确 错误 8.Multiprogrammingisatermgiventoasystemthatmayhaveseveralprocessesin"statesofexecution"atthesametime. 正确 错误 9."Interrupthardware"allowstheoperatingsystemtocoordinateoperationsgoingonsimultaneously;italsoallowsthesequentialflowofaprogram. 正确 错误 10.Oncetheoperatingsystemacceptsauser'sjob,itmaycreateoneprocess. 正确 错误 11.Devicedrivesallowcommunicationsbetweenparticulardeviceandthecomputersystem. 正确 错误 单选题:20道,每道3分,总分60 1.Singleprogramoperatingsystemsallow()user(s)torun()program(s)atonetime. oneormorethanone/one one/one morethanone/morethanone one/oneormorethanone 2.Thetwogoalsofanoperationsystemare（）andefficiency. convenience quick optimize standardize 3.（）ispermanentlystoredinthecomputerandprovidesalinkbetweenthehardwareandotherprogramsthatrunonthePC. Interface Operatingsystem Internet Applicationsoftware 4.（）：Theprocessofidentifyingandcorrectingerrorsinaprogram. Debug Bug Fault Default 5.Whensavingadocumentyoumustdecideonanameforthedocumentandthe（）whereitwillbesavedto. location size title attribute 6.()isanoperatingsystemthatwasinitiallycreatedasahobbybyayoungstudent. Linux UNIX DOS Windows 7.The（）hasseveralmajorcomponents,includingthesystemkernel,amemorymanagementsystem,thefilesystemmanager,devicedrivers,andthesystemlibraries. application informationsystem network operatingsystem 8.Theterm"（）program"meansaprogramwritteninhigh-levellanguage. compiler executable source object 9.（）isthefoundationonwhichapplicationsarebuilt. User Display Printer Operationsystem 10.Verylong,complexexpressionsinprogramaredifficulttowritecorrectlyanddifficultto（）. defend detect default debug 11.（）：Aseriesofinstructions(commands)performedinasequencespecifyingactionstoaccomplishatask. menu tool program hardware 12.()allowmorethanoneprogramtoberunatthesametimeonthecomputer. Singleprogramoperatingsystems MultiprocessingOperatingsystems VirtualmachineOperatingsystems Multiprogrammingoperatingsystems 13.Programswritteninallotherkindsoflanguagesaretranslatedinto()beforetheyareperformed. machinelanguage high-levellanguage fourth-generationlanguage assemblylanguage 14.Everyvalidcharacterinacomputerthatuseseven（）mustalwayshaveanevennumberor1bits. parity check test compare 15.Theusermustinteractwiththe（）inordertoaccomplishtask. printer memory CPU operatingsystem 16.Insufficient（）cancauseaprocessortoworkat50%orevenmorebelowitsperformancepotential. mouse I/O document memory 17.The（）isacollectionofmodulesservingasinterfacebetweenhardwareandsoftwaretoprovideasoftwareplatform. computer processor applicationsoftware operatingsystem 18.Theprogramandthedataarekeptinsidethecomputerinaplacecalled（）. bus cache CPU memory 19.()drivescaneraseandstoredata. CD-ROM DVD-ROM Harddisk Allofabove 20.A（）isafunctionalunitthatinterpretsandcarriesoutinstructions. memory processor storage network 多选题:9道,每道2分,总分18多选题:9道,每道2分,总分18 1.Thefunctionofcomputerhardwareistypicallydividedintothreemaincategories.Theyare(). input output cpu storage motherboard 2.Ajobmaybedividedintothreesteps:(). read compile load execute 3.Optimizationtechniqueswhichareperformedattheobjectprogramlevelareapplicabletomachinelanguage.Themainmethodsusedare:(). loopoptimization folding registerallocation optimizationforparallelprocessor 4.Thescannerhasseveralroles:(). identifythebasiclexicalunitsoftheprogram removecomments reporterrorswhichitdiscovers removeextraneousblanks,carriagereturnsandothercharacteristicsoftheinputmedium 5.Therearethreestagesoferrorprocessing:(). detection token reporting recovery 6.Wedividedparserintotwoclasses:(). top-down top-bottom up-down bottom-up 7.Themostexistingcompilersinvolveseveralmajorcomponents.Theyarescanner,optimize,(). intermediatecodegenerator tables codegenerator semanticprocessor parser 8.Viewingtheoperatingsystemasaresourcemanager,eachmanagermustdothefollowing:(). Keepingtrackoftheresources. Enforcepolicythatdetermineswhogetswhat,whenandhowmuch. Allocatetheresource. Reclaimtheresource. 9.Theendequipmentinacommunicationsystemincludes(). computers DCE CRTs keyboards