计算机专业英语.doc

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1、专业英语1.HowmanylayersdoestheISO/OSImodehave?(seven)2.Externaldevicesarelinkedtoasmallcomputersystemthrough(interfaces).3.CPUhasonlytwofundamentalsections:thearithmeticandlogicunitand(thecontrolunit).4.Objected-basedlogicmodelsareusedfor(describingdataatth

2、econceptualandviewlevels)5.arithmeticandlogicunitexecutesinstructions6.Whichisansimplytheapplicationofinternettechnologywithinaninternalorclosedgroup?(intranet)7．CD-ROMbelongsto(opticallaserdisk)8.Acollectionofconceptualtoolsfordescribingdata,datarelati

3、onships,datasemanticsanddataconstraintsisa(datamodel)9.TheOpenSystemsInterconnection(OSI)referencemodelisbasedonaproposaldevelopedby(ISO)10.Thesoftwarethatallowsoneormanypersonstouseand/ormodifythisdataisa(DBMS)11.Thephysicalcomponentsofacomputerarecoll

4、ectivelycalled(hardware).1.12..Themostpopularprocessorinterconnectiontopologyisthe(hypercube).13.Thepartofaninstructionthattellstheprocessorwhattodoisthe(operand).14.Thepartofaninstructionthattellstheprocessorwhattodoisthe(operationcode).15.Thepermanent

5、lyusefuldataisstoredin(theROM)16.Theinterferencethatdistortselectronicsignalstransmittedoveradistanceiscalled(noise).17.Allfunctionsinspreadsheetsstartwith(anequalsign).18.AnE-mailservercanbeconsideredasa(powerfuloperatingsystem)19.Aprogrammingtechnique

6、thatallowsyoutoviewconceptsasavarietyofobjectsiscalled(objectorientedprogramming)20.Theinterferencethatdistortselectronicsignalstransmittedoveradistanceiscalled(noise).21.Aprograminstructionorapieceofdataisstoredinaspecificprimarystoragelocationcalledan

7、(address)22.Abusthatisusedtocontroltheaccesstoandtheuseofthedataandaddressbusiscalled(controlbus)23.Alocationinmemoryisaccessedbyits(address).24.AsmallpieceofcodethatcanbetransportedovertheInternetandexecutedontherecipient’smachine.Thesentencedescribes(

8、applet)25.AnE-mailservercanbeconsideredasa(high-configurationcomputer).26.Aprotocolisasetof(regulations).27.Whichnetworksusuallyspantensofkilometers?(Metropolitanarea)28.Acomputersystemhasinput,output,storage,and(CPU).29.AllIntra