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1、计算机导论考试简答题（Introductiontocomputertest）9、whatcomponentsdoyouneedtoassembleapersonalcomputer?Pleasegivealistofthecomponentsforassemblingthecomputer.Answer:motherboards,graphicscards,networkcards,memory,harddisk,chassis,power,keyboard,mouse,CD-ROM,monitor,CPU.Graphics
2、cardandnetworkcardareintegratedonthemotherboard,youcanalsobuyindependent,aswellasaudioequipment.10.Forstructuredprogramminglanguages,therearethreebasicprogramstructures.Whatarethethreebasicprogramstructures,pleasegiveanexample.Answer:sequentialstructure,choicestruc
3、ture,cyclicstructure;1.,sequentialstructure:fromtoptobottominordertoperform.2.selectionstructure:statementswithifThe3.loopstructure:statementswithforandwhile11.Thefileisacollectionofrelateddatastoredinmemoryonthecomputer.Whatisthefilenamingrule?Howdoestheoperatings
4、ystemorganizefiles?Whataretheadvantagesofthisorganizationalapproach?Answer:thefilenameofafileconsistsoftwoparts:themainfilenameandtheextension.Whenextensionsareused,numbersareseparated.Filesinthesamefolderarenotallowedtohavethesamefilename,Organization:organizedocu
5、mentsatdifferentlevelsAdvantages:itwillgreatlyimprovetheefficiencyofdocumentmanagement,especiallytheefficiencyoffilesearch.12,forthecomputersystem?Neumannsystem,letthecomputertocompleteatask,whichcanbedividedintoseveralsteps?Answer:input-"storage-"control-"operatio
6、n-"output,15,whatarethemaintechnicalmeasurestoensurethesecurityofcomputersystems?Answer:threeaspectsoftechnicalsafety,managementsafety,legalsecurity.Antivirustechnology,antihackertechnology,firewalltechnology,intrusiondetectiontechnology,dataencryptiontechnology,se
7、curityauthenticationtechnology16,abriefdescriptionofthedevelopmentprocessofcomputers.Answer:ENIACjustafewdecadesafterbirth,thedevelopmentofcomputersbyleapsandbounds.Themainelectronicdeviceshavebeenusingvacuumtubes,transistors,mediumandsmallscaleintegratedcircuitsan
8、dlargescaleandverylargescaleintegratedcircuits,whichhaveledtoseveralupgradingofcomputers.Thefirstgeneration(1946~1957)isacomputer,itisthebasicele
