计算机技术导论试题及答案（introduction to computer technology questions and answers）

《计算机技术导论试题及答案（introduction to computer technology questions and answers）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、计算机技术导论试题(4)及答案（Introductiontocomputertechnologyquestions(4)andanswers）Judgmentquestion(1).ThebasiccomputerbelongstothevonNeumannarchitecture.(a)Correctmistake(2)binarynumbersareconvertedintosixteendigits,eachrequiring3decimalpoints.(b)Correctmistake(3)thenumberofindexbitsinfloatingnumbe

2、rsindicatesthatthelargerthedatarepresentation,thegreaterthefansize.(a)Correctmistake(4).Alogicoperationbetweenbitssometimescarryinandout.(b)Correctmistake(5)themainpurposeofvirtualmemoryistosolvethecontradictionbetweenCPUandmainmemoryspeedmismatch.(b)Correctmistake(6)virtualmemoryisdesig

3、nedaccordingtotheprincipleofprogramlocality.(a)Correctmistake(7)iftheaddresslineofCPUhasanroot,theCPUaddressablememoryspaceis2n.(a)Correctmistake(8)machinelanguageisahigh-levellanguage.(b)Correctmistake(9)theinputprincipleofWordisthatyoucanarbitrarilyaddspacekey,andyoucannotaddanyenterke

4、y.(b)Correctmistake(10)thenameoftheExcelworksheetisdeterminedbythefilename.(b)Correctmistake(11)arelationshipcanhaveonlyonecandidatekey.(b)Correctmistake(12)thesamepropertycannotexistinarelationalschema.(a)Correctmistake(13)themanytomanylinksbetweenentitiesaretranslatedintoonetomanylinks

5、whenimplementedinAccess.(a)Correctmistake(14)bridgesareinterconnectingdevicesonthenetworklayer.(b)Correctmistake(15)interconnectiondevicesoverthenetworklayerarecalledgateways.(a)Correctmistake(16)thecomputernetworkislogicallydividedintodataprocessingsubnetandcommunicationsubnet.(b)Correc

6、tmistake(17)Dreamweavercanonlypagelayoutintabularform.(b)Correctmistake(18)awebpagewithFlashanimationcanbecalledadynamicwebpage.(b)Correctmistake(19)incomputernetworks,end-to-endencryptionisonlyformessageencryption,andheaderisforplaintransmission.(a)Correctmistake(20)toprotectthecopyrigh

7、tofcomputerprogramcode,wecanapplyforinventionpatent.(b)CorrectmistakeRadioexamination(21)acompletecomputersystemconsistsof(C).HardwareSystemsoftwareandapplicationsoftwareHardwaresystemandsoftwaresystemCentralprocessingunit(22)themostimportantcorepartofacomputeris(B).DRAMC