选择题(每题一分)(50)

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1、國立彰化師範大學95學年度學士班二年級轉學生招生考試試題學系：資訊工程學系科目：計算機概論☆☆請在答案紙上作答☆☆共5頁，第5頁一、選擇題(每題一分)（50%）1.Astep-by-stepsolutiontoaproblemiscalleda.hardwareb.anoperatingsystemc.acomputerlanguaged.analgorithm2.FORTRANandCOBOLareexamplesofa.hardwareb.operatingsystemsc.computerlanguaged.algorithms3.Inexten

2、dedASCII,eachsymbolisbits.a.7b.8c.9d.104.Whenyouwanttodownloadmusictoacomputer,theaudiosignalmustbea.sampleb.quantizedc.codedd.alloftheabove5.IftheASCIIcodeforZis1011010,thentheASCIIcodeforzisa.1011011b.1011110c.1111010d.00110106.Innumberrepresentation,1111inmemoryrepresent-0.a.

3、unsignedintegerb.sign-and-magnitudec.one’scomplementd.two’scomplement7.Theprecisionofthefractionalnumberstoredinacomputerisdefinedbythea.signb.exponentc.mantissad.anyoftheabove8.Whichnumberrepresentationmethodismostwidelyusedforstoringnumberinacomputer?a.two’scomplementb.sign-an

4、d-magnitudec.one’scomplementd.unsignedinteger9.Forthebinaryoperator,iftheinputistwo1’s,theoutputis0a.ANDb.ORc.XORd.alloftheabove10.InthemethodtosynchronizetheoperationoftheCPUwiththeI/Odevice,alargeblockofdatacanbepassedfromanI/Odevicetomemorydirectly.a.programmedI/Ob.interrupt-

5、drivenI/Oc.DMAd.isolatedI/O11.Thethreestepsintherunningofaprogramonacomputerareperformedinthisspecificorder.a.fetch,execute,anddecodeb.decode,execute,andfetchc.fetch,decode,andexecuted.decode,fetch,andexecute12.Whichopticalstoragedevicehasthehighestcapacity?a.CD-ROMb.CD-Rc.CD-RW

6、d.DVD13.Thememorycontainsacopyofaportionofmainmemory.a.CPUb.cachec.maind.ROM14.TheOSImodelhaslayers.a.5b.6c.7d.8-5-國立彰化師範大學95學年度學士班二年級轉學生招生考試試題學系：資訊工程學系科目：計算機概論☆☆請在答案紙上作答☆☆共5頁，第5頁Aisaconnectingdevicethatactsasaprotocolconverter.a.repeaterb.bridgec.routerd.gateway1.Whatisthedomai

7、nnameintheemailaddresskayla@pit.arc.nasa.gov?a.kaylab.pit.arc.nasa.govc.kayla@pit.arc.nasa.govd.nasa.gov2.isaprogramthatfacilitatestheexecutionofotherprograms.a.Anoperatingsystemb.Hardwarec.Aqueued.Anapplicationprogram3.AsystemwithmorethanoneCPUrequiresaoperatingsystema.batchb.t

8、ime-sharingc.paralleld.distributed4.Thecontroll