计算机专业英语 第3版 王祥林 陈静姣 09 Computer Software

《计算机专业英语 第3版 王祥林 陈静姣 09 Computer Software》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、Text1WhatIstheComputerSoftware?Unit9ComputerSoftwareText2RelationshiptoHardwareandDataText3CategoriesofComputerSoftwareText4CopyrightInfringementofSoftwareText1WhatIstheComputerSoftware?VocabularyandKeywords（生词和关键词）Notes（注释）TermsandTips（术语和提示信息）Computerpl

2、aysakeyroleinhowindividualsworkandhowtheylive[1].Eventhesmallestorganizationshavecomputerstohelpthemoperatemoreefficiently,andmanyindividualsusecomputersathomeforeducational,entertainment,andbusinesspurposes.Thecomputersmakethemenmoreproductive[2].Whatmak

3、esthecomputersopowerfulissoftware(Figure9-1).Softwaredetermineswhatacomputercando.Inasense,ittransformsthecomputerintoaversatilemachine.Figure9-1ComputersoftwareComputersoftwareisasetofinstructionsthattellsacomputerhowtoperformaparticulartask[3].Tobeusefu

4、l,acomputerhastobeinstalledvarioussoftware.Acomputerwithoutsoftwareisjustlikearecordplayerwithoutanyrecords,atapeplayerwithoutanytapesoraCDplayerwithoutanyCDs[4].Withoutsoftware,acomputerisjustauselessgadgetwithapowerswitch.Awordprocessingprogramthatyouca

5、nusetowritelettersonyourcomputerisatypeofsoftware.Theoperatingsystem(OS)issoftwarethatmanagesyourcomputerandthedevicesconnectedtoit.UsuallythecomputersoftwareisdistributedonCDsorDVDs.SomesoftwaresuchasfreewarealsocanbedownloadedfromtheInternet.Computersof

6、twareisessentiallycomposedofasetofinstructionswhichisalsoreferredtoascomputerprograms[5].Computerprogrammerswriteinstructionsforthecomputerprogramsthatbecomethecomponentsofacomputersoftwareproduct.ThefinishedsoftwareproductisthendistributedonCDsorDVDsbyso

7、ftwarepublishers,whicharecompaniesthatspecializeinmarketingandsellingcommercialsoftware[6]．ThesoftwareCDorDVDcontainsmanyfileswithdifferentextensions.Thefileswith.exeextensionareuser-executableprogramfilesanddesignedtobelaunched,orstartedbyusers.Tostartth

8、efiles,userscandouble-clickthefileicons[7].Otherfilesarenotdesignedtoberunbyusers.Thesesupportprogramscontaininstructionsforthecomputertousewiththemainuser-executablefile.Inadditiontotheseprogramfiles,somedatafilesa