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新编计算机英语教程李心广柯晓华姚敏锋王敏 Chapter 051.ppt

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ChapterFiveOperatingSystems新编计算机专业英语IntroductionInthischapterwestudyoperatingsystems,puter’’:,providestheinterfacebywhichausercanrequesttheexecutionofprograms,:LinuxUNIXMacOSGoogleChromeOSWindowsOperatingSystems-.(job,queue,batchprocessing,etc)QueueOperatingSystems-TheHistoryofOperatingSystemsInteractiveprocessingandreal-modatetheseneeds,newoperatingsystemsweredeveloped,whichallowedaprogrambeingexecutedtocarryonadialoguewiththeusersthroughremoteterminals--TheHistoryofOperatingSystemsTime-sharingIfinteractivesystemshadbeenrequiredtoserveonlyoneuseratatime,real-,-taskingOperatingSystems-TheHistoryofOperatingSystemsTime-sharingIftheoperatingsysteminsistedonexecutingonlyonejobatatime,onlyoneuserwouldreceivesatisfactoryreal--sharing,-TheHistoryofOperatingSystemsTime-sharingByrapidlyshufflingthejobsbackandforthinthismanner,,time-sharingisusedinsingle-useraswellasmulti-usersystems,althoughintheformeritisusuallycalledmultitasking,-TheHistoryofOperatingSystemsCurrentOSInshort,plexsystemsthatcoordinatetime-sharing,maintainprogramsanddatafilesinthemachine’smassstoragedevices,puter’susers.

新编计算机英语教程李心广柯晓华姚敏锋王敏 Chapter 051 来自淘豆网www.taodocs.com转载请标明出处.

新编计算机英语教程 李心广 柯晓华 姚敏锋 王敏 Chapter 051.ppt

新编计算机英语教程李心广柯晓华姚敏锋王敏 Chapter 051.ppt