1+2=?1+2+3=?1+2+3+4=?1+2+3+5+6+7+8+9+11+12+13+14+15+16+17+19+20==?abacuscalculatorHugecomputerPCnotebooklaptopmousekeyboardprinterspeakerscannerscreenmainboardCPU(Centerprocessingunit)harddiscfloppydisc主页硬件软件黑客防火墙病毒网站屏幕保护程序hackerscreensaversfirewallhomepagehardwaresoftwareviruswebsiteRelatedcomputerwordsWWWBlogWorldWideWeb万维网博客downloadupdate下载更新1、WhoAm“I”?2、Mainidea?TimeInventionDescription1642182219361960s1970sNowCalculatingmachineAnalyticalmachineUniversalmachineNetworkPersonalComputerInternetbeusedto_______Builtby____________;followinstructionsfrom____with_____Builtby________;solve___________problems;simple-mindedandartificialintelligence;thesize:small—____-smallGetnew________;bechanged;small&thin;getcleverer&quicker;beconnectedby____;share…with;talkto…bebroughtinto______beusedtodealwith…andcommunicatewith..;servetransistorscalculateCharlesBabbagecardsholesAlanTuringmathematicalhugenetworkhomescalculatingmachineAnalyticalmachineUniversalmachineArtificialintelligencePCInternet1642182219361960s1970snowWhatwillthecomputersbelikeinthefuture?TheDevelopmentOfComputersThecomputerbeganonlyasa________machinein1642andthenin1822itwasbuiltasan________________byCharlesBabbage.Later,AlanTuringbuilta_________________tosolveany______________problem.Atfirst,thecomputerwasnot____butthenitbecame_____andlaterbecame_______and________.calculatingAnalyticaluniversalmathematicalbigsmallersmallerhugeIntheearly1960s,computerscouldbeconnectedbya_________anditwasbroughttopeople’shomesin1970s.Sincethen,peoplehaveusedcomputersto__________informationand________________eachotheraroundtheworldbythe________.networkdealwithcommunicate_withInternetSummarySummaryMachinemachinenamefatherbornMysizeMyhistory:______________(1)______________(2)____________:_______(time)_______(place):______________________(earlier):_____________________(inthepast):______________________(modern)WhoamI?:in1642_____________in1822________________________in1936______________in1960scomputersgot__________in1970s______and______connctedPCscomputer:CharlesBabbageAlanTuring1642FrancethesizeofaroomBecamesmallerandsmallerBecamesmallandthinFrance,acalculatingmachineBuiltasanAnalyticalMachinetransistorFinalpresentationBuiltbyAlanTuringinternetnetworkMyusage_____________________________________________________________________________________________________________________1.Shareinformationwithothers2.Talktoeachother3.Dealwithinformation4.CommunicatewitheachotherPostreading(5m)Howtothemakegooduseofinternet?