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Unit I: Introduction to Computer System



                       1                                            COMPUTER SYSTEMS
                                                                           INTRODUCTION TO













              Chapter Outline


              1.1nEvolutonnofn oomutngnDtvictyn                  1.2n PU
              1.3nInmutnDtvictyn                                 1.4nOutmutnDtvicty
              1.5nMtoorSnUnitn                                   1.6nDatan amturing,n toragt,nandnRttritval
              1.7n oftwart





            Introduction

             oomutngnttchnologSnhayniomacttdnalooytntvtrSnfacttnofnournlift.nExaomltynofncoomutngnttchnologSnincludtncrtatngn
            andocuotnt,noakingnanmrtytntatonnonnanmrojtctnthatnSounhavtndtvtlomtdnfornancouryt,nyhommingnonnannt-coootrctn
            yitt,noanagingninvtntorSninnanytort,nt-ltarning,nwatchingnanvidtononnYouTubt,nbookingnantckttnfornantrainnornanflight,n n
            otdicalndiagnoyiynandntrtatotnt,noainttnanctnofnotdicalnrtcordy,nandnotanynofntnttrtainotntnliktnoakingnofnfiloy,n
            vidtongaoty,nandnmuzzlty,noakingnanhottlnrtytrvaton,nanmhontncallnonnSournoobilt,nornonlintnmaSotntnofnbilly.nThuy,n
            thtncoomuttrnhaynbtcootnanninttgralnmartnofnournlivty.n
            Now,nbtingnawartnofnyonoanSnammlicatonynofncoomuttry,ncannSounfindnangtntricnanywtrntonthtnfollowingnqutyton,n
            whichnammlityntonallnthtnammlicatonynotntontdnabovt:nWhatndotynancoomuttrndo?nWtll,nthtnanywtrniynyiomlt:nitn
            mroductynanuytfulnoutmutnfornuy.nForntxaomlt,nSounoaSnbtninttrtyttdntonyttnonnancoomuttrnthtnavtragtnoarkynofn
            ytudtntyninnanclayy,nornSounoaSnliktntondtyignnanmaintngnandnmrintnitnonnmamtrnuyingnancolournmrinttr,nornSounoaSnwantn
            tonliyttnntonthtnouyicnofnSournmrtftrrtdntSmtnonnanoobilt,nornSounoaSnliktnthtnbrooonofnanrobotntoncltannthtnfloor.n
             o,ntonmroductnanuytfulnoutmutnfornuy,nancoomuttrnouytnhavtnannoutmutnunitnthatncanndtlivtrnthtndtyirtdnoutmutnonn
            anyuitabltndtvict,ncalltdnannoutmutndtvict.nThuy,nanoonitornthatndiymlaSynthtnavtragtnoarkynofnytudtntyninnanclayy,n
            anmrinttrnthatnmrintynanmaintngnonnmamtr,nornthtnymtaktrnofnanoobiltnmhontnthatnmlaSynournfavourittnouyic,nartn
            txaomltynofnoutmutndtvicty.nTonmroductnyootthingnuytful,nwtnouytnbtnabltntongivtninytructonyntonthtncoomuttr.n
            Tontaktnthtytninytructonynfroonuy,nitnouytnhavtnanninmutnunit.nFurthtr,nancoomuttrnouytnbtnabltntonmroctyynourn
            inytructony.nHtnct,nitnouytnhavtnanmroctyyingnunit.nWhiltnmroctyying,nthtndatanandninytructonynouytnbtnytortdn
            yootwhtrt.n o,nancoomuttrnouytnhavtnanotoorSnunit.
            Nownwtnrtcogniytnthatnancoomuttrnmroductynuytfulnoutmutynfornuy.nButnwtncannotntxmtctnancoomuttrntonmroductn
            an uytfuln outmutn withoutn inttractngn withn it.n  o,n thtrtn ouytn btn an otchaniyon ton givtn inytructonyn ton an coomuttr.n
            Ton taktn thtytn inytructonyn froon uy,n itn ouytn havtn ann inmutn unit.n An ktSboardn iyn thtn ooytn coooonn txaomltn ofn
            ann inmutn dtvict.n Furthtr,n btfortn mroducingn ann outmut,n an coomuttrn ouytn btn abltn ton mroctyyn ourn inytructony.n




                                                                                 Introductonnton oomuttrn Syttoy  1
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