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IiNkqubo zoLawulo lweDatha kunye neeDBMS

Imbali yeteknoloji yolwazi kwimibutho

Iinkampani zaqala ukusebenzisa ii-automatism kunye noomatshini nangaphambi kokufika kweekhompyuter, umzekelo ekuqaleni kweminyaka yoo-1900 oomatshini babesetyenziselwa ukulungelelanisa irejistri kusetyenziswa amakhadi acwangcisiweyo kunye neendlela zokhetho, okanye ukushwankathela ulwazi kunye neeakhawunti, ezifana neTabulating okanye Accounting Machines.

Oomatshini boShishino baMazwe ngaMazwe, i-IBM, yazalwa ngokuchanekileyo kweli candelo: ekuqaleni yayithengisa iinkqubo ze-invoyisi, ezazisenziwa amawaka ezihlandlo ngenyanga; bekukho ke ngoko iinkqubo zokuvelisa ii-invoyisi, kodwa hayi ezolawulo: bekungekho zibalo kwaye bekungekho ndawo yokugcina imithamo emikhulu yemali. dati.

A metà degli anni 30 e degli anni 40, tre gruppi di lavoro principali lavorano sui calcolatori elettronici programmabili: Alan Turing in Inghilterra, con l’obiettivo di realizzare un sistema di crittazione per scopi bellici, Konrad Zuse in Germania (da alcuni reputato il vero inventore del calcolatore elettronico) e John von Neumann con il team dell’ENIAC in America. Gli americani in particolare hanno avuto il merito, dopo la guerra, di vedere un ruolo dei calcolatori all’interno delle organizzazioni e di introdurli quindi in questi ambienti.

Ingqikelelo yecalculator enokucwangciswa, nangona kunjalo, yandulela eli xesha: sele iphakathi kwiminyaka yoo-1800 uCharles Babbage wayedale umatshini womatshini ukwenza izibalo, "injini eyahlukileyo". Lo matshini, nangona kunjalo, wachatshazelwa ziingxaki zoomatshini kwaye awuzange wakhiwe yiBabbage (imveliso ngokwendlela yoyilo yokuqala yagqitywa ngo-1991, iMyuziyam yeSayensi London). I-Babbage kamva yaqulunqa "i-injini yokuhlaziya", umatshini onzima ngakumbi, osebenzisa amakhadi amanqindi, kwaye okwazi ukucwangciswa ngokuthanda. Yayineeyunithi ze-arithmetic, ulawulo lokuhamba kunye nememori: yayiluyilo lokuqala lwekhompyuter egcwele iTuring.

Ekupheleni kweminyaka yoo-50 kwafunyaniswa ukuba isixhobo sokubala singasetyenziswa kushishino nakulawulo lukarhulumente, umbutho wabo wawutsala nzima ngenxa yobuninzi bezixhobo. dati. Ngenxa yeendleko eziphezulu, kuphela imibutho emikhulu kunye namaziko ophando (afana nendawo) kunye nomkhosi unokuhlawula i-calculator.

Ngeminyaka yoo-60, iteknoloji yolwazi ekugqibeleni yangena kwiinkampani ngendlela esasazeke kakhulu, kwakhona ngenxa yendima ye-IBM, eyaphuhlisa isiseko sokuqala, iSystem/360 (1964), eyilelwe ukuba ibenokusasazwa okubanzi kakhulu kwimibutho ephakathi/emikhulu yelo xesha. .

In quell’epoca anche in Italia vi era una produzione di calcolatori elettronici per le organizzazioni, grazie ad Olivetti. Quest’azienda era composta da due gruppi di lavoro: a Pisa ingcamango kunye noyilo lomzimba lomatshini lwenziwa, e-Ivrea kwakukho iziko lezorhwebo lokuthengisa kunye nokusebenzisana nomthengi. Ukuphuhliswa kweekhompyuter, ngeli xesha, kwakungumngeni kunye ne-adventure, ekubeni iinkqubo zophuhliso eziqinisekisa ukudalwa koomatshini abasebenzisekayo kakhulu babengekabikho.

Ekuhambeni kwexesha ezi teknoloji zasasazeka kwaye ikhompyutha yaba yindlela yokulawula yonke ingcaciso ekhowudiweyo.

Namhlanje, xa kuthelekiswa neminyaka eyi-40 edlulileyo, iteknoloji yolwazi itshintshile kakhulu. Kubekho uphuculo oluninzi ukusukela ngeentsuku zamakhadi akhutshiweyo, kodwa ngelishwa kuye kwakho iingxaki ezingenakuthintelwa ezibangelwa lutshintsho olufunekayo. Ngoku, ngalo lonke ixesha sazisa utshintsho kufuneka sijongane nobuchwepheshe obukhoyo (obuphilayo), obuhlala bubhalwe kakubi okanye obungabhalwanga konke konke, sibona kwangaphambili ukudityaniswa kunye namaxesha okufuduka, kunye nokungqubana nokuxhathisa abasebenzisi.

Kwimibutho yoshishino kukho ukutyhala kusetyenziso oluqhubekayo lweekhaltyhuleyitha ngezizathu ezahlukeneyo. Ezona zicinezela kakhulu zizixa ezikhulu ze dati ukulawula, ulwazi oluhlala lungenakwakhiwa, kunye nesidingo sokwenza izibalo eziphindaphindayo okanye ezinzima.

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