{"id":52853,"date":"2019-11-18T00:00:00","date_gmt":"2019-11-17T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/rozhdenie-obrazovatelnogo-po-i-ego-istoriya-ot-mehanicheskih-mashin-do-pervyh-kompyuterov"},"modified":"2020-02-18T14:00:40","modified_gmt":"2020-02-18T11:00:40","slug":"rozhdenie-obrazovatelnogo-po-i-ego-istoriya-ot-mehanicheskih-mashin-do-pervyh-kompyuterov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/rozhdenie-obrazovatelnogo-po-i-ego-istoriya-ot-mehanicheskih-mashin-do-pervyh-kompyuterov","title":{"rendered":"Na\u0219terea software-ului educa\u021bional \u0219i istoria sa: de la ma\u0219ini mecanice la primele computere","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ast\u0103zi, software-ul educa\u021bional reprezint\u0103 un set de aplica\u021bii pentru dezvoltarea anumitor abilit\u0103\u021bi la studen\u021bi. Dar aceste sisteme au ap\u0103rut pentru prima dat\u0103 acum mai bine de o sut\u0103 de ani \u2014 inginerii \u0219i inventatorii au parcurs un drum lung de la \u201ema\u0219inile\u201d educa\u021bionale mecanice imperfecte p\u00e2n\u0103 la primele calculatoare \u0219i algoritmi. Vom povesti mai multe despre aceasta.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/spbifmo\/blog\/476160\/\"><img decoding=\"async\" alt=\"Na\u0219terea software-ului educa\u021bional \u0219i istoria sa: de la ma\u0219ini mecanice la primele computere\" src=\"\/wp-content\/uploads\/2019\/11\/318d6b8d21bbef3f7aaf580af05727f4.jpeg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\n<i>Foto: <noindex><a rel=\"nofollow\" href=\"https:\/\/www.flickr.com\/photos\/crabchick\/2593426985\/\">crabchick<\/a><\/noindex> \/ CC BY<\/i><\/p>\n<h2>Primele experimente \u2014 reu\u0219ite \u0219i mai pu\u021bin reu\u0219ite<\/h2>\n<p>\nSoftware-ul educa\u021bional \u00ee\u0219i are originile la sf\u00e2r\u0219itul secolului XIX. O lung\u0103 perioad\u0103 de timp, principala surs\u0103 de cuno\u0219tin\u021be au r\u0103mas mentorii \u0219i c\u0103r\u021bile. Procesul educa\u021bional lua prea mult timp profesorilor, iar rezultatele l\u0103sau de dorit de multe ori.<\/p>\n<p>Succesul revolu\u021biei industriale a dus pe mul\u021bi, a\u0219a cum p\u0103rea atunci, la concluzia evident\u0103: studen\u021bii pot fi \u00eenv\u0103\u021ba\u021bi mai repede \u0219i mai eficient dac\u0103 profesorii sunt \u00eenlocui\u021bi de ma\u0219ini de \u00eenv\u0103\u021bare mecanice. Atunci, \u201econveyorul\u201d educa\u021bional ar permite formarea speciali\u0219tilor cu cheltuieli de timp mai mici. Ast\u0103zi, \u00eencerc\u0103rile de a mecaniza acest proces par naive. Dar tocmai acest \u201esteampunk educa\u021bional\u201d a devenit baza tehnologiilor moderne.<\/p>\n<p>Primul brevet pentru un dispozitiv mecanic de \u00eenv\u0103\u021bare agramaticii <noindex><a rel=\"nofollow\" href=\"https:\/\/patentimages.storage.googleapis.com\/5b\/96\/4a\/828c25f53742b2\/US52758-drawings-page-1.png\">a ob\u021binut<\/a><\/noindex> \u00een 1866, americanul Halcyon Skinner. Ma\u0219ina era o cutie cu dou\u0103 feronier. \u00centr-unul dintre ele, elevul vedea desene (de exemplu, un cal). \u00cen a doua fereastr\u0103, prin butoane, introducea numele obiectului. Totu\u0219i, sistemul nu corecta erorile \u0219i nu efectua verific\u0103ri.<\/p>\n<p>\u00cen 1911, un dispozitiv pentru \u00eenv\u0103\u021barea aritmeticii, cititului \u0219i scrierii a fost brevetat de psihologul Herbert Austin Aikins de la Universitatea Yale. Elevul combina trei blocuri din lemn cu decupaje speciale \u00eentr-o cutie de lemn. Aceste blocuri reprezentau, de exemplu, elementele unei probleme simple de aritmetic\u0103. Dac\u0103 figurile erau corecte, \u00een partea de sus a pl\u0103cilor se forma r\u0103spunsul corect (<noindex><a rel=\"nofollow\" href=\"https:\/\/blog.grendel.no\/wp-content\/uploads\/2008\/07\/a-history-of-teaching-machines.pdf\">fig.2<\/a><\/noindex>).<\/p>\n<p>\u00cen 1912, fundamentul pentru noi \u0219i mai eficiente metode automatizate de \u00eenv\u0103\u021bare a fost pus de psihologul american <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%A2%D0%BE%D1%80%D0%BD%D0%B4%D0%B0%D0%B9%D0%BA,_%D0%AD%D0%B4%D0%B2%D0%B0%D1%80%D0%B4_%D0%9B%D0%B8\">Edward Lee Thorndike<\/a><\/noindex> (Edward Lee Thorndike) \u00een cartea \u201eEduca\u021bia\u201d. El considera c\u0103 principalul minus al manualelor este faptul c\u0103 studen\u021bii sunt l\u0103sa\u021bi pe cont propriu. Ace\u0219tia pot s\u0103 nu acorde aten\u021bie unor momente importante sau, f\u0103r\u0103 a asimila materialul mai vechi, s\u0103 treac\u0103 la studiul celui nou. Thorndike a propus o abordare fundamental diferit\u0103: \u201eo carte mecanic\u0103\u201d, \u00een care sec\u021biunile urm\u0103toare se deschid doar dup\u0103 ce cele anterioare au fost parcurse corespunz\u0103tor.<\/p>\n<p><img decoding=\"async\" alt=\"Na\u0219terea software-ului educa\u021bional \u0219i istoria sa: de la ma\u0219ini mecanice la primele computere\" src=\"\/wp-content\/uploads\/2019\/11\/75dc44a2ba25347108bbfb77acb19b8a.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Foto: <noindex><a rel=\"nofollow\" href=\"https:\/\/unsplash.com\/photos\/DzqkDffa00c\">Anastasia Zhenina<\/a><\/noindex> \/ Unsplash.com<\/i><\/p>\n<p>\u00cen lucrarea voluminoas\u0103 a lui Thorndike, descrierea dispozitivului ocupa <noindex><a rel=\"nofollow\" href=\"https:\/\/archive.org\/details\/educationfirstbo00thoruoft\/page\/164\">mai pu\u021bin de o pagin\u0103<\/a><\/noindex>, observa\u021biile sale nu erau detaliate. Dar acesta era suficient ca \u00een 1924 profesorul Universit\u0103\u021bii din Ohio, Sidney Pressey, inspirat de munca psihologului, <noindex><a rel=\"nofollow\" href=\"https:\/\/elearningindustry.com\/history-of-elearning-infographic-education-2012\">a construit<\/a><\/noindex> un sistem de formare \u2014 Automatic Teacher. Pe tamburul ma\u0219inii, elevul putea vedea o \u00eentrebare \u0219i op\u021biuni de r\u0103spuns. Ap\u0103s\u00e2nd una dintre cele patru taste mecanice, acesta alegea r\u0103spunsul corect. Apoi, tamburul se rotea \u0219i dispozitivul \u201eofer\u0103\u201d urm\u0103toarea \u00eentrebare. \u00cen plus, un contor marca num\u0103rul \u00eencerc\u0103rilor corecte.<\/p>\n<blockquote><p>\u00cen 1928, Pressey <noindex><a rel=\"nofollow\" href=\"https:\/\/patentimages.storage.googleapis.com\/52\/32\/9b\/a685e1fcb2143e\/US1670480-drawings-page-1.png\">a ob\u021binut<\/a><\/noindex> a ob\u021binut brevetul pentru inven\u021bie, dar nu a realizat ideea lui Thorndike \u00een \u00eentregime. Automatic Teacher nu putea \u00eenv\u0103\u021ba, dar permitea testarea rapid\u0103 a cuno\u0219tin\u021belor.<\/p><\/blockquote>\n<p>\nDup\u0103 Sidney Pressey, mul\u021bi inventatori au \u00eenceput s\u0103 construiasc\u0103 noi \u201ema\u0219ini de \u00eenv\u0103\u021bare\u201d. Ace\u0219tia combinau experien\u021ba secolului XIX, ideile lui Thorndike \u0219i tehnologiile noului secol. P\u00e2n\u0103 \u00een 1936, \u00een SUA <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.grendel.no\/wp-content\/uploads\/2008\/07\/a-history-of-teaching-machines.pdf\">au fost emise<\/a><\/noindex> 700 de brevete diferite pentru \u201ema\u0219ini de \u00eenv\u0103\u021bare\u201d. Dar mai apoi a \u00eenceput al Doilea R\u0103zboi Mondial, lucr\u0103rile \u00een acest domeniu s-au oprit, iar realiz\u0103rile semnificative au \u00eent\u00e2rziat aproape 20 de ani.<\/p>\n<h2>Ma\u0219ina de \u00eenv\u0103\u021bare a lui Frederick Skinner<\/h2>\n<p>\n\u00cen 1954, profesorul Universit\u0103\u021bii din Cambridge, Burrhus Frederick Skinner, a formulat principalele principii ale studiului gramaticii, matematicii \u0219i altor discipline. Conceptul <noindex><a rel=\"nofollow\" href=\"https:\/\/chip.web.ischool.illinois.edu\/people\/projects\/timeline\/1954teaching_machine.html\">a devenit cunoscut<\/a><\/noindex> sub numele de teoria \u00eenv\u0103\u021b\u0103rii programate (programmed learning).<\/p>\n<p>Aceasta stipuleaz\u0103 c\u0103 principalul component al unui dispozitiv de \u00eenv\u0103\u021bare trebuie s\u0103 fie un program strict cu elemente pentru studiu \u0219i verificarea materialului. Procesul de \u00eenv\u0103\u021bare este treptat \u2014 elevul nu avanseaz\u0103 p\u00e2n\u0103 nu a studiat tema necesar\u0103 \u0219i nu a r\u0103spuns la \u00eentreb\u0103rile de control. \u00cen acela\u0219i an, Skinner a prezentat \u201ema\u0219ina de \u00eenv\u0103\u021bare\u201d pentru utilizare \u00een \u0219coli.<\/p>\n<p>\u00centreb\u0103rile erau tip\u0103rite pe cartoane \u0219i afi\u0219ate \u201ecadru cu cadru\u201d \u00eentr-o fereastr\u0103 special\u0103. Elevul introducea r\u0103spunsul pe tastatura dispozitivului. Dac\u0103 r\u0103spunsul era corect, ma\u0219ina perfora o gaur\u0103 \u00een cartona\u0219. Sistemul lui Skinner se distinge prin faptul c\u0103, dup\u0103 primul set de \u00eentreb\u0103ri, studentul primea din nou doar acelea la care nu a reu\u0219it s\u0103 r\u0103spund\u0103. Ciclu se repeta p\u00e2n\u0103 c\u00e2nd nu mai erau sarcini nerezolvate. Astfel, dispozitivul nu doar c\u0103 testa cuno\u0219tin\u021bele, ci \u0219i educa studen\u021bii.<\/p>\n<blockquote><p>\u00cen scurt timp, ma\u0219ina a fost lansat\u0103 \u00een produc\u021bie de mas\u0103. Ast\u0103zi, inven\u021bia lui Skinner este considerat\u0103 primul dispozitiv care a reu\u0219it s\u0103 combine rezultatele cercet\u0103rilor teoretice \u00een psihologia educa\u021bional\u0103 cu inova\u021biile tehnologice ale vremii.<\/p><\/blockquote>\n<p><\/p>\n<h2>Sistemul PLATO, care a existat timp de 40 de ani<\/h2>\n<p>\nBaz\u00e2ndu-se pe teoria \u00eenv\u0103\u021b\u0103rii programate, \u00een 1960, inginerul de 26 de ani <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Donald_Bitzer\">Donald Bitzer<\/a><\/noindex> (Donald Bitzer), proasp\u0103t absolvent al Universit\u0103\u021bii din Illinois, <noindex><a rel=\"nofollow\" href=\"http:\/\/thinkofit.com\/plato\/dwplato.htm\">a dezvoltat<\/a><\/noindex> sistemul computerizat PLATO (Logic\u0103 Programat\u0103 pentru Opera\u021biuni de Predare Automatizat\u0103).<\/p>\n<p>Terminalele PLATO erau conectate la un mainframe universitar <noindex><a rel=\"nofollow\" href=\"https:\/\/archives.library.illinois.edu\/blog\/birth-of-the-computer-age\/\">ILLIAC I<\/a><\/noindex>. Ecranul pentru acestea era un televizor obi\u0219nuit, iar pe tastatur\u0103 utilizatorul avea doar 16 taste pentru navigare. Studen\u021bii universit\u0103\u021bii puteau studia mai multe cursuri tematice.<\/p>\n<p><img decoding=\"async\" alt=\"Na\u0219terea software-ului educa\u021bional \u0219i istoria sa: de la ma\u0219ini mecanice la primele computere\" src=\"\/wp-content\/uploads\/2019\/11\/addcdda837cc8a306e9ee34d82d7d876.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Foto: <noindex><a rel=\"nofollow\" href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%A4%D0%B0%D0%B9%D0%BB:PLATO4kb.jpg\">Aumakua<\/a><\/noindex> \/ PD \/ \u041a\u043b\u0430\u0432\u0438\u0430\u0442\u0443\u0440\u0430 PLATO4<\/i><\/p>\n<p>Prima versiune a PLATO a fost experimental\u0103 \u0219i avea limit\u0103ri semnificative: de exemplu, posibilitatea ca dou\u0103 persoane s\u0103 lucreze simultan cu aceasta a ap\u0103rut abia \u00een 1961 (\u00een versiunea actualizat\u0103 PLATO II). Iar \u00een 1969, inginerii au prezentat un limbaj special de programare <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/TUTOR_(programming_language)\">TUTOR<\/a><\/noindex> pentru dezvoltarea nu doar a materialelor didactice, ci \u0219i a jocurilor.<\/p>\n<blockquote><p>PLATO a evoluat, iar \u00een 1970 Universitatea din Illinois a \u00eencheiat un acord cu compania Control Data Corporation. Dispozitivul a fost lansat pe pia\u021ba comercial\u0103.<\/p>\n<p>Dup\u0103 \u0219ase ani, PLATO avea deja 950 de terminale \u00een func\u021biune, iar volumul total al cursurilor era de 12.000 de ore de studiu pe diverse discipline universitare.<\/p><\/blockquote>\n<p>\nAst\u0103zi, sistemul nu mai este utilizat \u2014 a fost \u00eencheiat \u00een 2000. Cu toate acestea, organiza\u021bia PLATO Learning (acum Edmentum), responsabil\u0103 pentru promovarea terminalelor, dezvolt\u0103 cursuri educa\u021bionale.<\/p>\n<h2>\u201ePot robo\u021bii s\u0103 \u00ee\u0219i \u00eenve\u021be copiii no\u0219tri\u201d<\/h2>\n<p>\nOdat\u0103 cu dezvoltarea noilor tehnologii de \u00eenv\u0103\u021bare, \u00een anii '60 a \u00eenceput \u0219i critica \u2014 mai ales \u00een presa american\u0103 popular\u0103. Titlurile din ziare \u0219i reviste precum \u201eMa\u0219ini de \u00eenv\u0103\u021bare: binecuv\u00e2ntare sau blestem?\u201d vorbeau de la sine. <noindex><a rel=\"nofollow\" href=\"https:\/\/blog.grendel.no\/wp-content\/uploads\/2008\/07\/a-history-of-teaching-machines.pdf\">Reclama\u021bii<\/a><\/noindex> skep\u021bilor se rezumau la trei subiecte.<\/p>\n<p>\u00cen primul r\u00e2nd, era lipsa preg\u0103tirii metodice \u0219i tehnice a profesorilor pe fondul insuficien\u021bei resurselor umane \u00een \u0219colile americane. \u00cen al doilea r\u00e2nd, costul ridicat al echipamentului \u0219i num\u0103rul redus de cursuri disponibile. De exemplu, \u0219colile dintr-un district au cheltuit 5000 de dolari (o sum\u0103 enorm\u0103 pentru acea vreme), dup\u0103 care au descoperit c\u0103 pentru o educa\u021bie complet\u0103 le lipsesc materialele.<\/p>\n<p>\u00cen al treilea r\u00e2nd, exper\u021bii erau \u00eengrijora\u021bi de posibila dehumanizare a educa\u021biei. Prea mul\u021bi entuzia\u0219ti vorbeau despre cum, \u00een viitor, profesorii nu vor mai fi necesari.<\/p>\n<p>Dezvoltarea ulterioar\u0103 a ar\u0103tat c\u0103 temerile erau nejustificate: profesorii nu au devenit asisten\u021bi t\u0103cu\u021bi ai calculatorului, costurile echipamentului \u0219i software-ului au sc\u0103zut, iar num\u0103rul materialelor educa\u021bionale a crescut. Dar acest lucru s-a \u00eent\u00e2mplat abia \u00een anii '80 \u0219i '90, c\u00e2nd au ap\u0103rut noi dezvolt\u0103ri care au eclipsat succesele PLATO.<\/p>\n<p>Despre aceste tehnologii vom vorbi data viitoare.<\/p>\n<p>\n<b>Despre ce mai scriem pe \u0425\u0430\u0431\u0440\u0435:<\/b><\/p>\n<ul>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/spbifmo\/blog\/476092\/\">Despre direc\u021biile \u201eFotonica\u201d, \u201eProgramare \u0219i IT\u201d \u0219i \u201eSecuritate informa\u021bional\u0103 \u0219i cibernetic\u0103\u201d la olimpiada \u201eEu sunt profesionist\u201d<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/spbifmo\/blog\/475578\/\">Ce trebuie s\u0103 \u0219ti\u021bi despre olimpiada \u201eEu sunt profesionist\u201d: \u201eDate mari\u201d \u0219i \u201eRobotica\u201d<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/spbifmo\/blog\/472258\/\">Cum s\u0103 \u201e\u00eenv\u0103\u021b\u0103m s\u0103 \u00eenv\u0103\u021b\u0103m\u201d \u2014 \u00eembun\u0103t\u0103\u021bim aten\u021bia<\/a><\/noindex><\/li>\n<li><noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/spbifmo\/blog\/471334\/\">S\u0103 memor\u0103m, dar s\u0103 nu \u00eenv\u0103\u021b\u0103m pe de rost \u2014 studiul \u201epe carduri\u201d<\/a><\/noindex><\/li>\n<\/ul>\n<p>Sursa: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/spbifmo\/blog\/476160\/\">habr.com<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0435\u0433\u043e\u0434\u043d\u044f \u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0435 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u0435 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 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