Amaya Toman A yau na rukunin mu na yau da kullun, wanda muke taswirar muhimman abubuwan da suka faru a tarihin fasaha, zamu tuna da ƙaddamar da na'ura mai sarrafa 286 daga taron bita na Intel. Abin baƙin ciki shine, kashi na biyu na shirin na yau ba zai ƙara zama mai farin ciki ba - a ciki muna tunawa da mummunan hatsarin jirgin saman Columbia a 2003.
Zai iya zama sha'awar ku
Intel 286 processor (1982)
A ranar 1 ga Fabrairu, 1982, Intel ya gabatar da sabon processor 286 Cikakken sunansa Intel 80286 (wani lokaci ana kiransa iAPX 286). Microprocessor 16-bit ne bisa tsarin gine-ginen x86, wanda ke gudana a 6MHz da 8MHz, kuma an gabatar da bambance-bambancen 12,5MHz daga baya. IBM PC kwamfutoci na sirri, amma kuma injuna daga wasu masana'antun, galibi ana sanye su da wannan na'ura. An yi amfani da processor ɗin Intel 286 a cikin kwamfutoci na sirri har zuwa farkon 286s. An daina kera na'urar sarrafa Intel 1991 a cikin 80386, kuma processor ɗin Intel XNUMX ya zama magajinsa.
Jirgin Jirgin Sama na Kolumbia Crash (2003)
A ranar 1 ga Fabrairu, 2003, jirgin sararin samaniyar Columbia ya yi hatsari a ƙarshen aikin STS-107. Hadarin ya faru ne a kan dawowar - sama da kwata na sa'a kadan kafin sauka lafiya. Rushewar jirgin ya afku ne a wani tsayin kilomita 63 sama da yankin jihar Texas, Columbia na tafiya da gudun kilomita 5,5 a wancan lokacin, abin bakin ciki, babu daya daga cikin ma'aikatan jirgin guda bakwai da ya tsira daga hadarin Jirgin ya yi shawagi a yankin jihohin Amurka uku. Abubuwan da ke cikin tsarin ceto sun shiga cikin binciken ragowar ma'aikatan jirgin da kuma tarkacen jirgin, daidaita aikin da wani dan sama jannati James Donald Wetherbee ya yi. A yayin da ake neman tarkace, wani jirgin sama mai saukar ungulu kirar Bell 407 ya fada cikin dajin da ke Gabashin Texas a karshen watan Maris, inda ya kashe ma’aikatansa biyu.
