Amaya Toman N'ime nkeji nkeji nke usoro anyị na-emekarị maka mmemme teknụzụ bụ isi, anyị na-ebu ụzọ na-aga na 1970s wee gaa na 1980s. Anyị ga-echeta mmalite mmalite nke CBBS mbụ, yana iwebata PC Portable site na IBM.
O nwere ike ịbụ mmasị gị
Mbụ CBBS (1978)
Na February 16, 1978, etinyere CBBS mbụ (Computerized Bulletin Board System) na Chicago, Illinois. Ndị a bụ bọọdụ mgbasa ozi eletrọnịkị, nke kewara n'isiokwu. A na-agba BBS na sava ndị na-eme mmemme pụrụ iche nke nyere ohere ịmepụta akaụntụ onye ọrụ. A na-ewere BBS dị ka ndị na-ebute ụzọ nke ụlọ nkata taa, bọọdụ mkparịta ụka, na nyiwe nzikọrịta ozi yiri nke ahụ. Onye malitere Sistemụ bọọdụ Kọmpụta ahụ a kpọtụrụ aha n'elu bụ Ward Christensen. BBS bụ na mbụ dabere na ederede wee tinye iwu site na koodu, emesia mepụta ọtụtụ mmemme BBS nwere ọkaibe ma ọ bụ nke pere mpe, yana ọnụọgụ nhọrọ na BBS tokwara.
PC Portable IBM na-abịa (1984)
Na February 16, 1984, ewepụtara igwe a na-akpọ IBM Portable Personal Computer, otu n'ime kọmpụta izizi mbu - mana na nke a, a ga-eji oke oke were were mbugharị. Kọmputa ahụ nwere ihe nhazi 4,77 MHz Intel 8088, 256 KB nke RAM (nwere ike ịgbasa ruo 512 KB) na ihe nleba anya nke anụ ọhịa itoolu. Kọmputa ahụ nwekwara ụgbọala maka diski floppy inch 5,25, ọ na-agbakwa sistemụ arụmọrụ DOS 2.1. Kọmpụta IBM Portable Personal Computer tụrụ ihe karịrị kilogram 13,5 wee rie $2795. IBM kwụsịrị mmepụta na ire ihe nlereanya a na 1986, onye nọchiri ya bụ IBM PC Convertible.
