Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A cikin 1979, ƙaddamar da maƙunsar bayanan VisiCalc (asali don Apple II) ya fara juya microcomputer daga abin sha'awa ga masu sha'awar kwamfuta zuwa kayan aikin kasuwanci. Bayan sakin IBM na IBM PC a shekarar 1981, an fara amfani da kalmar kwamfutar sirri gaba ɗaya don ƙananan kwamfutoci masu jituwa tare da tsarin IBM PC (PC mai jituwa).  Tambaya: Menene ya sa kwamfuta ta zama kayan aiki da 'yan kasuwa suke amfani da shi?
Shafin Lissafi na VisiCalc