Home > General Knowledge > Important Dates and EventsWhat year was the first version of Microsoft Windows released?A. 1983 B. 1985 C. 1987 D. 1990Answer: 1985Additional Information: The first version of Microsoft Windows was released in 1985. Subjects: Important Dates and Events, General KnowledgeRelated MCQsWhen was the first blockchain introduced?What year was the first online game released?When was the United Nations founded?What year was the first official website launched?When did the Arab Spring begin?What year was the first successful powered flight by the Wright Brothers?What year did the first smartphone, IBM Simon, come out?What year was the first smart TV released?When did the first Beatles album, ‘Please Please Me,’ get released?What year did the first successful heart valve replacement occur?When was the first space shuttle launched?When was the first effective malaria vaccine approved?When was the first wireless internet connection established?What year was the first cassette tape introduced?When was the first successful HIV vaccine trial conducted?