IBM was formed in 1911 as a merger of several existing companies that manufactured scales, time recording equipment and tabulating machines which read punch cards. Originally called Computing-Tabulating-Recording Company (C-T-R), they changed their name to International Business Machines Corporation in 1924.
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IBM launched their first personal computer (model number 5150) on August 12, 1981.
the first computer was available in1950 the first computer was available in1950
IBM came first
First IBM PC (Personal Computer) was IBM model number5150, which was introduced on August 12, 1981.IBM's first electronic digital computer was the 701 Defense Calculator, introduced in 1952.IBM's first computer was the Harvard Mark I, in 1942, but it was electromechanical.
The first IBM PC is the Compaq Portable.