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Discontinued computer lineup in 2016; computer business restructured as Dynabook Inc. in 2018, with majority of its shares sold to Sharp Corporation the same year; remaining shares sold to Sharp in 2020: TriGem — South Korea: 1980: 2010: Bankruptcy: Trilogy Systems — United States: 1980: 1985: Acquired by Elxsi: TRW Inc. — United States ...
ENIAC (/ ˈ ɛ n i æ k /; Electronic Numerical Integrator and Computer) [1] [2] was the first programmable, electronic, general-purpose digital computer, completed in 1945. [ 3 ] [ 4 ] Other computers had some of these features, but ENIAC was the first to have them all.
The history of the personal computer as a mass-market consumer electronic device began with the microcomputer revolution of the 1970s. A personal computer is one intended for interactive individual use, as opposed to a mainframe computer where the end user's requests are filtered through operating staff, or a time-sharing system in which one large processor is shared by many individuals.
Arthur (much improved version came in 1989 under the name RISC OS) BS2000 V9.0; IRIX (3.0 is first SGI version) MDOS; MINIX 1.0; OS/2 (1.0) PC-MOS/386; Topaz [38] – semi-distributed OS for DEC Firefly workstation written in Modula-2+ and garbage collected; Windows 2.0; 1988 A/UX (Apple Computer) AOS/VS II (Data General) CP/M rebranded as DR-DOS
Included in the electronics (removed from her garage after the death of her husband) was an original Apple I computer, which the recycling firm sold for $200,000. When a discarded item is sold, it is the company's practice to give 50% of the proceeds to the original owner, [68] [69] but the woman has not been identified. [70]
The Xerox Alto is a computer system developed at Xerox PARC (Palo Alto Research Center) in the 1970s. It is considered one of the first workstations or personal computers, and its development pioneered many aspects of modern computing.
The first digital electronic computer was developed in the period April 1936 - June 1939, in the IBM Patent Department, Endicott, New York by Arthur Halsey Dickinson. [35] [36] [37] In this computer IBM introduced, a calculating device with a keyboard, processor and electronic output (display). The competitor to IBM was the digital electronic ...
After the "computer-on-a-chip" was commercialized, the cost to produce a computer system dropped dramatically. The arithmetic, logic, and control functions that previously occupied several costly circuit boards were now available in one integrated circuit which was very expensive to design but cheap to produce in large quantities.