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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.
A desktop computer, often abbreviated as desktop, [1] is a personal computer designed for regular use at a stationary location on or near a desk (as opposed to a portable computer) due to its size and power requirements.
Though external 3.5" drives were made available for home computer systems toward the latter part of the 1980s, almost all software sold for 8-bit home computers remained on 5.25" disks. 3.5" drives were used for data storage, with the exception of the Japanese MSX standard, on which 5.25" floppies were never popular. Standardization of disk ...
[9] [10] Programmable machines were also invented by Muslim engineers, such as the automatic flute player by the Banū Mūsā brothers. [ 11 ] During the Middle Ages, several European philosophers made attempts to produce analog computer devices.
In 2001, 125 million personal computers were shipped in comparison to 48,000 in 1977. [66] More than 500 million personal computers were in use in 2002 and one billion personal computers had been sold worldwide from the mid-1970s up to this time. Of the latter figure, 75% were professional or work related, while the rest were sold for personal ...
A human computer, with microscope and calculator, 1952. It was not until the mid-20th century that the word acquired its modern definition; according to the Oxford English Dictionary, the first known use of the word computer was in a different sense, in a 1613 book called The Yong Mans Gleanings by the English writer Richard Brathwait: "I haue [] read the truest computer of Times, and the best ...
He was chief engineer of the 12-person team that designed the original IBM PC in the early '80s, earning him three of the nine original patents for that device. ... Dr. Mark Dean, an African ...
The A-0 high-level compiler is invented by Grace Murray Hopper. April 1952: US IBM introduces the IBM 701, the first computer in its 700 and 7000 series of large scale machines with varied scientific and commercial architectures, but common electronics and peripherals. Some computers in this series remained in service until the 1980s. June 1952: US