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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 ...
The Raspberry Pi (Model 2B shown) is a low-cost single-board computer often used to teach computer science. [1]A single-board computer (SBC) is a complete computer built on a single circuit board, with microprocessor(s), memory, input/output (I/O) and other features required of a functional computer.
Mary Allen Wilkes working on the LINC at home in 1965; thought to be the first home computer user The 1974 MITS Altair 8800 home computer (atop extra 8-inch floppy disk drive): one of the earliest computers affordable and marketed to private / home use from 1975, but many buyers got a kit, to be hand-soldered and assembled.
Oath y todas sus marcas (en conjunto, “Oath”) forman parte de la familia de compañías de Verizon, que ahora incluye los sitios de la marca de Yahoo y nuestros otros afiliados. Tenga en cuenta que la Política de Privacidad de Yahoo se aplicará a los sitios de la marca Yahoo y a los productos, servicios y tecnologías afiliados que están ...
Four PCI Express bus card slots (from top to second from bottom: ×4, ×16, ×1 and ×16), compared to a 32-bit conventional PCI bus card slot (very bottom). In computer architecture, a bus (historically also called a data highway [1] or databus) is a communication system that transfers data between components inside a computer or between computers. [2]
Bell considers the law to be partially a corollary to Moore's law which states "the number of transistors per chip double every 18 months". Unlike Moore's law, a new computer class is usually based on lower cost components that have fewer transistors or less bits on a magnetic surface, etc.
The Compaq Portable was announced in November 1982 and first shipped in March 1983, [11] priced at US$2,995 (equivalent to $9,200 in 2023) with a single half-height 5 + 1 ⁄ 4" 360 KB diskette drive or US$3,590 for dual, full-height diskette drives.
The IBM 1401 is a variable-wordlength decimal computer that was announced by IBM on October 5, 1959. The first member of the highly successful IBM 1400 series, it was aimed at replacing unit record equipment for processing data stored on punched cards and at providing peripheral services for larger computers. [1]