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The NCR 315-RMC, released in July 1965, was the first commercially available computer to employ thin-film memory.This reduced the clock cycle time to 800 nanoseconds.It also included floating-point logic to allow scientific calculations, while retaining the same instruction set as previous NCR 315 and NCR 315-100.
CDC's first products were based on the machines designed at Engineering Research Associates (ERA), which Seymour Cray had been asked to update after moving to CDC. After an experimental machine known as the Little Character, [20] in 1960 they delivered the CDC 1604, one of the first commercial transistor-based computers, and one of the fastest machines on the market.
Lanix Internacional, S.A. de C.V. is a multinational computer and mobile phone manufacturer company based in Hermosillo, Mexico. [1] Lanix primarily markets and sells its products in Mexico and the Latin American export market.
Carter G. Woodson was born in New Canton, Virginia, [7] on December 19, 1875, the son of former slaves Anne Eliza (Riddle) and James Henry Woodson. [8] Although his father was illiterate, Carter's mother, Anna, had been taught to read by her mistress.
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.
As a result, the machines were not included in many histories of computing. [g] A reconstructed working copy of one of the Colossus machines is now on display at Bletchley Park. The ENIAC (Electronic Numerical Integrator and Computer) was the first electronic programmable computer built in the US.
Topics include the Arawaks, Bartolomé de las Casas, the Aztecs, Hernán Cortés, Pizarro, Powhatan, the Pequot, the Narragansett, Metacom, King Philip's War, and the Iroquois. Chapter 2, "Drawing the Color Line" addresses the slave trade and servitude of poor White people in the Thirteen Colonies. Zinn writes of the methods by which he says ...
Arturo Alfonso Schomburg (January 24, 1874 – June 19, 1938), was a historian, [1] writer, curator, [2] and activist, who wrote numerous books. [3] Schomburg was a Puerto Rican of African and German descent.