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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 ...
A computer case encloses most of the components of a desktop computer system. It provides mechanical support and protection for internal elements such as the motherboard, disk drives, and power supply, and controls and directs the flow of cooling air over internal components.
In April 1975, at the Hannover Fair, Olivetti presented the P6060, the world's first complete, pre-assembled personal computer system. The central processing unit consisted of two cards, code named PUCE1 and PUCE2, and unlike most other personal computers was built with TTL components rather than a microprocessor.
A user journey is the experiences a person has when interacting with something, typically software. This idea is generally used by those involved with user experience design , web design , user-centered design , or anyone else focusing on how users interact with software experiences.
A system bus is a single computer bus that connects the major components of a computer system, combining the functions of a data bus to carry information, an address bus to determine where it should be sent or read from, and a control bus to determine its operation. The technique was developed to reduce costs and improve modularity, and ...
The control unit (CU) is a component of a computer's central processing unit (CPU) that directs the operation of the processor. A CU typically uses a binary decoder to convert coded instructions into timing and control signals that direct the operation of the other units (memory, arithmetic logic unit and input and output devices, etc.).
Deep Blue became the first computer chess-playing system to beat a reigning world chess champion, Garry Kasparov, on 11 May 1997. [141] In 2011, in a Jeopardy! quiz show exhibition match, IBM 's question answering system , Watson , defeated the two greatest Jeopardy! champions, Brad Rutter and Ken Jennings , by a significant margin. [ 142 ]
Gaskins was educated in Computer Science at University of California, Berkeley, and subsequently did interdisciplinary graduate study in literature and computing. [1]In the early 1980s Gaskins worked five years as manager of computer science research at Bell Northern Research, an international telecommunications R&D laboratory in Silicon Valley. [1]