... Eckert and Mauchly.’’ That was the opinion of Howard Aiken, Harvard mathematician and builder of the Mark I calculator, expressed to Edward Cannon of the U.S National Bureau of Standards in 19 48 Aiken ... of about a dozen technical employees, designed and built the UNIVAC (figure 1. 3) They 28 Chapter Table 1. 1 UNIVAC installations, 19 51 19 54 Date Customer Summer 19 51 la...
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... quality of ‘‘random access’’: that any piece of data was as accessible as any other, in contrast to the sequential retrieval of a datum from a deck of punched cards or a reel of tape The machine ... In part to satisfy federal regulators, Bell Labs made information about transistors available at a nominal cost Among the many companies that began producing transistors was Phil...
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a history of modern computing 2nd edition phần 3 doc
... programming language they used, all commercial and many scientific installations had to contend with an activity that was intimately related to the nature of the hardware— The Early History of Software, ... That quality also made it one of the most popular languages of the personal computer era, as practiced at the giant software houses of the 1990s such as Microsoft The success o...
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a history of modern computing 2nd edition phần 4 ppsx
... series gave the equivalent of ten decimal digits That was adequate for most applications, but many assumed that customers would not want a machine that could not handle at least that many Minicomputers ... that controlled, managed, and channeled the chaos of technical innovation into market dominance Central to smooth operations at IBM was a character from a best-seller from that er...
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a history of modern computing 2nd edition phần 5 potx
... museums and private collections as the modern equivalent of Samuel Morse’s telegraph apparatus of the 1840s. 65 Another company that quickly recognized the advantages of a 16-bit word length was Data ... board was larger than what was standard at the time and made for a very compact package In mid-1971 the company introduced an advanced ‘‘Super Nova,’’ which incorporated still an...
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a history of modern computing 2nd edition phần 6 pdf
... the alternatives of cassette, paper tape, or any other form of tape CP/M was the final piece of the puzzle that, when made available, made personal computers a practical reality The Personal Computer, ... the spread of personal, interactive computing The other was a way to write applications software By 1977 two remarkable and influential pieces of software—Microsoft BASIC and...
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a history of modern computing 2nd edition phần 7 potx
... he taught students to program Data General Novas .77 Raskin had also been a visiting scholar at Stanford’s Artificial Intelligence Laboratory, and while there he became familiar with what was going ... conceived of a program to automate these ‘‘spreadsheets’’ (a term already in limited use among accountants) Dan Flystra, a secondyear student who had his own small software marketing co...
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a history of modern computing 2nd edition phần 8 pps
... language—that is, a standard C was defined as a language that the GNU C Compiler understood And it was free Very free Stallman’s campaign to develop and spread software that is ‘‘free’’ in a carefully ... available the parts of Windows code that interacted with applications programs: the so-called Applications Program Interface, or API Thus, for example, developers of a database pr...
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a history of modern computing 2nd edition phần 9 pps
... Computer Journal 20 (August 197 7): 2 69 2 79 98 Martin Campbell-Kelly, ‘‘Programming the Pilot ACE: Early Programming at the National Physical Laboratory,’’ Annals of the History of Computing ( 198 1): 133–162 ... International Standards Organization in 199 2, is called ‘‘Fortran 90 ,’’ (now spelled as a proper noun, no longer as an acronym) A version of Fortran aimed at para...
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a history of modern computing 2nd edition phần 10 potx
... National Advisory Committee for Aeronautics NAS See National Advanced Systems NASA (National Aeronautics and Space Administration) See also National Advisory Committee for Aeronautics Index Ames ... National Academy of Engineering, 79 National Advanced Systems (NAS), 165 National Advisory Committee for Aeronautics (NACA), 38 National Bureau of Standards, 13, 25–26, 69, 180 National Librar...
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History Of Modern Biotechnology II
... survey of the main lines of development of a very interesting area of biotechnology research based on a limited number of characteristic publications These have been selected on the basis of their ... (about 1010 IU) of purified human inter- 40 H Bocker and W.A Knorre Table Institutes of the Academy of Sciences and of the Academy of Agriculture of the for- mer GDR wi...
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History Of Modern Biotechnology II
... survey of the main lines of development of a very interesting area of biotechnology research based on a limited number of characteristic publications These have been selected on the basis of their ... (about 1010 IU) of purified human inter- 40 H Bocker and W.A Knorre Table Institutes of the Academy of Sciences and of the Academy of Agriculture of the for- mer GDR wi...
Ngày tải lên: 26/10/2013, 02:20