Dale - Computer Science Illuminated 51

Dale - Computer Science Illuminated 51 - 24 Chapter 1 The...

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24 Chapter 1 The Big Picture “There is no reason anyone would want a computer in their home.” —Ken Olson, president, chairman, and founder of Digital Equipment Corp., 1977. “I predict the Internet . .. will go spectacularly supernova and in 1996 catastrophically collapse.”—Bob Metcalfe, 3Com founder and inventor, 1995. 1.3 Computing as a Tool and a Discipline In the previous section on the history of computer software, we pointed out the ever-changing role of the user. At the end of the first generation, the user split into two groups: the systems programmer who developed tools to make programming easier and the applications programmer who used the tools. Later applications programmers built large domain-specific programs such as statistical packages, word processors, spreadsheets, intel- ligent browsers, virtual environments, and medical diagnosis applications on top of the traditional language tools. These application programs were in turn used by practitioners with no computer background. So who is using the computer as a tool? Everyone, except for those who
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This note was uploaded on 01/13/2011 for the course CSE 1550 taught by Professor Marianakant during the Fall '10 term at York University.

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