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IS 2101---Fall 2009

IS 2101---Fall 2009. Introduction and Chapter 1 1/14/2010. Becoming Computer Literate. Why Computers Matter to You. Legal Issues. Intellectual property Crimes against computers ‘Hacking’ Crimes using computers Phishing. To the Personal Computer and Beyond. History. Early Days.

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IS 2101---Fall 2009

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  1. IS 2101---Fall 2009 Introduction and Chapter 1 1/14/2010

  2. Becoming Computer Literate Why Computers Matter to You IS 2101/07---Spring 2010

  3. Legal Issues • Intellectual property • Crimes against computers • ‘Hacking’ • Crimes using computers • Phishing IS 2101/07---Spring 2010

  4. To the Personal Computer and Beyond History IS 2101/07---Spring 2010

  5. Early Days • Mechanical calculators • Jacquard Loom • Babbage’s engines • Hollerith tabulating machine • The Turing machine • Early electronic computers IS 2101/07---Spring 2010

  6. Calculating • The name ‘computer’ refers to calculations with numbers • From earliest days, various devices have been invented to make computations easier IS 2101/07---Spring 2010

  7. Babbage’s Difference Engine IS 2101/07---Spring 2010

  8. The Analytic Engine IS 2101/07---Spring 2010

  9. Hollerith’s Machines IS 2101/07---Spring 2010

  10. Punch Card for a Program IS 2101/07---Spring 2010

  11. IBM Accounting Machine Card hopper IS 2101/07---Spring 2010

  12. Another View IS 2101/07---Spring 2010

  13. Control Board for Accounting Machine IS 2101/07---Spring 2010

  14. The Monroe Calculator http://www.youtube.com/watch?v=Z-LwIHe72FA IS 2101/07---Spring 2010

  15. Slide Rules IS 2101/07---Spring 2010

  16. Personal Computers • Home kits • Consumer goods • Apple, Commodore, TRS • Visicalc: the killer app • Standardization: IBM PC • Operating systems IS 2101/07---Spring 2010

  17. Early News Service http://www.youtube.com/watch?v=5WCTn4FljUQ IS 2101/07---Spring 2010

  18. Interfaces • Command line • Graphic User Interface • Xerox PARC • Lisa and Macintosh • Windows IS 2101/07---Spring 2010

  19. Word Processing • Formatting languages • LaTeX • Better printers available • WYSIWYG • WYSIWYWYG • Challenge: variable width fonts IS 2101/07---Spring 2010

  20. Latex Source \begin{document} \ {\Large Cubic Fields} \section{General Cubic} Consider the equation \begin{eqnarray}\label{eq:1} x^3+p\cdot x + q \end{eqnarray} where $p$ and $q$ are rational. Designate the three solutions $\alpha_1$, $\alpha_2$ and $\alpha_3$. From (\ref{eq:1}), \begin{eqnarray} \label{eq:5} \alpha_1 + \alpha_2 + \alpha_3 = 0 \nonumber\\ \alpha_1\cdot\alpha_2 +\alpha_2\cdot\alpha_3 + \alpha_3\cdot\alpha_1 = p \\ \alpha_1 \cdot \alpha_2 \cdot \alpha_3 = -q \nonumber \end{eqnarray} IS 2101/07---Spring 2010

  21. Latex Result IS 2101/07---Spring 2010

  22. Adventure and Zork • Adventure • Early computer game • Available if you had terminal access to a mainframe • Demo • Zork • A series • For personal computers IS 2101/07---Spring 2010

  23. A Brief Demonstration • Adventure: Colossal Cave • Zork • Nethack • Rogue-like games • Myst • Point and click IS 2101/07---Spring 2010

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