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Chapter 1 Information Technology (IT)

The College of Saint Rose CIS 111 – Introduction to Computer Science David Goldschmidt, Ph.D. Chapter 1 Information Technology (IT). from Fluency with Information Technology , 4th edition by Lawrence Snyder, Addison-Wesley, 2010, ISBN 0-13-609182-2. The language of IT.

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Chapter 1 Information Technology (IT)

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  1. The College of Saint Rose CIS 111 – Introduction to Computer Science David Goldschmidt, Ph.D. Chapter 1Information Technology (IT) from Fluency with Information Technology, 4th edition by Lawrence Snyder, Addison-Wesley, 2010, ISBN 0-13-609182-2

  2. The language of IT • Learn the language of IT • Acronyms • Jargon • Metaphors • Don’t fall behind! • Technology (and its language) evolves rapidly

  3. Hardware • What’s the difference?

  4. Plugging it all in

  5. Where’s the computer?

  6. Cool hardware

  7. Cooler hardware

  8. Even cooler hardware

  9. What are you looking at? • Each bit can also be thought of as a pixel • Each pixel contains 24 bits to represent colors

  10. Colors

  11. Virtual buttons

  12. Following the mouse pointer

  13. Where exactly is the button? • We need to know the size (dimensions) of the button, too

  14. Random Access Memory (RAM) • Retrieve any data directly via random access • Sequential access is slow (e.g. cassette tapes)

  15. Hard drives • Traditional (mechanical) hard drive • What are solid-state drives? Are they better? • Are hard drives random or sequential access?

  16. Know IT • Read Chapter 1 • Do all of the Multiple Choice and Short Answer questions

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