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Operating Systems

Operating Systems. Laurie Ganz Klye Leahy Tommy Mendoza Heather Shriner Katie Wagner. “ an interface between your computer and the outside world. ”. Operating System. organize and control hardware and software so that the device it lives in behaves in a flexible but predictable way.

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Operating Systems

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  1. Operating Systems Laurie Ganz Klye Leahy Tommy Mendoza Heather Shriner Katie Wagner

  2. “ an interface between your computer and the outside world. ” Operating System organize and control hardware and software so that the device it lives in behaves in a flexible but predictable way.

  3. Operating System Functions Translation Monitoring the computers overall performance Provides functions

  4. The Evolution of Operating Systems • No Operating Systems • Monitors • Simple Batch Systems • Multiprogrammed Batch Systems • Time Sharing Systems

  5. When Operating Systems didn’t Exist technological capabilities • Individual Programs • One person used the computer at a time • “Job Scheduling” • Libraries 1st procedure

  6. Monitors • RAM • device drivers •jumping back to the monitor.

  7. Simple Batch Systems • Punched Cards • Input process • Operating system process • Output Process

  8. Job Control Language JCL was used? • Identified as JCL or data. • What program needs to be run or what data file will be used.

  9. Multi -Programmed Batch Systems • Several programs • Switch from one user environment to another. • Relied on hardware

  10. Time Sharing • Multiprogramming • Time Shared • Multiple users • A new control language

  11. UNIX…………1960’s. Widely Accepted and available specifications Assurance that products meet agreed specifications Three parts to its operating system Kernel Shell Other Programs

  12. What businesses consider • Cost • Available Applications • Ease-of-use • Reliability

  13. Department of Child Support Services • County of San Diego • Operating System: • Windows XP Professional • Factors • COST • Reliability

  14. Cox Communications • Large cable, phone, internet, etc. company • Operating system: • Windows XP • Plan to upgrade to Windows 7 once it is proved to be a reliable Operating System • Factors: • Store extremely large amounts of information • Ease of use for employees • Cost

  15. Passage Productions • Film, video, and broadcast production company • Uses a combination of Mac OS and Windows OS • Offer different applications needed to run their business • Mac uses 64-bit platform, as does many of their platforms • Use Adobe • cross-compatible • Find Mac to be easier to use

  16. CSUSM • California State University • Operating System: • Windows Vista • Factors: • Cost • Ease-of-Use • Reliability • CSUSM stresses the importance of up-to-date technology

  17. Porter’s Five Forces

  18. Trends in OS • Historical trends • User’s Needs • Competition (Macintosh vs. Windows) • http://www.youtube.com/watch?v=FxOIebkmrqs

  19. Historical Trends -Manufacturing companies - Multiprogramming -1970’s Unix - Universities/Research Labs -Microprocessors -Graphical User interface

  20. User Needs • Language • Types of Users needs: -Programmer, business, personal, hacker. • Visual aids • Virus Protection • Malfunctions

  21. Macintosh & Windows • Personal vs. Business -Market share • Visual appeal • Popularity • Function/ Ease of use

  22. What does the Future hold? -New improvements -New Age in OS http://www.youtube.com/watch?v=yBqDpVquIbI

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