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A few of the OS before DOS.

A few of the OS before DOS. GM-NAA I/O. Came out in 1956 Created by Robert L. Patrick and Owen Mock Made for the IBM 701 Main Function: automatically execute a new program once the one that was being executed had finished. BESYS. Came out in 1957 Stands for Bell Operating System

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A few of the OS before DOS.

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  1. A few of the OS before DOS.

  2. GM-NAA I/O • Came out in 1956 • Created by Robert L. Patrick and Owen Mock • Made for the IBM 701 • Main Function: • automatically execute a new program once the one that was being executed had finished

  3. BESYS • Came out in 1957 • Stands for Bell Operating System • Was made by Bell Labs to suite their own needs • Main Function: • It was used to efficiently deal with a large number of dynamically loaded short jobs using punched cards.

  4. UMES • Created in 1958 • Stands for University of Michigan Executive System • developed at the University of Michigan • Main Function: • to make it work better for the small student jobs that were expected to be the primary work load at the University

  5. GCOS • Created in 1962 • Stands for General Comprehensive Operating System • was developed by General Electric • The operating system is still used today in its most recent version (GCOS 8) • Main Function: • GCOS is a multithreading, multiprogramming operating system originally oriented towards batch processing

  6. OS/360 • Created in 1964 • officially known as IBM System/360 Operating System • among the earliest operating systems to make direct access storage devices a prerequisite for their operation • Main Function: • It is a group of batch processing operating systems developed by IBM for their then-new System/360 mainframe computer

  7. TOPS-10 • Timesharing / Total Operating System • Created in 1964 • Created by Digital Equipment Corporation (DEC) • Main Function: • It supported shared memory and allowed the development of one of the first true multiplayer computer games.

  8. TOS/360 • Created in 1965 • Stands for Tape Operating System/360 • Made by IBM • Main Function: • It was used to support the IBM 360 model 30 and similar platforms.

  9. Sources… • http://en.wikipedia.org/wiki/Timeline_of_operating_systems • http://en.wikipedia.org/wiki/University_of_Michigan_Executive_System • http://en.wikipedia.org/wiki/University_of_Michigan_Executive_System • http://en.wikipedia.org/wiki/GM-NAA_I/O • http://images.e800.com.cn/articles/2009/4/15/12397807225872009041515311248420.jpg • http://wallpaper-s.org/30__Computer_Club_IBM_Keyboard.htm • http://wallpaper-s.org/30__Computer_Club_IBM_Keyboard.htm • http://thewallpaperhunter.com/places/structures/images/a-century-old-university-of-michigan-l.jpg • http://en.wikipedia.org/wiki/General_Comprehensive_Operating_System • http://www.feb-patrimoine.com/photos/dps7_80.gif • http://en.wikipedia.org/wiki/OS/360 • http://en.wikipedia.org/wiki/TOS/360 • http://www.maximumpc.com/files/u22694/Bios-Opener-415.jpg • http://history.nih.gov/museum/practitioners/RTPP/data/DECsystem-2020-crew.jpg • http://ed-thelen.org/comp-hist/vs-ibm-360-30.jpg

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