operating systems

operating systems

1. Google

   • android
     • creators
       • founded : 2003
         • Google : July 2005
           • versions
             • android 1.0
               • Petit Four 1.1
                 • Cupcake 1.5
                   • Donut 1.6
                     • Eclair 2.0-2.1
                       • Froyo 2.2-2.2.3
                         • Gingerbread 2.3-2.3.7
                           • Honeycomb 3.0-3.2.6
                             • Ice Cream Sandwich 4.0-4.0.4
                               • Jelly Bean 4.1-4.3.1
                                 • KitKat 4.4-4.4.4
                                   • Lollipop 5.0-5.1.1
                                     • Marshmallow 6.0-6.0.1
                                       • Nougat 7.0-7.1.2
                                         • Oreo 8.0
   • Larry Page + Sergey Brin
   • Chrome
     • current versions
       • 61.0.3163
         • 62.0.3202
           • 63.0

2. UNIX

   • Dennis Ritchie
   • founded: 1969
     • last version:
       • SCO UnixWare 7.1.4 (2004)
   • most op.sys. are based on this

3. Linux

   • Linus Torvalds
   • founded: 1991

4. Apple Inc.

   • Steve Jobs
   • founded: 1976
     • versions
       • iPhone OS 2.0
         • iPhone OS 2.1
           • iPhone OS 2.2
             • iPhone OS 3.0
               • iPhone OS 3.1
                 • IOS 3.2
                   • IOS 4.0-4.3
                     • IOS 5.0-5.1
                       • IOS 6.0-6.1
                         • IOS 7.0-7.1
                           • IOS 8.0-8.4
                             • IOS 9.0-9.3
                               • IOS 10.0-10.3
                                 • IOS 11.0-11.0.2

5. Microsoft

   • Bill Gates
   • founded : 1972–1985
   • windows
     • current version:
       • Windows 10

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