Page 5 - RHEL8 BOOK
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OPERATING SYSTEM OF UNIX
                              Vendor                       Operating System

           AT & T Bell Labs                                 SYS III – SYS V
           (American Telephone and Telegraph)
           SUN                                                   Solaris
           (Standford University Network)
           IBM                                                    AIX
           (International Business Machines
           Corporation)
           SG                                                     IRIX
           (Silicon Graphics)
           SCO                                                SCO-UNIX
           (Santa Cruz Operation)
           BSD                                                 Free BSD
           (Berkeley Software Distribution)
           HP                                                    HPUC
           (Hewlett-Packard)

          HISTORY OF LINUX: -
          In 1990, Linux torvalds, a graduate student from university of Helisinky designed a UNIX like kernel on
          386 Intel machine and gave to OSF (Open Software foundation).













          LINUX kernel bundled with much software from various distributors and it gave rise to many flavors of
          Linux.

          FLAVOUR OF LINUX: -                                Linux Distributions
               Red Hat
               Mandrake
               Ubuntu
               Suse
               Puppy
               Fedora
               CentOS
               Slake Wave etc.






                                                       S. Pradhan
                             (MCA, MBA-IT, BCA, CCNA, MCSA 2012, RHCE, ETHICAL HACKING)
                                             Email Id:-spradhan.iiht@gmail.com
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