os/360

from The Free On-line Dictionary of Computing (8 July 2008)

Operating System/360
OS/360

   <operating system> (OS/360) An {operating system} developed by
   {IBM} for their {System/360} computer (announced in 1964).

   After this experience, {Frederick P. Brooks} wrote his famous
   book, {The Mythical Man-Month}, giving OS/360 as an example of
   the {second-system effect}.

   [Features?  Relatonship to {DOS/360}?]

   (2001-03-23)