operating system (CTSS) One of the earliest (1963)
and
ITS. It was developed at the
MIT Computation Center
by a team led by Fernando J. Corbato. CTSS ran on a modified
IBM 7094 with a second 32K-word bank of memory, using two
on CTSS, meant both as a joke and to express some basic
differences in philosophy about the way I/O services should be
presented to user programs.
(1997-01-29)