what does POSIX stand for?
Portable Operating System Interface
what does it define?
The  API, command line shells and utility interfaces, for software compatibility
what is POSIX?
A family of standards
by who?
The IEEE Computer Society
what is the purpose of the standards?
To maintain compatibility between operating systems
when did the standards emerge?
Circa 1985.
from what?
A project that began then
who came up with the name?
Richard Stallman
what had it previously been called?
IEEE-IX
why did they decide to go with a new name?
It was pronounceable and memorable
which OS was chosen to be the foundation for the standard interface?
Unix
why?
It was "manufacturer-neutral."
how many versions existed?
Several major ones
in 2008, what were the parts combined to?
A single standard
what was it named?
IEEE Std 1003.1-2008
what else was it called?
POSIX.1-2008
how many documents did the original system contain?
One
what was that increase to?
19
what were the systems named?
POSIX.1, POSIX.2, etc.