learn \- computer aided instruction about UNIX
[ subject [ lesson [ speed ] ] ]
gives CAI courses and practice in the use of UNIX.
The program will ask questions to find out what
The questions may be bypassed by naming a
told you in the previous session.
number that was given with the lesson number
(but without the parentheses that
places around the speed number).
this is useful for debugging.
option allows one to exercise a script in
/usr/learn and all dependent directories and files
that it asks the student to use the real
UNIX, also makes possible baffling mistakes.
It is helpful, especially for nonprogrammers,
to have a UNIX initiate near at hand during the first
Occasionally lessons are incorrect, sometimes because the local version
of a command operates in a non-standard way.
Such lessons may be skipped,
but it takes some sophistication to recognize