novice
- knows tha `ls' will produce a directory
- uses the editor, but calls it `vye'
- has heard of `C' but never used it
- has had his first bad experience with
rm
- is wondering how to read his mail
- is wondering why the person next to
him seems to like Unix so very much.
user
- uses vi and nroff, but inexpertly
- has heard of regular-expr.s but never
seen one.
- has figured out that `-' precedes options
- has attempted to write a C program and
has decided to stick with pascal
- is wondering how to move a directory
- thinks that dbx is a brand of stereo
component
- knows how to read his mail and is wondering
how to read the news knowlegable
knowlegable user
- uses nroff with no trouble, and is beginning
to learn tbl and eqn
- uses grep to search for fixed strings
- has figured out that mv(1) will move
directories
- has learned that "learn" doesn't help
- somebody has shown him how to write
C programs
- once used sed to do some text substitution
- has seen dbx used but does not use it
himself
- thinks that make is a only for wimps
expert
- uses sed when necessary
- uses macro's in vi, uses ex when neccesary
- posts news at every possible opportunity
- write csh scripts occasionally
- write C programs using vi and compiles
with cc
- has figured out what `&&' and
'||' are for
- thinks that human history started with
'!h'
hacker
- uses sed and awk with comfort
- uses undocumented features of vi
- write C code with `cat >' and compiles
with '!cc'
- uses adb because he doesn't trust source
debuggers
- can answer questions about the user
environment
- writes his own nroff macros to supplement
std. ones
- write scripts for Bourne shell (/bin/sh)
- knows how to install bug fixes
guru
- uses m4 and lex with comfort
- writes assembly code with `cat >'
- uses adb on the kernel while system
is loaded
- customizes utilities by patching the
source
- reads device driver source with his
breakfast
- can answer any unix question after a
little thought
- uses make for anything that requires
two or more distinct commands to achieve
- has learned how to breach security but
no longer needs to try
wizard
- writes device drivers with `cat >'
- fixes bugs by patching the binaries
- can answer any question before you ask
- writes his own troff macro packages
- is on first-name basis with Dennis,
Bill, and Ken
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