vsn
is displayed on the screen. But a file is created in the directory "bda/tmp",
with the name "sortie.out"
To keep a copy of the resulting sample, one can copy this file
with the command copie
copie -s filename
where "filename" is the name given by the user to the new file. The later will still be in the "bda/tmp" directory, but will not be overwritten by the next command.