You can remove several files at once with the "rm" command.
And you can use the familiar "*" and "?" characters
to abbreviate several file names. BUT BE CAREFUL -
"rm" is irreversible, and it is all too easy to type something
like "rm *" and get rid of all your files.
In this directory are two files named
Remove both; then type "ready".
test ! -r part1 && test ! -r part2