The solution for the First exercise.

Make sure you have access to the right version of Perl (5.8.x) or newer.

$ perl -v

$ perl -V

$ perl -e "print 42"

$ perl -E "say 42"

Check you can read the documentation. (perldoc)

$ perldoc perl

Press SPACE for next page and ENTER for next line.

Press q to quit.

$ perldoc perlsyn

$ aptitude search perl-doc
$ sudo aptitude install perl-doc

Check if you have a good editor with syntax highlighting.

Editors and IDEs for Perl