Here are the notes I've taken to bring to the perl test tomorrow. They're not necessarily comprehensive, just everything I think I might forget, but they're a place to start at least :) I also plan on printing this website on pattern matching
http://www.cs.tut.fi/~jkorpela/perl/regexp.html, slides 15-20 of his slide show on pattern matching (not covered on the website), and probably some of this page on print formatting:
http://perldoc.perl.org/functions/sprintf.html