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Sams Teach Yourself Perl in 21 Days, Second Edition by Rafe Colburn, Laura Lemay

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Workshop

The workshop provides quiz questions to help you solidify your understanding of the material covered and exercises to give you experience in using what you've learned. Try and understand the quiz and exercise answers before you go on to tomorrow's lesson.

Quiz

1:What's the difference between a hard link and a symbolic link? What happens if you remove the file that you've linked to with either one?
A1: Hard links provide a way for a single file to have multiple filenames. Removing one instance of the filename—be it the original or the link—leaves all other hard links intact. The file is only actually removed when all the links to it are also removed. Symbolic links also provide a way for a single file to have multiple names, except that ...

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