Use an exploit on caprica to gain root access: +10%
I wonder if this offer stands from semester to semester, and therefore if he seeded an exploit (or several, given how the extra credit reads) or whether the whole thing is just more of his light-hearted style.
This is not an online class, but a collection of materials used by the Prof to teach the course at the university. You can view the lectures[0] and work through the programming assignments[1] at your own pace.