The Social Network paid particular attention to this, to the point that they tracked down[0] the actual slides[1] Zuckerberg would have seen in his Harvard OS class for the scene in the classroom.

[0] http://matt-welsh.blogspot.com/2010/10/in-defense-of-mark-zu... [1] http://www.eecs.harvard.edu/~mdw/course/cs161/notes/vm.pdf