A solid conceptual and practical knowledge of Windows (Vista, 7, or 8/8.1/10).
It's also recommended that you have a PC that you can take apart and put back together again. This can be anything from an ancient Intel 286 to a newer 486 or beyond. Because of the dangers ofelectro-static discharge
(to the machine, not the student), we do not require you to tear apart your own primary computer. This is, however, a class that trains you to be a hardware technician - having a machine to play with greatly helps your learning.