These links relate to hardware and drivers, especially for the A-Plus minded.
Drivers
How Device Drivers Work
http://technet2.microsoft.com/WindowsServer/en/library/2e81a334-ece5-4210-815a-6a2ea33f61151033.mspx?mfr=true
http://msdn2.microsoft.com/en-us/library/ms791107.aspx
Hardware
http://majorbacon.com/Documents/LP1%20Lab%20A%20-%20Part1.ppt
http://majorbacon.com/Documents/LP1%20Lab%20A%20-%20Part2.ppt
Heatsinks & Thermal Compound Info:
http://www.heatsink-guide.com/
RAID Levels Tutorial:
http://www.acnc.com/04_00.html
SingleMode vs. Multimode Fiber
http://www.fiberoptics4sale.com/Merchant2/single-mode-fiber.phphttp://www.fiberoptics4sale.com/Merchant2/multimode-fiber.php
Memory ala Crucial:
http://www.crucial.com
Processors ala Intel:
http://support.intel.com/support/processors/sb/CS-009863.htm
http://www.processor.com/editorial/article.asp?article=articles%2Fp2703%2F06ap03%2F06ap03.asp
Video Standards (SXGA+, etc)
http://en.wikipedia.org/wiki/Image:Vector_Video_Standards2.png
Interactive Hardware Review!!!
/Documents/APHW Lab.ppt
PCI vs PCI express
/Documents/PCI%20vs%20PCI%20express.ppt