PC You want to buy assignment help

A very basic overview on the parts: http://www.crews.org/curriculum/ex/compsci/articles/howcomput.htm

Specific parts such as hard disk, RAM, CD, DVD, flash drive, motherboard, microprocessor, monitor, removable storage, printer (Dot-matrix, Ink-jet, Laser, Thermal Printer)

http://computer.howstuffworks.com/hardware-channel.htm (good pictures - Remember to scroll down to see all the options and to hit "NEXT PAGE" in the middle of the page. )

 

www.webopedia.com (simple definitions)
Processor differences Click here for a Processor comparison for current market: