There are two major types of personal computers:
1. The PC or Microsoft based computers which use the Microsoft Operating System software.
2. The Apple Macintosh computer which uses Apples OS X Operating System Software.
As you know Personal Computers are composed of Hardware and Software.
Hardware - http://www.seniorsguidetocomputers.com/basics.asp
Software - http://www.seniorsguidetocomputers.com/software.asp
Before we take a Tour of the computer, you should learn how to navigate through the various computer screens. Follow the Tutorial link below:
As a beginning computer user you learn how to use the mouse to navigate through the computer screens. First take tutorial # 1 when you complete it then take tutorial # 2:
1. http://www.gcflearnfree.org/computers/module/14
2. http://tech.tln.lib.mi.us/tutor/