You boot (or boot up) your computer when you switchy it on and wait while it prepares itself. Instructions for start up are given to the computer from the boot disk, whitch is usally the hard disk.
Copyright @ 2010 FunnelBrain LLC. All right reserved
*SAT, AP and Advanced Placement Program are registered trademarks of the College
Board, which was not involved in the production of, and does not endorse, this