An optical disc (CD, DVD) or USB drive that contains a bootable program that takes control of the computer. Computers are typically configured to look for the OS on a CD or DVD first and then the hard ...

Here is a question from reader Danny. “I have XP Pro installed at the moment and I would like to format my hard drive so that I can install 2000. Apart from hooking my drive up as a slave to another ...

If your Mac has multiple bootable disks—via either a partitioned internal disk or external FireWire drives—you’re probably very familiar with the Startup Disk System Preferences panel. As you’d guess ...