Boot disk: Meaning (information, definition, explanation, facts)

A boot disk is a removable media, normally read-only, that can boot an operating system.

Boot disks normally store any temporary files in a RAM disk (floppy), to prevent changes in the fixed media of the computer where the Boot disk is used.

Boot disks are used for:

• Operating system installation.
• Data recovery.
• Troubleshooting.

See also bootfloppy, LiveCD.