Wingus Dongshire
kiwifarms.net
- Joined
- Dec 22, 2018
Beyond that. If it's actual factual MS-DOS (or 9x) on an era-appropriate machine, a program could wipe your BIOS.By DOS do you mean the command prompt, or MS-DOS.
If it's MS-DOS, any program can delete your hard drive's MBR.
CIH (computer virus) - Wikipedia

Popping in a DOS boot disk and typing "fdisk /cmbr" is a lot easier than desoldering and breadboarding ancient ROM chips.