FreeDOS, the open source implementation of DOS, provides a lightweight operating system for running legacy applications on modern hardware (or in an emulator) and for updating hardware vendor fails with a Linux-compatible firmware flasher. Getting familiar with FreeDOS is not only a fun throwback to the computing days of the past, it[he]#039[/he]s an investment into gaining useful computing skills. In this article, I[he]#039[/he]ll look at some of the essential commands you need to know to work on a FreeDOS system.

Source: LXer – FreeDOS commands you need to know