| Answer | Crossword Clue |
|---|---|
| SYS | MS-DOS pt. |
| SYS | Pt. of DOS |
| SYST | Pt. of DOS |
| SYS | Pt. of DOS or CBS |
| SYS | Pt. of DOS or GPS |
| SASES | MS. dos? |
| LINUX | MS-DOS alternative |
| UNIX | MS-DOS alternative |
| SYS | MS-DOS component: Abbr. |
| SYS | Part of MS-DOS Abbr.: |
| SYST | Part of MS-DOS: Abbr. |
| SYS | Part of MS-DOS (abbr.) |
| SYS | Part of MS-DOS: Abbr. |
| SYS | The second "S" in MS-DOS: Abbr. |
