| Company / developer | UNIVAC |
|---|---|
| OS family | ? |
| Working state | ? |
| Source model | ? |
| Latest stable release | ? / ? |
| Marketing target | ? |
| Available language(s) | ? |
| Supported platforms | UNIVAC 1107 |
| Kernel type | ? |
| Default user interface | Command line interface |
| License | Proprietary |
| Official website | ? |
EXEC I was UNIVAC's original operating system developed for the UNIVAC 1107.