| Subject | English | Estonian |
| comp., MS | Backup Operators group | varundusoperaatorite rühm (A type of local or global group that contains the user rights you need to back up and restore files and folders. Members of the Backup Operators group can back up and restore files and folders regardless of ownership, permissions, encryption, or auditing settings) |
| el. | European Network of Transmission System Operators for Electricity | Euroopa elektri põhivõrguettevõtjate võrgustik |
| energ.ind. | European Network of Transmission System Operators for Gas | Euroopa maagaasi ülekandesüsteemi haldurite võrgustik |
| commun. | European Telecommunications Network Operators' Association | ETNO |
| tech. | operators protection structure | juhi töökoha kaitsekonstruktsioon |
| comp., MS | Server Operators group | serverioperaatorite rühm (A group whose members can manage all domain controllers in a single domain. This group does not exist on workstations, stand-alone servers, or member servers. Administrative tasks that can be performed by members of this group include logging on locally, creating and deleting network shared resources, starting and stopping services, backing up and restoring files, formatting the hard disk of the computer, and shutting down the computer) |