The phrase "active computer" is correct and usable in written English.
It can be used to refer to a computer that is currently in use or operational.
Example: "Make sure your active computer is connected to the internet before starting the software update."
Alternatives: "operational computer" or "in-use computer".
Whereas the carrier current was always active, computer controlled solenoid valves activated the second current.
But in depositions Wednesday she said that the room was full of active computer terminals linked to her elections database, and that the Republican Party worker was joined by a second man she could not identify.
Playing "active" computer games can help people with type-2 diabetes better control their blood sugar, a medical trial has indicated.
Nonetheless, our sample was of active computer users whose opinions about updates are surely invaluable based on their regular experience with them.
The simulations involve attempting to optimise the selection of network services in a non-stationary, real-time active computer network environment, in which the factors influencing the required selections are subject to change.
Since our participants used the computer mainly for personal goals, this is another reason why the study group may have a lower risk of developing RSI-like complaints than those who are professionally active computer users.
(An active computer-controlled suspension is optional).
Ventilation and watering strategies are also largely low energy, with an active computer-controlled system to provide the fine tuning.
"We used computer-graphics students and recent graduates, but there's a very active computer-graphics scene in Toronto, and people kept quitting to go to better-paying jobs and then we'd have to figure out what they'd been doing and sometimes have to start from scratch".
An active computer-controlled prototype of the system is designed based on the mathematical model developed.
It is a pro-active computer programme, which supports dementia decision making in diagnostic work-up.
