| Answer | Crossword Clue |
|---|---|
| UPTIME | When equipment is functioning |
| UPTIME | Period when a computer is functioning |
| led | light-emitting diode: a semiconductor diode that emits light when conducting current and is used in electronic equipment, esp. for displaying readings on digital watches, calculators, etc. |
| gerund | the -ing form of an English verb when functioning as a noun |
| gerunds | the -ing form of an English verb when functioning as a noun |
| batteries | A set of similar units of equipment, typically when connected together |
