USS Defiant (NCC-1764) library computer
The library computer banks of  contained information from the Starfleet database.

In 2268 an image of Exo III appeared on a view screen near the starship's Sickbay. ()

After the Defiant entered the mirror universe, Jonathan Archer accessed the library computer to learn of the history of the Federation that the ship came from. He also viewed the personnel files of his counterpart and Hoshi Sato's counterpart. ()

Computer technology

it:USS Defiant (NCC-1764) LCARS