Memory bank
A memory bank (also know as a computer bank) was any device intended for holding information over an extended period. While the term implied only computer-based devices, it technically included hard copies, cave drawings, and others. Physical sizes of memory banks ranged from a hand-held data module measuring as little as a half-inch, to massive constructs the size of buildings, with  capacity ranging accordingly. A medical bank was a type of memory bank intended for medical information.

Disaster recorders of Earth starships were equipped with both tapes and memory banks. The banks acted as a backup if the tapes were destroyed. In 2265, Lieutenant Commander Spock recovered data about the fate of the  from these banks after it had been determined that the tapes were burned out. ()

The memory banks of the alien probe Tan Ru were transferred and merged with those remaining in the Earth probe Nomad when the two spacecraft met in deep space. This created a probe with the unintended directive to "seek out and sterilize new life," with Nomad as the body and predominant voice during their co-existence. ()

In 2286, prior to leaving , Hikaru Sulu informed James T. Kirk that the 's computer was connected to the Federation memory bank. ()

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Computer technology
Artificial lifeform components