| Word |
Definition |
| First In Last Out |
(FILO). A method of storage in which the data stored first will be retrieved last. |
| first generation computer |
One of the original computers built in the late 1940s and early 1950s, using vacuum tube technology. One of these computers filled an entire room and had many operating stations. Examples include ENIAC, the Mark 1, and the IAS computer. |
| first generation language |
Machine language, expressed as numbers. |
| fourth-generation computer |
A computer built using large-scale integration (integrated circuits that contain more than 100 logic gates) or very large-scale integration (integrated circuits containing 10,000 or more logic gates). Microcomputers are fourth-generation computers. |
| fourth-generation language |
A language that is more advanced than third-generation language, in which the commands are closer to regular spoken language. Fourth-generation languages were written to streamline operations formerly done with third-generation languages, such as database queries. |
| f |
(femto-). One quadrillionth or 10-15. |
| femto- |
(f). One quadrillionth or 10-15, as in femtosecond, femtojoule, femtometer. |
| F |
(farad). A measurement of electrical charge, named after Michael Farady. One farad is the storage capacity of a capacitor having a charge of 1 coulomb on each plate and a potential difference of 1 volt between the plates. |
| farad |
(F). A measurement of electrical charge, named after Michael Faraday. One farad is the storage capacity of a capacitor having a charge of 1 coulomb on each plate and a potential difference of 1 volt between the plates. |
| face time |
Time that is spent face-to-face with someone, rather than communicating through a computer. |
