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first-generation computer

   Also found in: Wikipedia 0.04 sec.

first-generation computer

A computer that used vacuum tubes as switching elements; for example, the UNIVAC I.


first-generation computer [¦fərst jen·ə¦rā·shən kəm′pyüd·ər]
(computer science)
A computer from the earliest stage of computer development, ending in the early 1960s, characterized by the use of vacuum tubes, the performance of one operation at a time in strictly sequential fashion, and elementary software, usually including a program loader, simple utility routines, and an assembler to assist in program writing.


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Pioneer Electronics announced in October that many of its DVD-R/RW first-generation computer drives and set-top recorders will require a firmware upgrade prior to using new high speed recordable discs.
 
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