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ROM |
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| Related Terms | CD-ROM, hardware, RAM |
| Description | acronym of Read Only memory. A data source that cannot be altered, such as the data on a non-rewritable Compact Disc, or the chip in a computer that contains the most BASIC operating features of the hardware. Some forms of ROM (called flash ROM) can be updated using special software, but this is usually done to correct problems in the operation of the hardware. |