read only memory, read-only storage, read-only store, fixed storage, ROM
a memory chip that permanently stores instructions and data. Its contents are created at the time of manufacture and cannot be altered. ROM chips are used to store control routines in personal compute, püsisalvestusega pooljuhtmälude üldnimetus; ühekordse salvestusega, ümberprogrammimisvõimaluseta pooljuhtmälu