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Question

Which memory is non-volatile and may be written only once?

A
RAM
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B
EE-ROM
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C
PROM
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D
None of the above
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Solution

The correct option is C PROM

PROM memory is non-volatile and may be written only once.A programmable read-only memory (PROM) or field programmable read-only memory (FPROM) or one-time programmable non-volatile memory (OTP NVM) is a form of digital memory where the setting of each bit is locked by a fuse or antifuse. It is one type of ROM (read-only memory).


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