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The MOS technology based semiconductor ROMs are classified into _____ categories.
Correct Answer: C — 3
Explanation:
The MOS technology based semiconductor ROMs are classified into three categories: Mask ROM, PROM,& EPROM. PROM stands for Programmable Read Only Memory in which the ROM can be externally programmed by the user. EPROM stands for Erasable Programmable Read Only Memory, where the ROM and be cleared and re-programmed.