Which of the following are types of ROMs? a) SROM & DROM b) PROM & EPROM c) Only one type there is no further classification d) PROM & EROM

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Answer :

Answer: b Explanation: There are two types of Read Only Memories: PROM i.e., Programmable ROM & EPROM i.e., Erasable Programmable ROM. When only a small number of ROMs with a particular memory content is needed, PROM is used and in case of EPROM, all the contents of the storage cells must be erased before the write operation

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