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
Answer:B
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
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.