Question

what is EPROM a and PROM explain class 9 ​

Answer 1

Answer:

PROM stands for Programmable Read Only Memory is the type of Rom is written only. It was meant to fulfil the requirement of a group of roms which may contain a selected memory content. It’s memory is written just the once and programmed electrically by the user at the time or when the initial chip fabrication.  

EPROM stands for Erasable Programmable Read Only Memory is also the type of ROM is read and written optically. To write associate eprom, its storage cells should stay within the same initial state. It provides reduced storage permanency as compared to prom as a result of the eprom is receptive to radiation and electrical noise. in the construction of eprom.

Explanation: Hope this helps