8c00eacf_een_RAM_and_ROM____RAM_v_s_ROM__ROM
[Options] Types [RAM] The RAM memory is categorized into two types they are the: Statistic RAM (SRAM) and Dynamic RAM (DRAM) [ROM] 
The ROM memory is categorized into three types, they are: PROM (Programmable Read Only memory), EPROM (Erasable Programmable Read Only memory) and EEPROM (Electrically Erasable Programmable Read Only memory)
Difference between RAM and ROM? | RAM v/s ROM
ROM