READ ONLY MEMORY – (ROM)

                 The data which are in read only memory cannot be easily changed or deleted as this memory is permanent. The necessary data permanently stored there by the company which produced the computer. This is also called the memory which can only be read. A few ways of read only memory can be noticed.

 

01.Programmable Read Only Memory – (PROM).

02.Erasable Programmable Read Only Memory – (EPROM).

03.Electrically Erasable Programmable Read Only Memory – (EEPROM).