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johncena
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Will anyone explain to me the uses,advantages,disadvantages and working of ROM(Read Only Memory) in simple English?
Thanks in advance.
Thanks in advance.
johncena said:Will anyone explain to me the uses,advantages,disadvantages and working of ROM(Read Only Memory) in simple English?
Thanks in advance.
johncena said:Is ROM random access ?
ROM stands for Read Only Memory and is a type of computer memory that can only be read from, not written to. It is used to store permanent data or instructions that do not need to be changed, such as the computer's startup instructions.
One major disadvantage of ROM is that it cannot be modified or updated. This means that if there are any errors or changes that need to be made to the data or instructions stored in ROM, the entire chip would need to be replaced. Additionally, since the data in ROM is fixed, it may become outdated as technology advances.
ROM and RAM are both types of computer memory, but they serve different purposes. ROM is used for permanent storage of data that does not need to be changed, while RAM is used for temporary storage of data that is actively being used by the computer. Additionally, RAM can be written to and updated, while ROM is read-only.
There are several types of ROM, including Mask ROM, PROM, EPROM, and EEPROM. Mask ROM is created by the manufacturer and cannot be changed, while the other types can be programmed with data once or multiple times. PROM can only be programmed once, while EPROM and EEPROM can be erased and reprogrammed multiple times.
ROM is commonly used for storing the computer's BIOS (Basic Input/Output System) and firmware, which are necessary for the computer to start up. It is also used for storing video game cartridges and other electronic devices that require permanent data storage.