What is ROM ?

What is ROM ?
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Answer :

ROM (Read Only Memory) is a non -volatile memory. This part of the main memory is permanent , unchangeable and destructive memory. Even if the power supply to the computer is turned off, the data stored in this memory is not deleted. Nothing new can be added , modified or modified in ROM . The information written in this section can only be read , but not written. That is why it is called permanent memory.
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