What characteristics of Read Only memory ROM, makes it useful?

ROM information can be easily updated.

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ROM provides very large amounts of inexpensive Data storage.

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Data in ROM is Nonvolatile, that is , it remains there even without electrical power

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ROM chips are easily Swapped between different brands of computers

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Solution

The correct option is C Data in ROM is Nonvolatile, that is , it remains there even without electrical power
Read only memory that is ROM has some characteristics which make it useful. Those characteristics are data in ROM is nonvolatile, that is it remains there even without electrical power. it can store data for a long period of time. Once data is stored it can not be edited but only be retrieved which is good for security purpose and if you want to edit the data then it should be special type of ROM.

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