1181ComputerMedium
What characteristic of read-only memory (ROM) makes it useful?
AData in ROM is non-volatile, that is, it remains there even without electrical power.
BROM provides very large amounts of inexpensive data storage.
CROM information can be easily updated.
DROM chips are easily swapped between different brands of computers.
Correct answer
A. Data in ROM is non-volatile, that is, it remains there even without electrical power.
Explanation
Data in ROM is non-volatile, that is, it remains there even without electrical power. is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.