Q
The characteristic of read-only memory (ROM) makes it useful?
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A
A. Rom information can be easily updated.
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B
B. Data in rom is non-volatile, i.e. even without electrical power.
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C
C. Rom affords a large capacity of data storage.
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D
D. rom is changeable in various brands of computers.
Correct Answer:
B. B. Data in rom is non-volatile, i.e. even without electrical power.
