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What characteristic of read-only memory (ROM) makes it useful?

A. ROM information can be easily updated

B. Data in ROM is non-volatile, that is, it remains there even without electrical power.

C. ROM provides very large amounts of inexpensive data storage.

D. ROM chips are easily swapped between different brands of computers.

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  11. BIOS stands for
  12. The output quality of a printer is measured by
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