中等ICT-SYST-012
Why is RAM a poor place to keep the only copy of an attendance record?
A. RAM cannot store numbers.
B. RAM is a printer.
C. RAM is always larger than a hard disk.
D. RAM is volatile, so the record disappears when the power goes off.✓ 答案
解說
Volatility is the point. The record needs secondary storage if it must still be there after shutdown.