中等ICT-SYST-014
A computer can show its first start-up screen before the operating system has loaded from the SSD. Where are those start-up instructions typically kept?
A. In ROM, because the instructions must still be there after the power has been off.✓ 答案
B. Only in RAM, because RAM keeps its contents with no power.
C. In the projector, because output devices store programs.
D. In a spreadsheet the user has not created yet.
解說
ROM is non-volatile and holds the start-up instructions. RAM is volatile, and a display does not store the boot program.