中等ICT-SYST-013
Which statement about cache memory is correct?
A. Cache is the only place a user's files are kept after the computer is switched off.
B. Cache is application software used to edit video.
C. Cache is a small, fast store that keeps copies of data the CPU is likely to need again soon.✓ 答案
D. Cache replaces secondary storage, so a computer no longer needs a drive.
解說
Cache sits close to the CPU and speeds up repeated access. It is not a backup of files, and it does not replace an SSD or the operating system.