Computer Science for IGCSE & O level - Hardware (Section 17 - No. 10)
What is the defining characteristic of virtual memory?
It uses a portion of the hard drive to simulate RAM.
It allows multiple programs to run concurrently.
It automatically moves data between RAM and the hard drive.
It increases the amount of physical RAM available to the system.
Giải thích
Virtual memory uses space on the hard drive to supplement RAM, allowing for more programs to run than would otherwise be possible.