Computer Science for IGCSE & O level - Hardware (Section 29 - No. 6)
Which of the following is a common characteristic of RAM chips?
They store data permanently, even without power.
They are generally slower than ROM chips.
They are volatile and lose their data when power is off.
They are used to store the operating system permanently.
解释
RAM (Random Access Memory) is volatile; its contents are lost when the power supply is switched off.