Which is the primary memory used for the speed of a computer?

Correct answer: RAM. RAM is the main (primary) memory that the CPU uses to run programs quickly.

Background: More RAM helps a computer run more programs smoothly.

• ROM: ROM holds permanent startup instructions.
• HDD: An HDD is secondary storage and is slower.
• SSD: An SSD is secondary storage.

Did you know? RAM loses its data when the power is off.

Memory trick: RAM = speed.