Multiple choice

The temporary or volatile memory of a computer is erased when the computer is turned off. Accordingly, the computer user before turning off the machine must transfer anything in the memory which is important to

  1. Control unit

  2. ALU

  3. CPU

  4. Permanent Memory

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Volatile memory (RAM) loses its contents when power is turned off. Therefore, users must save important data to permanent storage (hard disk, SSD, or other non-volatile media) before shutting down. The CPU, ALU, and Control Unit are processing components, not storage destinations.