Memory Flashcards
1
Q
What is RAM?
A
Random Access Memory - RAM is used as a form of temporary storage on a computer (that is volatile)
2
Q
What is ROM?
A
Read Only Memory - ROM used to boot a computer has bios etc on it.
3
Q
What is the difference between RAM and ROM?
A
RAM
- Volatile - loses data when computer switch off
- Memory can be written or read from
ROM
- Non Volatile - does not lose data when turned off
- Memory can only be read from
4
Q
What is Virtual Memory?
A
When RAM is used up, a part of the secondary storage (HDD/SSD) is used instead to hold the data normally used in the RAM.