storage systems Flashcards
(6 cards)
1
Q
What does volatile mean?
A
That it loses its information when power is lost.
2
Q
Why does an optical storage system spin?
A
So the laser can read all the information on the disk.
3
Q
When does an optical storage system spin at its slowest?
A
When the laser is reading the information at the edge of the disk.
4
Q
Why is an electronic storage system faster than a magnetic storage system?
A
Because there are no moving parts in an electronic storage system.
5
Q
What does a head do in a hard drive?
A
It reads an writes data on a hard drive.
6
Q
What is the difference between memory and storage?
A
memory is connected to the processor but storage isnt
