Storage test questions

1

What is the difference between a CD-R and a CD-RW?

2

What is the difference between a CD and a DVD?

3

What is the difference between a CD and a magnetic tape?

4

What does USB stand for?

5

What is meant by the capacity of a storage device?

6

What is meant by 'portable' with regards to a storage device?

7

What is meant by external storage?

8

Magnetic disks and external hard drives all have what in common?

9

What does RW stand for?

10

What do CDs, DVDs and Blu-rays all have in common?