2.1.3 Computer storage

Storage
- Holds data, instructions, and information for future use.

Storage medium
- Physical material on which a computer keeps data, instruction and information.

Storage Capacity
- Number of bytes (characters) a storage medium can hold.

Typical storage and capacities

Conversion
Example 1

Example 2

Convert 1.2 GB to KB.

Solution:

1.2 GB

= 1.2 x 210  x 210  KB

= 1.2 x 220   KB.

 

Example 3

Convert 1200 MB to GB.

Solution:

1200 MB

= 1200 / 210 GB

= 1.17   GB.