Units of Storage

Measures how much data a computer can hold, from bits to terabytes.

Purpose of Simple Data Storage

  • To store information for use by devices or applications
  • Allows data to be retrieved and used later (e.g., saving files)
  • Provides a way to share data between users or systems

Measures of Storage

Unit Abbreviation Approximate Size Example Use
Bit b Smallest unit (0 or 1) Binary data
Byte B 8 bits A single character (e.g., 'A')
Kilobyte KB 1024 bytes Text documents
Megabyte MB 1024 KB Images, small apps
Gigabyte GB 1024 MB Videos, games
Terabyte TB 1024 GB Large storage systems

Targets

State the purpose of simple data storage in computing

Identify common units of data storage, such as bits and bytes