File sizes

• What are the units of storage capacity measured from lowest to highest?

  Bits, bytes, kilobytes, megabytes, gigabytes, terabytes
• How does an operating system abbreviate measurements of storage capacity?

  It uses abbreviations like 1 megabyte becomes 1MB
• What is the relationship between bits and terabytes as outlined in the table?

  • 8 bits = 1 byte
  • 1000 bytes = 1 kilobyte
  • 1000 kilobytes = 1 megabyte
  • 1000 megabytes = 1 gigabyte
  • 1000 gigabytes = 1 terabyte
• How is the size of a file and a storage device's capacity typically reported?

  In its simplest form, such as 1TB instead of 1000GB
• What are some common file types and their typical sizes?

  • Photo: 3MB
  • Song: 5MB
  • Film: 1-1.5GB
• What influences the size of a file?

  The amount of information a file stores
• Why might a file's size vary even if it contains the same type of information?

  Because different files can store varying amounts of information