Data Storage

• Units of Data Storage

  • Bit
  • Nibble( 4 bits)
  • Byte (8 bits)
  • Kilobyte (1000 bytes)
  • Megabyte(1000 KB)
  • Gigabyte (1000 MB)
  • Terabyte (1000 GB)
  • Petabyte (1000 TB)
• Why does data have to be converted to binary for computer to process?

  • Computers use on and off signals, binary uses 0 and 1 which can present the on and off electrical signals