History of Computers/Calculators

  • Apple

    Apple

    It is an american multinational corporation that designs and markets consumer electronics.
  • CRAY-1

    CRAY-1

    Designed, manufactured, and marketed by Cray Research.
  • First Electronic Spreadsheet

    First Electronic Spreadsheet

    Called Visicalc and ran on an Apple II computer.
  • PC

    PC

    It is a personal computer which is a general purpose computer
  • Macintosh

    Macintosh

    Made it easier for users to use programs and devices
  • Windows

    Windows

    New invention where all you have to do is point and click to move from screen to screen on your computer.
  • Von Neumann Architecture

    Von Neumann Architecture

    Design model for a stored program digital computer.