History of Computers

  • First Complete Computer

    First Complete Computer
    Konrad Zuse uses punch tape and bionary digital code to create the first Z1 computer. This is important because it was the first complete computer marking the beginning of coputer units.
  • Period: to

    Time Line of Computer Advancements

  • First Complex Calculator

    First Complex Calculator
    George Stibitz creates the first complex number calculator. This is important because it was used as a foundation for all computer calculators.
  • First RAM Memory

    First RAM Memory
    F.C. Williams developed his cathode-ray tube which was the earliest form of RAM memory. This is important because RAM is used today and this is when it was created in it's earliest form.
  • First Computer Game

    First Computer Game
    Claude Shannon created a computer that could play chess against the user. This is important because modern machines play chess and this was it's first form.
  • First Electric Computer

    First Electric Computer
    Hideo Yamachito created the first sucsessful computer that used electricity. This is important because electricity is still used to power computers and this is when it was put in use.
  • Silicon Chips

    Silicon Chips
    The first silicon chip is produced in the U.S. by Jack Kilby & Robert Noyce. This is important because silicon chips are in modern computer processors and this was the first.
  • First Mouse

    First Mouse
    Douglas Engelbart patented the first mouse. This is important because mice are used on some modern computers.
  • Word Processor

    Word Processor
    IBM came out with the first word processor application. This is important because word processors are still used to create documents.
  • E-Mail

    E-Mail
    Ray Tomlinson invented e-mail. This is important because we use e-mail to communicate computers today.
  • Windows is Released

    Windows is Released
    Microsoft windows is introduced using the first icoms and dropdown menus eliminating the need for typing every command into the computer. This is important because windows is used today and is more advanced.