D. Guiles

  • Abacus
    100

    Abacus

    Ancient times: tool used to calculate larger numbers when the calculator didn’t exist
  • Analytical Machine

    Analytical Machine

    First to perform actions other than calculating numbers.
  • Hole Cards

    Hole Cards

    flexible write-once card that encodes data
  • Von Neumann Architecture

    Von Neumann Architecture

    invented modern model for digital computer systems
  • ENIAC

    ENIAC

    First electronic general-use computer