history of technology

By MarinaCVHS

  • holes in cards

    these cards allow companies to store information and access the information through the card on the computer.

  • the analytical machine

    the inventor is charles babbage and he worked on it till 1871. This is a mechanical digital computer.

  • ENIAC

    Two men named John Mauchly and John Presper Eckert developed.

  • UNIVAC

  • Altair

    the Altair 8800 was announced on the cover of Popular Electronics.

  • Apple

    They were incorporated as Apple computer. In January 9, 2007 “computer” was removed and how it’s just Apple.

  • CRAY-1

    The CRAY-1A serial number 3, was delivered to NCAR

  • the first spreadsheet

    first computer spreadsheet program.

  • Macintosh

    Macintosh is considered the first most successful computer to use a GUI.

  • Windows

    Microsoft was introduced to Windows

  • Abacus

    the Chinese abacus was developed about 5000 years ago. The inventor was Chinese in c3000 BC.

  • PC

    it was introduced in 1975. PC means a personal computer.