Chip1

History of Computers

By Andreavasquez12

  • IBM

    IBM
    Herman Hollerith, an American inventor, built a machine to count a census. It used punched cards and gears like the previous ones, but it worked with electricity. His company grew to become the first computer manufacturer in the world: IBM.

  • ENIAC

    ENIAC
    The first computer called ENIAC is introduced to the public. It was built at the University of Pennsylvania (USA) and operated with more than 17,000 vacuum tubes. It could make 5,000 additions and 300 multiplications per second.

  • transistors

    transistors
    The second generation of computers starts, which used transistors to process information instead of vacuum tubes. New programming languages such as COBOL and FORTRAN were developed.

  • Apple I

    Apple I
    Steve Jobs and Steve Wozniak make the Apple I. This computer allowed users to see what they were doing on a screen, unlike other models. Then an improved version called Apple II came, which sold millions of units.

  • WWW or Web

    WWW or Web
    It appears the WWW or Web, one of the main internet services, which makes the use of computers more useful in different areas.

  • Nokia 510

    Nokia 510
    A prototype tablet called Nokia 510 webtablet is introduced, with a 10 inches touch screen.