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Year 1890
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. -
year 1946
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. -
year 1958
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. -
year 1964
Integrated circuits begin to be used in the computers, which increased the processing capacity and reduced the size of the machines. -
Year 1971
1971 The microprocessor appears: a single integrated circuit in which the basic elements of the computer meet. The first personal computers begin to develop. -
Year 1976
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. -
year 1981
1981 The IBM PC is on sale as a home computer and revolutionizes computing. It increases the development of software and operating systems with which computers run. -
Year 1990
1990 It appears the WWW or Web, one of the main internet services, which makes the use of computers more useful in different areas. -
year 1992
The development of smartphones starts with the presentation of the Simon phone that included calendar, address book, world clock and calculator, among other functions. -
Year 2001
A prototype tablet called Nokia 510 webtablet is introduced, with a 10 inches touch screen.
