History of Computers

Timeline created by stefrien
  • Blaise Pascal

    Blaise Pascal
    He was a mathematician and he built the first calculater that did adding and sutracting.
  • Stepped Reckoner

    Stepped Reckoner
    It was the first calculater to do all addition, subtraction, multiplication and division.
  • Jacquards Loom

    Jacquards Loom
    He invented punched cards that kept data.
  • Charles Babbage

    Charles Babbage
    He was like the father of computers. He came up with the idea to use punching card to program it. But he never completed the computer and gave up.
  • Lady Augusta Ada countess of Lovelace

    Lady Augusta Ada countess of Lovelace
    She was associate of Charles Babbage and was know as the first programmer.
  • Herman Hollerith

    Herman Hollerith
    He invented the tabulating machine that divided punch cards.Though the 1800s he was inventing it.
  • Atanasoff-Berry Computer (ABC)

    Atanasoff-Berry Computer (ABC)
    On of the first digital computers but about the time of WWII. John Atanasoff built it and it took place in WWII.
  • ENIAC

    ENIAC
    It was the first programmable general-purpose electronic digital computer. Built in the WWII
  • Harvards Mark 1

    Harvards Mark 1
    It was a prototype computer built during WWII and was broke to a bug flying in.
  • Vacuum Tubes

    Vacuum Tubes
    It was used to help develpe 1 of the first computers.
  • Dr. Grace Murray Hopper

    Dr. Grace Murray Hopper
    She was a pioneer in developing computer technology. Later she joined Computer Corp., where she designed a complier that translated a programmers computer codes.
  • Transisitors

    Transisitors
    It is a device for amplifying, controlling, and generating electrical signals. Used in 2nd generation of computer.
  • Integrated Circuits

    Integrated Circuits
    An electronic components made into a single unit, in which miniaturized active devices. WHich was used in the 3rd generation of computers.
  • Microprocessor

    Microprocessor
    It contains the arithmetic, logic, and control circuitry necessary to perform the functions of a computer's processor. Used in 4th generation computers.
  • Apple Inc.

    Apple Inc.
    Started as a company with only computers. Now they've gotten more advanced and have phones and other moblie devices.
  • Laptops

    Laptops
    They came out with IBM 5100 a portable computer that came out in the 1970s.
  • Dell

    Dell
    One of the worlds leaders in PC's. They keep up with the computers and newer versions.
  • Todays Computers

    Todays Computers
    Our modern day computer are way more advanded than older models. It has come a long way from Charles Babbage's idea. Now you can have a computer on your cell phone, tablets, and othe moblie devices.