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Page 1: History of computers

History of computers

Carley and Kate

Info Tech 8

Dixon

Page 2: History of computers

Definition

• A computer is a programmable machine that receives input, stores and manipulates data, and provides output in a useful format.

Page 3: History of computers

Who introduced it • Charles Babbage

was the first person to introduce the idea of "programmable machines“ he never thought of the idea of desktop computers or laptops.

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The first computers

• The first general-purpose electronic computer, was made in 1946

• It was called ENIAC, which stands for; Electronic Numerical Integrator And Computer.

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Who invented it• John Presper Eckert, born

in 1919, in Philadelphia, Pennsylvania, attended the University of Pennsylvania, taking the Moore Engineering School.

• John William Mauchly, born in 1907, Cincinnati, Ohio, studied engineering at Johns Hopkins University’s School of Engineering, but eventually started looking into the Physics department

Page 6: History of computers

1946 1960 1970

1980 1990 2000

Computers over the years

Page 7: History of computers

Computers today

Page 8: History of computers

Peripheral Devices

• Devices that connect to the computer. Keyboards, microphones, scanners, printers and computer mice are all examples of Peripheral Devices

• Peripheral Devices are split into three categories, Input, Output and Storage.

• Input devices give control signals to the computer

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Popular computer brands

Dell, Apple, Sony, IBM, and Acer are all very popular computer companies known today. They are all known worldwide of their computers.

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Newer generation of the computer

• Laptops are a newer technology of the computer. Their easier to move around and can fit on your lap.

Ipad’s are also a newer technology that can be hand held. They are touch screen and super thin. You can download apps of any kind for free too.

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A few other facts

Question: Who invented the mouse?Answer: Douglas Engelbart.

Question: Who invented the keyboard?Answer: Christopher Latham Sholes.

Question: Who invented the computer compiler?Answer: Howard Aiken and Grace Hopper.

Question: Who invented the computer monitor?Answer: Allen B. DuMont.

Question: Who invented the computer printer?Answer: Chester Carlson.

Page 12: History of computers

Thanks for watching!

Page 13: History of computers

Bibliography

• http://www.buzzle.com/articles/who-invented-the-computer.html

• http://inventors.about.com/gi/dynamic/offsite.htm?site=http://web.mit.edu/invent/iow/mauchly%2Deckert.html

• http://www.theitlibrary.com/Hardware/peripheral.html• http://inventors.about.com/library/blcoindex.htm