History of computers

Carley and Kate

Info Tech 8

Dixon

Definition

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

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.

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.

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

1946 1960 1970

1980 1990 2000

Computers over the years

Computers today

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

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.

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.

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.

Thanks for watching!

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