History of computers

• 1. History of computers Carley and Kate Info Tech 8 Dixon

2. Definition

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

3. 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.

4. 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.

5. 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 Universitys School of Engineering, but eventually started looking into the Physics department

6. Computers over the years 1946 1960 1970 1980 1990 2000 7. Computers today 8. 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

9. Popular computer brands 10. Newer generation of the computer

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

Ipads 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. 11. 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.

12. Thanks for watching! 13. 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