HISTORICAL FACTS OF COMPUTERS BY CETAN BARR COMPUTERS…. Have you ever thought how computers were first made or who made them and how? Well,I have and.

HISTORICAL FACTS OF COMPUTERS

BYCETAN BARR

COMPUTERS….

• Have you ever thought how computers were first made or who made them and how? Well ,I have and we have all learned about it in computers 1 and 2 and it was quite cool. Do you know how your computer is made? Do you know who made it?

FACTS

• Early computational devices

• Early computers• Generations and m

ain components• Inventors/develope

rs• Internet• Wrap Up!• Citations

EARLY COMPUTATIONAL DEVICES

• First calculating tool was the abacus.

• Herman Hollerith developed a mechanical tabulator based on punched cards.

EARLY COMPUTERS

• Eckert and Mauchly both developed the first general purpose computer ENIAC and first commercial computer UNIVAC.

• Charles Babbage made the first computer.• Mark 1 was the first electronic computer made.

EARLY COMPUTERS CONT.

• Altair 8800 was the first microcomputer made in 1975.

• EDSAC and EDVAC are a couple of the earliest computers developed.

GENERATIONS AND MAIN COMPONENTS

• First generation was made up of vacuum tubes in 1946-1958. UNIVAC and ENIAC.

• Second generation computers were made up of transistors in 1956-1963.

• Third generation computers were made up of integrated circuits in 1965-1970. Can carry out instructions in billionths of a second.

GENERATIONS AND MAIN COMPONENTS CONT.

• Fourth generation computers were microprocessors made in 1971-today. Altair 8800 was the first microprocessor kit bought.

• Fifth generation computers are artificial intelligence. Made today-future. Quantum and Molecular will change in computers in years.

• Generations of Computers flyer.

INVENTORS/DEVELOPERS

• Steven Jobs and Steven Wozniak both helped create Apple.

• Bill Gates and Paul Allen helped design Microsoft.• In 1991, Tim Berners-Lee developed the World

Wide Web.

INVENTORS/DEVELOPERS CONT.

• Blaise Pascal made the first digital calculator.

• MANIAC was later developed by John Von Neumann.

INTERNET

• Birth of the net took place in 1969.

• ARPANET was the first Internet up and running and developed by Department of Defense.

• The first web browser made was Mosaic which was developed by Marc Andreesen.

WRAP UP!

• Well have you learned anything new about your computer? I have. Pretty fascinating how quickly our society has become more technological. Newer world means newer discoveries I guess. Can’t wait to see what our world will come up with next.

CITATIONS

• “The Five Generations of Computers.” Webopedia. IT Business Edge. 9 August 2011. 30 March 2012. http://www.webopedia.com/DidYouKnow/hardware_software/2002/fivegenerations.asp

• Google• Want to read about it again?