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Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 1 Free Powerpoint Templates History of Computers CSCI 101

Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 2 Computer: Prior to the 1800’s a ’Computer’ was someone who did math. In 1642 Blaise Pascal created the first Calculator.

Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 3 In the mid-1800s Charles Babbage created a Mechanical Computer. These machines could Add Substract Loop Compare 2 numbers

Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 4 Harvard Mark 1 (IBM) Mechanical, not electrical completed in 1943 used to compute artillery tables instructions on paper tape storage = 72 numbers

Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 5 First Generation Computers based on vacuum tubes ENIAC Univ of Pennsylvania programmed via wires EDVAC based on ENIAC program stored in memory UNIVAC 1951 first commercial machine

Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 6 2 nd Generation Computers based on transistors Transistors can perform AND, OR, NOT, etc The Xbox One has 5 Billion transistors in it’s CPU.

Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 7 3 rd Generation Computers based on Integrated Circuits mainframes and minicomputers –IBM 360 First offered in 1964 equally suited for business or science from 8K to 8M of memory

Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 8 4 th Generation Computers based on VLSI –VLSI = Very Large Scale Integration –thousands of transistors per chip microcomputers –IBM PC released in 1981

Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 9 Computers sold annually

Click here to download this powerpoint template : Colorful Networks Free Powerpoint TemplateColorful Networks Free Powerpoint Template For more : Powerpoint Template PresentationsPowerpoint Template Presentations Page 10 Software Development Current job market? Salaries? What they do? Why should I care?