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History of computer ppt download

History of computer ppt

Computer History. 2. Jan Charles Babbage. English inventor; ; taught math at Cambridge University; invented a viable mechanical computer equivalent to modern digital computers. 3. Jan Babbage's first computer. difference engine. built in early 's. special purpose . 9 Sep This presentation was created in by Mahmud Shihab. A Brief History of Computers. By. Bernard John Poole, MSIS. Associate Professor of Education and Instructional Technology. University of Pittsburgh at Johnstown. Johnstown, PA Pre-Mechanical Computing: From Counting on fingers to pebbles to hash marks on walls to hash marks on bone to hash marks in sand.

are these necessary components? History of Computers - Long, Long Ago. beads on rods to count and calculate; still widely used in Asia! Abacus - BC. History of Computers - Way Back When. Slide Rule ; based on Napier's rules for logarithms; used until s. Slide Rule. History of Computers - 19th Century. HISTORY OF COMPUTER SCIENCE. WHAT IS A COMPUTER? EARLY COMPUTERS? BLAISE PASCAL (APPROX. ). French Mathematician, theologian and scientist. BLAISE PASCAL (APPROX. ). Built a machine with 8 gears called the Pascaline to assist French government in compiling tax reports . The History of Computing. B.C.: The Abacus. The original mechanical counting device. Image courtesy of Computer History Museum, http://www. T. K. Yin, NUK-CSIE. Blaise Pascal. French mathematician and philosopher; Built the Pascaline in Image courtesy of Computer.

James Tam. The History of Computers. You will learn about the developments in computing and other related technologies that were made from the 's onward. James Tam. History Part II: The Electronic Computers. The ABC; The ENIAC; The British code breaking computers; Stored program computers. James Tam. History of Computers. Week 1. Definition of a Computer. A computer is defined in the following ways. By the work it does; By the kind of information it handles; By its size and price. Particulars are Moving Targets. Technology advances at exponential rates. Computer memory capacity quadruples every 3 years? Computer. History of Computing. Leen-Kiat Soh. CSCE Department of Computer Science and Engineering. University of Nebraska. Fall Who Invented Computer? No, a transistor is not a computer, but this invention greatly affected the history of computers. John Bardeen, Walter Brattain & Wiliam Shockley The Transistor.

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