600 B.C. It is interesting to know that it can calculate at an amazing speed. The first mechanical adding machine was invented by Blaise Pascal in 1642. Keyboard machine and concept of punched cards‚ came up around‚ 1880. Bussiness machines and calculators made their appearance. Towards the end of the nineteenth century professor at Cambridge considered to be the father of digital computer. Thousands of computers‚ from small relatively cheap units to large and expensive computers can be found in offices
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Evolution of Computer A.P.Mohana priyaa Abacus Chinese invented calculating device called ABACUS Ø Also known as “SOROBAN” perform addition and Ø subtraction Wooden rack holding two horizontal wires with beads Ø strung on them. Rules memorized by the user Ø Regular arithmetic problems can be done Ø NAPIER’S DEVICE John Napier a Scottish Mathematician Ø Set of eleven animal bones later it was replaced by Ø rod Number marked on them‚they placed
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advantages of such situation. Firstly*‚ computer – controlled cars‚ planes or ships allow us to travel safely. Secondly‚ all the mental work we need to do‚ from simple equation to huge statistic data would be almost impossible without using the calculator at least. Finally‚ medical care and all the equipment used while helping people would not provide such results if led only by human hand. We should also remember about large branch of entertainment‚ from television and video with remote control
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this data. Kathleen Guinee wrote‚ "By information technology‚ I mean the tools we use to perform calculations‚ to store and manipulate text‚ and to communicate. Some of these twentieth century tools include: the adding machine‚ slide rule‚ and calculator for performing calculations‚ the typewriter and word processor for processing text‚ and the telephone‚ radio‚ and television for communicating."(www.cs.princeton.edu/~kguinee/thesis.html) The report will examine how advances in constructing and
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telephone were placed in home ‚the traditional boundaries between private ‚family life and public ‚business life became blurred .The telephone enabled the creation of first "on-line" communities using party lines. 2- The adoption of mechanical calculators led to the “deskilling” and feminization of bookkeeping 3- Time-sharing systems allowed many people to access the computers‚ which they used it for educational purposes. 4- Television also made an embarrassment mistake which influenced
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Broadening Your Perspective 17-2 ACC/561 July 14‚2014 Monique Smalling Broadening Your Perspective 17-2 The idea for this example is to further explain Activity Based Costing and how it can help the Ideal Manufacturing Company keep its costs at the correct level. Activity based costing is defined as “An activity based costing (ABC) system recognizes the relationship between costs‚ activities and products‚ and through this relationship assigns indirect costs to products less arbitrarily than
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confidential information into the website which would then make the transaction successful. Next‚ he or she would have the chance to look at the account balance and statement which would then show the mathematics without actually having to go through a calculator. Using a computer to do finances is a very beneficial way for the consumer and the service provider. Computers can dramatically decrease the amount of time necessary to get the job done. For example‚ it may take a person five hours to finish
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then calculate the density of an unknown metal and determine its identity based on your data from your known samples. Reagents: None Equipment: Lead Copper Zinc Triple Beam Balance Graduated cylinder Unknown metal (Magnesium) Beaker Calculator Procedures Preparation: We observed the given equipment‚ and then placed 100 Ml of water into a graduated cylinder. Zinc 1. We then placed a sample of Zinc in the graduated cylinder. 2. The water level rose 4 ml. We subtracted the original
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References: outtextxy(x/5‚8‚"Scientific Calculator by-: Akash(02512) & Akhil(02514)"); initmouse();
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to have a child‚ from birth until college‚ and my guess is that it is a whole lot more than I would ever expect. Let us just start out with the basic necessities‚ such as food and clothing. According to www.Babycenter.com’s "cost of a child calculator"‚ in 2007 for the average two-parent household with an income of $38‚000-$64‚000 a year food for one child would cost about $3‚276 a year‚ and that is
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