HISTORY OF COMPUTER Abacus - The First man-made computing device. - It can perform addition and subtraction - invented in China Pascal’s calculating machine/Pascaline - The first mechanical calculator - Invented by Blaise Pascal - Can perform addition & subtraction Leibnitz calculator - First general-purpose calculating machine - Extended version of Pascal Calculating machine - Can perform multiplication and Division - Invented by Gottfried Leibnitz Automatic
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| |Unit 02 – Computer Systems |Mr. K.Akilan | |Assignment Title & Number: |Learning Outcomes Covered: |Assessment Criteria Covered: | | |LO1. Understand the function of computer |(1.1‚1.2‚1.3)(2.1‚2.2)‚(3.1‚3.2)‚(4.1‚4.2) |
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The Simple Computer POST Power on self-test (POST) is a test which the computer completes on start-up which will verify whether the hardware is all working correctly. If the hardware is working correctly the computer will continue to boot if not a beep code is generated. A BIOS may have a different beep code depending on what type of BIOS it is. Steps of POST (Power on self-test) Power on self-test (POST) is a test which the computer completes on start-up which will verify whether the hardware
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Brief History of Computers (A Look Back at Computing) Computers have become one of the most important parts of modern society. Nearly everything that is modern required or uses computer related technology in some way. But how did computers as we know them come to exist? Did someone sitting in his lab just one day say‚ "Aha! I’ve got it! The computer?! Well‚ no‚ that is not how this happened. Rather‚ many years of brilliant ideas and research from many different individuals contributed
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Introduction Chelsea Hardware is one of the best hardware store specialized in Computers‚ Laptops‚ and all other IT accessories in Colombo at a reasonable cost. Chelsea Hardware consists of an in excess of 4000 clients in Sri Lanka and World Wide‚ who are acknowledge on the special administration to extend their business. Auston is a private school‚ established in 1996‚ that has been get ready understudies for professions in Engineering and Project-Management. Currently there have been issues concerned
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Basics of Computer :: 1 1 Basics of Computer 1.1 INTRODUCTION In this lesson we present an overview of the basic design of a computer system: how the different parts of a computer system are organized and various operations performed to perform a specific task. You would have observed that instructions have to be fed into the computer in a systematic order to perform a specific task. Computer components are divided into two major categories‚ namely‚ hardware and software. In this lesson we
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Mark Abrasaldo 04 - 11 - 2011 CS 321 9:00am – 12:00pm Prof. Meljohn Aborde 1. CISC and RISC. Differentiate. ➢ CISC is a computer where single instructions can execute several low-level operations (such as a load from memory‚ an arithmetic operation‚ and a memory store) and/or are capable of multi-step operations or addressing modes within single instructions. ➢ RISC is a CPU design strategy based on the insight that simplified (as opposed to complex)
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Introduction to Computers What is a computer? An electronic device for storing and processing data‚ typically in binary form‚ according to instructions given to it in a variable program.. Many people believe that knowing how to use a computer‚ is one of the basic skills needed to succeed in the workplace. In order to use the computer it is necessary to understand how the computer works. Hardware | Computer hardware is made up of the equipment used to make up you computer unit. These parts
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Using Perceptual Maps in Marketing MKT/421 Using Perceptual Maps in Marketing Thorr Motorcycles is a very successful business based in South Dakota sells motorcycles and motorcycle apparel. Thorr Motorcycles is a multibillion dollar company that manufactures more than 200‚000 motorcycles each year. Thorr has long had an image of producing high-end machines and has enjoyed a 40% share in the market. A recent census indicated that Thorr needs to improve its current product to boost
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all types of hospital information systems are supported in client-server architectures for networking and processing. Most of work positions for hospital information systems are currently resident types. After beginning the Mobile computing tablet computers and smartphone applications are used. Enterprise hospital information system with Internet architectures havebeen successfully deployed in public healthcare territories and have been widely adopted by further entities. The hospital
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