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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Computer Lab or Computers in the Classroom Everyone lives in a society dependent on technology at work‚ home‚ and school‚ but students are not able to access this technology on a continuous basis. Computers are significant to education because they make us reconsider how students learn‚ how they are inspired‚ and what useful information is. Classroom with computers have become an important part of the curriculum and need to be used daily. Phasing out computer labs and putting computers right in
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UNIT - I BASIC STRUCTURE OF COMPUTERS FUNCTIONAL UNITS A computer consists of five functionally independent main parts. They are‚ ➢ Input ➢ Memory ➢ Arithmetic and logic ➢ Output ➢ Control unit Basic functional units of a computer [pic] The operation of a computer can be summarized as follows The computer accepts programs and the data through an input and stores them in the memory.The stored data
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COMPUTER CONCEPTS A computer is a machine that processes data and performs tasks according to a set of instructions. To do anything‚ computer must be give specific directions to follow. They get these directions from software. Software‚ such as that used for word processing‚ is a set of step-by-step instruction for the computer‚ written by computer programmers in a programming language like BASIC‚ Pascal‚ or C. Computers also get instructions from you‚ the user. When you use the mouse (more
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If you could make one important change in a school that you attended‚ what change would you make? Use reasons and specific examples to support your answer. If you could make one important change in your school‚ what would you change? Most people want to change the school uniforms to look more fashionable. But for me i would prefer to gain more experience in practicing than theory.I will give the following reasons to explain why I want to change the ways First of all‚ I feel that the students
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Developing) which are not offered by a typical Internet Café. The business can be established in any of the major cities of the country. 1.2 Opportunity Rationale In a short period of three decades‚ computer has become a household item all around the world. With the introduction of Internet‚ in the 90s‚ computers became a significant medium to communicate with people around the world. It became a source of information and now there is an increasing number of businesses shifting toward e-Commerce‚ which
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Introduction to computer Basics Background This topic will discuss the introduction to the use of the computer in the business area‚ including the basic hardware and software concepts. Information technology (IT) is one of the key resources in the modern business environment. We have lived during the past 20 years in a period that has strongly emphasised the strategic importance of information technology. Consequently‚ those currently involved in management have a clear vision of the technology’s
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changing economic climate on the company which will include both the internal and external factors and the company’s and HR dept’s response to these issues both in short and long term. HCL is the largest outsourced contact centre in Ireland and provides sales and customer service in telecom‚ banking and publication. We will analyse the impact of OFCOM regulations‚ other legal‚ environmental and international factors affecting the organisation as well as the restrictions imposed by both key clients and
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ecosystems. Types of Pollutants Primarily air pollutants -can be caused by primary sources or secondary sources. The pollutants that are a direct result of the process can be called primary pollutants. A classic example of a primary pollutant would be the sulfur-dioxide emitted from factories Secondary pollutants -are the ones that are caused by the inter mingling and reactions of primary pollutants. Smog created by the interactions of several primary pollutants is known to be as secondary
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rate‚ monetary policy‚ and stimulus program through the money multiplier. What are the factors that would influence the Federal Reserve in adjusting the discount rate? According to Chron if prices rise too fast or the economy starts slowing down‚ the Federal Reserve uses the discount rate as a way of manipulating interest rates to stabilize the economy. This change can either increase or decrease how much you ’ll pay to borrow money. How does the discount rate affect the decisions of banks in setting
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