A computer is an electronic device that can receive a set of instructions or program and the carry out this program by performing calculations on numerical data or by compiling and correlating other forms of information. ("Computer" Encarta). It also performs calculations and processes information with astonishing speed and precision. Computer Technology has improved our lives. It will continue to affect our future which will lead to an easier‚ less complicated lifestyle‚ with more job opportunities
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Computer Organization & Architecture Lecture #12 Organization and Architecture Computer Architecture Those attributes of the system that are visible to a programmer. Those attributes that have a direct impact on the execution of a program. • • • • Instruction sets Data representation – number of bits used to represent data Input/Output mechanisms Memory addressing techniques Computer Organization The operational units and their interconnections that realize the architectural specifications. Those
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Many people believe that the answer to this question is simply money. They think that the more money they have‚ the happier they will be‚ but is this necessarily true? Can a 2 by 6 inch bill really be all it takes to bring delight? Although money can buy materials and experiences that can bring fleeting happiness‚ it cannot bring lasting joy. What makes you happy? To answer this question‚ some may respond by saying a new car or a bigger house but none of this will bring them lasting happiness. This is a difficult
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402 Small Business Professor‚ Ricardo Toye | To Build or Buy | Week 4 Assignment 1 | Cornelius Gaskins 1/22/2013 | Craft a brief (1-2 pages) strategy for a business concept that would directly compete with the small business you selected. Explain the rationale for the strategy in detail. “It Bakes Good‚” with a delicious flavor that is sure to please. Watching customer’s satisfaction is the goal. Developing a
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BYTE 1 Teaching Guide Contents Introduction to the series For the instructor Introduction to the Teaching Guides Features of the Teaching Guides A practical approach Issues involved in using computers Ideas on class management Some ideas for practical application Unit 1: The evolution of computers Teaching objectives Learning outcomes Introduction for the teacher Sample lesson plan for a 40-minute period Suggested answers to end-of-unit questions Additional information for the teacher Activity
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of components that work together to realize some objectives forms a system. Basically there are three major components in every system‚ namely input‚ processing and output. Input Output Processing Fig. 1.1: Basic System Components 2 :: Computer Applications In a system the different components are connected with each other and they are interdependent. For example‚ human body represents a complete natural system. We are also bound by many national systems such as political system‚ economic
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keyboard-8 bit Computer systems v Manual systems Benefits of computer system: Takes up less space Searching is very quick More than one person can access the same data form their network PC. The data stays in the computers memory Fewer staff are needed to look after a computer system Reports can be generated very quickly-automated Problems of a computer system: Setting up is very expensive Computer systems need people to maintain them POWER CUTS! It is easy to hack into a computer system.
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COMPUTER REVOLUTION Personal Computers The personal computer revolution was a phenomenon of immense importance in the 1980s. What the average American commonly refers to as a PC‚ or personal computer‚ did not even exist before the 1970s. Mainframe computers had been the norm‚ and they were primarily relegated to business and scientific use. With the dawn of the personal computer all Americans were allowed potential access to computers. As competition and modernization increased‚ issues of cost
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Science and technology Adv of technology First of all‚ technologies play a very important role in society because it makes life easier to live on and less time consuming. Technology has the ability to create shortcuts in working. People do not have to do all the hard labor anymore. For example‚ microwave ovens cook food easily without using any stoves and making a big mess. Some decade ago‚ there were no gas or electric stoves‚ people have to get firewoods and lighting them up for cooking
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The history of computer development is often referred to in reference to the different generations of computing devices. A generation refers to the state of improvement in the product development process. This term is also used in the different advancements of new computer technology. With each new generation‚ the circuitry has gotten smaller and more advanced than the previous generation before it. As a result of the miniaturization‚ speed‚ power‚ and computer memory has proportionally increased
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