INTRODUCTION Computer networking is the engineering discipline concerned with the communication between computer systems or devices. A computer network is any set of computers or devices connected to each other with the ability to exchange data. It is sometimes considered a sub-discipline of telecommunications‚ computer science‚ information technology and computer engineering since it relies heavily upon the theoretical and practical application of these scientific and engineering disciplines
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speech will be related to an important echo that face technology with is computer threats. I will cover some of important threats that face most of us; I will tell you how to protect your computer from threats‚ how to deal with hackers‚ crackers and what to do if your computer was attacked. The most popular threat that face computers are viruses‚ A virus is a program written intentionally to change the way your computer operates without your permission or knowledge. Their behavior is similar
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Harmful Effects of Computers and the Internet Robin Diaz Student ID# Strayer University Abstract Computers along with the Internet have come a long way from their first uses in the military and by large corporations. Today‚ computers are an important part of modern life. More and more people are purchasing computers for use in the home. Whether they are surfing the web or managing their finances‚ computers have become a useful tool. Some parents are purchasing computers and using them as
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Computer Industry Analysis "Laptop prices hit new low" Summary: The article "Laptop prices hit new lows" by Gary McWilliams focuses on the computer industry‚ and how prices have evolved during past 5 years‚ specifically 2001-2005. The article reports that the prices of laptop computers have decrease substantially over the past 5 years. The average price for a laptop hit a new low in 2005 of about $1000; a decrease of about $250 from last year‚ and more than $600 from year 2001. In the past
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everything is connected with computer technology. We use computers at home‚ work and we are often assisted by them in shops‚ banks‚ offices and many other places. People often do not see any disadvantages of having computers; I will try to show you good and bad sides of using them. In the first place‚ a computer is a really comfortable‚ convenient and helpful thing; it often makes lots of work for us which normally consumes plenty of time.Another useful thing is that computers now are often small and
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Computer has become the lifeline of modern generation. This has become part and parcel of every man’s life. We are sharing innovations between countries because of computers and internet. It has given us the capability of connecting with people from around the world as easy as it is to talk over the back fence in your own yard. Because of computers and internet one can take any course in any institute through e-learning.The world is developed faster because of computers. One good thing about computers
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The Computer is one of the wonders of Science. Science has made our lives more enjoyable and has broadened our knowledge. The computer influences our way of living for a variety of reasons. They have enabled us to do things faster‚ as well as communicate with people across the globe. The Internet affects us in every way‚ most importantly with our social lives‚ our jobs‚ and our entertainment. Our social lives are not just communicating with telephones and mail anymore. Going "on-line"
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Computer Mouse: Consumer Driven Innovation The computer mouse controls the pointer on a computer screen‚ allowing a user to navigate throughout programs‚ websites‚ etc. The mouse is moved around a surface by the user’s hand in order to translate that movement to the pointer on the computer screen. Computers were only invented shortly before the earliest mice were developed‚ and there were very few computers around. There was little demand for an invention like this‚ but before the mouse was invented
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of Computers? A computer is a device that accepts information in the form of digitalized data and manipulates it for some result based on a program or sequence of instructionson how the data is to be processed . Modern computers inherently follow the ideas of the stored program laid out by John Von Neumann in 1945 . Essentially ‚ the program is read by the computer one instruction at a time ‚ an operation is performed and the computer then reads in the next instruction . Nowadays ‚ computers are
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Computer Mouse Mouse is a hand-operated electronic device that controls the coordinates of a cursor on your computer screen as you move it around on a pad. The main goal of any mouse is to translate the motion of your hand into signals that the computer can use. The mouse was first invented by Douglas Engelbart in 1964 and consisted of a wooden shell‚ circuit board and two metal wheels that came into contact with the surface it was being used on. Six years after Engelbart made the mouse they
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