Many people consider the computer to be a once in a lifetime invention. Almost everywhere one goes and looks‚ there is always a computer. They are found in basically every household in America. It is such a powerful device that it changes the way people run their lives. The question is‚ are computers all good or are there some downfalls to this incredible gadget? In order to answer this question‚ it is best for one to know the history‚ components‚ careers‚ and the dark side of computers. There
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to compose the telegraph guided the development of telephones‚ television‚ and many other electronic based devices. Telegrams were sent to communicate transversely throughout the world and forever changed the way electricity was used. Before this invention‚ a simple letter or semaphore would have to suffice. In the 1830’s‚ the telegraph was first invented. The telegraph had high expectations as it was invented to communicate to help railroad signaling in Britain. (Morse Code and the Telegraph). Whenever
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One day Edison’s boss called him to his office. He asked him how much it would cost to buy his improvements. He wanted $6‚000 but his boss offered $40‚000! Edison bought a factory and started inventing. In 1871‚ Edison married Mary Stiltwell and had three children. In 1876‚ Edison moved out of Newark and into Meleno Park. In 1876 Alexander Bell invented the telephone and Edison improved it by making it battery powered. He then invented a lampback out of graphite and it made the signal clearer
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Do you think life is possible without mobiles? Absolutely not! Mobiles has now became an important part of our life. In fact it has virtually become a necessity for people everywhere. As many things have been developed‚ from year to year‚ century to century‚ the world has become more unique. But mobiles will always be a popular gadget in the world. However‚ it also has certain advantages and disadvantages. Now a days‚ mobiles are not only used for communication but for other reasons also. The
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In 1873 blue jeans were invented by a well known man named Levi Strauss. Blue jeans became popular for farmers and workers‚ because they were tougher and less likely to rip. Many Americans wore jeans for comfort‚ too. A 24-year-old German immigrant named Levi Strauss departed from New York with little supply of dry materials. He also had the intention of opening an extension of his brother’s New York business that he was bringing to San Francisco. Strauss did not want to be a prospector‚ so he decided
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Elaine Chan KE Credit card- a blessing or a curse? According to a recent survey‚ credit card is gaining in popularity nowadays. Majority of the citizens aged above eighteen are having at least one credit card. Nevertheless‚ the number of tragedies arising from bad debts has been surging over the past few years. Is credit card a blessing or a curse? Before coming to a conclusion‚ lets first get an insight of the issue. Considering the convenience that credit card brings you‚ the free gifts
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Science and invention have led us to a more convenient daily life‚ but are they always good? We should look at both sides of the coin. So I am writing to discuss the pros and cons of science and invention. First of all‚ with science and invention‚ there will be less work for human to do. Also‚ it will be more effective in doing some complicated work. This makes humans’ lives more enjoyable. Vacuum cleaner is a good example‚ it can remove dirt and dust from the floor‚ and it is very helpful for
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civilizations depended upon sheer labor to extract these materials. This was shown to be very labor and time intensive. Especially early on when stone tools were the only thing available. The solution to this problem came in the late 1800s with the invention of dynamite. Gunpowder is considered the first explosive to be discovered. It was first discovered many years ago in China and India. Early uses of gunpowder were primarily for military use but didn’t see wide spread until the 16th century. Due
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employees that has the valid credentials can enter or have access to a certain offices and electronic files that can be accessed through various system tools. My part of the job was to assign two different types of access control systems namely‚ the smart card access control and the biometric access control‚ requested by the Chief Information Officer of the company itself. Once I’ve done with the research of both access control system‚ I would be voicing out my point of views based on which of the two access
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Inventions are what help our world and people be better. Inventions change civilizations‚ and the physical world we reside in. Inventors think of bigger and better things on a daily basis. This is no different during WW 2. It is amazing the inventions that were made‚ how they were used during that time‚ and how we use those ideas in modern times. There were many great inventions that are remembered today‚ some of which were penicillin‚ the first computer‚ and radio navigation.("Top 10 Inventions
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