A computer is a general purpose device that can be programmed to carry out a set of arithmetic or logical operations. There are many types of computers that we are using now like personal computers (desktop)‚ mobile computers and mobile devices‚ game consoles‚ servers‚ mainframes‚ supercomputers‚ and embedded computers [1]. Since a sequence of operations can be readily changed‚ the computer can solve more than one kind of problem[2]. Every day‚ people around the world rely on different kinds of computers
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more convenient seems to be practical. Nevertheless‚ it makes the assumption that people are over-dependable on them. As I shall argue‚ this not the whole picture‚ and there are some negative effects that cars bring to us. Both the pros and cons of using cars will be discussed in this essay. First of all‚ I firmly believe that natural environment and people’s health are being threatened by cars. For example‚ increasing numbers of cars is the reason why there is an increased demand for the petroleum
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administration. On the other hand using computers has several disadvantages. They are very bad for health. For example screens destroy eyes even with a low radiation screen. Many people complain for that issue‚ because then they have to pay for oculists and wear glasses. Also there are a lot of viruses which can influence a computer and destroy the data bank. It is a problem for banks and big concerns which store many of information inside their computers.In conclusion‚ computers obviously has both good
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the internet. Considering the past hundred years‚ many people believe has been the greatest invention. Some people feel strongly that it is necessary for their lives. However‚ it is important to look at both sides of the discussion. First of all‚ many people like to use the internet. Especially‚ those who want to have an easy life. For example‚ people can buy services or products via online shopping. This is convenient for those who do not have time to go shopping. Moreover‚ the internet is suitable
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Perceived Benefits of the Internet to Culture and Society The benefits of the Internet that are mentioned most frequently are its perceived benefits as a means to information‚ communication‚ commerce‚ entertainment‚ and social interaction. These are all functional aspects of the internet: most of its applications and services have been designed explicitly to serve such functions‚ and many people that the Internet successfully performs these functions. In addition‚ the Internet has been claimed to have
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Aim/Objective To compare the concentration of reducing sugars in three different types of canned soft-drinks available in the school canteen. Background information: Reducing sugars are any sugars that in basic solution forms some aldehyde or ketone. This allows the sugar to act as a reducing agent‚ for example in Benedict’s reaction. [1]Reducing sugars include glucose‚ fructose‚ glyceraldehyde‚ lactose‚ arabinose and maltose. All monosaccharides which contain ketone groups are known as ketoses
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Advantages and Disadvantages of Internet Health Care The internet has become a major contributor to everyday living‚ from shopping to renting movies to researching personal health issues. Today‚ there are thousands of internet websites that can be used to access health information. Anything from researching and ordering prescription medications‚ to learning about illnesses‚ or even chatting online with trained physicians can be found via the internet. Although there are many benefits of internet
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The advantages and disadvantages of internet advertising In the last five to ten years‚ it has become increasing number of people to use internet for working and studying. This tendency looks set to continue in the future. According to this effect‚ a large number of advertisements have appeared on the internet. This essay will discuss the main advantages and disadvantages of internet advertising. There are four main advantages of internet advertising. The first benefit is the speed of spread. The
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Advantages and disadvantages of using mobile phones In this modern society‚ mobile phones have become part of one’s life. The mobile phone is a marvelous invention. It contributed a lot in connecting people from every corner of the world. The mobile phone is just a small device which can call people any time anywhere‚ it is very convenient towards people. From the customer’s point of view‚ it is obvious that mobile phones assist you in business a lot‚ such as‚ make schedule of working‚ surf the
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Cell phone is the most popular technological product nowadays. It is used by almost people off all ages. It seems to be very useful. In fact‚ for every plus‚ there is minus. In my opinion‚ although cell phone shows us many advantages‚ it also brings us some disadvantages. For one thing‚ cell phone really makes our life easier because of the following reasons. First‚ it is very convenient. It helps us contact with people at anywhere over the world in a fastest way. People use it to connect with others
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