Nowadays, computers are an important part of most people's everyday lives. This change has imporved the way people live. |
Since the first computer was contrived by Pascal, many computers have been evolved for about four centuries. Nowadays, most of people on earth use personal computers, but some people think computers will bring calamity to people due to computer virus which aim at national secret files, VOD disease when he or she plays computer games too many hours. Despite the negative opinion on computers, computer is still important to eighty percents of world population. You need computer for using CDs, documents work and communication First, one necessary hardware of computer is CD-RW which rotates CD and let it play. CDs are made for uncountable uses. Some desire educational CDs for studying such as encyclopedia, exam dictionary files, DVD for movie, music albums and so on. As you can see, we use much more CDs than we think. For example, my friends and I share our movie CDs and other useful CDs. In my case, I had Britannica encyclopedia CD and Longman exam dictionary CD. Lots of my friends think it helps them in certain parts. Second, there is one significant purpose, document work. To white color workers especially executives do their most of work by computer. For instance, my father always works Windows Excel and Word to organize company information efficiently. Also, I often use computer in school to practice TOEFL. Furthermore, some writers use their computers to make out articles. Finally, by using internet, people can communicate each other. E-mail, messenger program are one of internet communication method. Some people have relationships by these services. For example, I have communicated for many years at internet café which composed of people interested on portable players such as MP3 player, UMPC(Ultra mobile portable computer), navigation which shows maps with car. We sometimes meet each other and discuss these players. In conclusion, computers have the most potential powers. The computer engineering researchers do not solve every puzzles computer have. If we solve them completely, human lives will change better and better. Computers are the keys to make affluent society. People can put to use movable storage devices for certain purposes, document work and communicating. Computer make unbelivable change in modern ages and it imporved all of people's lives. |