Invention_of_Science

Advantages Of A Computer ADVANTAGES OF A COMPUTER     ➢ Speed: A computer is a fast device. It performs tasks done by a human being in a day within a fraction of seconds. A powerful computer is capable of doing 3 to 4 million simple calculations per second. The speed of the computer is measured in terms of microsecond (10-6), in nanoseconds (10-9) and picoseconds (10-12).     ➢ Accuracy: The accuracy of computers is consistently high. The accuracy depends on the quality and design of the program. Errors can occur in a computer and they are mainly due to human mistakes instead of technological mistakes.     ➢ Diligence: A computer is free from monotony, fatigue, lack of concentration, etc, and hence it can work for hours straight together without creating any errors.     ➢ Versatility: it is one of the important merits of the computer. A computer is capable of performing multi-tasks at a time. If the program permits, a computer can simultaneously feed the data, print the bills, play music and movies as well as opening of other required files without disturbing any other task.     ➢ Storage of data: A computer is capable of storing data and can recall any information, any amount of information due to its storage capacity. Even after several years, the information recalled will be as accurate as on the day it was saved to the computer.     ➢ Computer technology is rapidly advancing. Innovations are constantly emerging, while related costs drop. By understanding their present needs and future technical requirements, the cost-conscious educator can effectively navigate the volatile computer Advantages And Disadvantages Of Computer. Great advancement in the field of science and technology has resulted into the invention of numerous devices, which have made our life easy and comfortable. Among the devices, which are widely used in the present time, is computer. Indeed computer has become basis need of modern people. There is a symbol of modernity. Despite this fact computer like other devices has pros and cons. Having computer certainly has disadvantages but there are some good aspects of it too. Computers are useful in business, in education and home. The use of computer has reduced time span of many works. Any works can be done sitting in a place and pressing few keys. It has enabled people to know happenings of the world shortly after it happens. Computer has made it easier for people to communicate in addition to saving time and money. Formerly, operating business used to be totally manual work. Because of payments to be made for workers, goods used to costly. The use of computer has surely reduced cost of goods. Moreover, a chance of miscalculation is very less if done with computer than with a human brain. The use of computer in education sector has brought changes in the age-old teaching materials. Way viability of materials allows teachers to use them for effective educating. As in business and education computer is useful at home. Leisure time of family members does not become burden. They can si at a place and spend time watching any movies they like. Computer puts a stop to writing letter, posting it and waiting for the reply. Needless to say computer has numerous advantages. Nonetheless it has disadvantages too use of computer results into unemployment as computer can perform the duty that might need nearly six to seven workers. Unemployment is likely to result into crimes. Continuous work with computer causes loss of eyesight in the long run. Internet, which is widely used to see pornographic scenes, corrupts the mind of teenagers. Due to it, sex- 1. Disadvantage 1. It destroys your social life and interactions with humans if you do not maintain the balance. 2. It may effect to the destruction of your eye sight due to radiation. 3. It may cause pimples and wrinkles. 4. It may damage your studies and life. 5. Too much time in front of monitor may adverse effect your eye sight and can also make you fat. 6. The way it distracts and can deviate our thoughts and activities towards unproductive activities. 7. It could cause violation of privacy, impact on labor force, health risks, impact on environment, distraction from work, and possible antisocial influences. 8. getting away from their real life and getting into bad lines ADVANTAGES 1. It helps you automate various tasks that you can not do manually. 2. It helps you organize your data and information in a better way. 3. It has much more computing and calculating power then an ordinary human. 4. It may help your work to be a lot easier. 5. It may be the storage of your important data and files. 6. It may be your handy book. 7. It may help you solve problems faster than an ordinary human being can do. 8. It has speed, storage, reliability, consistency and communications. 9. It helps you to find useful information using the Internet. 10. It helps in businesses, factories, offices, ADVANTAGE & DISADVANTAGE OF INTERNET ADVANTAGES -you can send and receive e-mails -you can get in touch with your friends -you can do shopping -you can downloads files, music and films -you can find interesting materials -you can meet/get to know a lot of people -you can find flat or jobs quickly -the net is easy and fast source of information -the net makes our work easier -the net enables us to do shopping, pay bills without leaving our homes -the net saves our time (we don’t have to stay in queue) -provides entertainment DISADVANTEGES -you can get addicted to internet -you can met bad people -you may be robbed -the net is harmful to your eyesight and spine -the net is full of violence and pornography -children spend to much time in front of instead to it -viruses can destroyed your computer [pic][pic] ADVANTAGE & DISADVANTAGE OF INTERNET Internet is something which often helps us in live. It has a lot of advantages and disadvantages, but I think that positive sides of Internet are more then negative. The first advantage of using the internet is helping people in education. It’s a source of useful information which is needful in school or in live. We’ve got the access to information about different travel agency so we can find interesting offer on holiday etc. The Internet helps us in searching a job, choose the best school or we can learn foreign language. There are many adverts. We don’t have to sit long time in library because in the Internet are dictionaries, encyclopedias and education programs. In the internet we can pay rachunki or buy different things without leaving home. Through the Internet we can contact with people from every countries. It helps shy people to talk with other. It’s also the entertainment. We can play games, read funny texts, listen to Internet radio etc. The disadvantages are less, but not any. Some people are addicted to Internet and they fail their families, health of people gets worst (spine, eyes). On chat sites there are many cheats and deviants. Sometimes we can’t believe with who we are talking. There are also demoralizing websites. People stops to read books or think independently because everything is on websites. I think that the internet helps in live, and it’s good, but sometimes it can go for wrong way. People should use Internet with deliberation. [pic][pic]schools and homes. violence increases rapidly.... hardware and software market.