Computer now is very popular to people in the world. It helps us do manything. It has many advantages such as we can search the information in the Internet faster than search it in the books. Nowadays,we can communicate with each other even though we are very far away from them. Moreover, we can learn foreign language, read newspaper, watch TV, listen to music.....manything. However, it also has some disadvantages. It wastes lots of your time for sitting in front of the computer which is not good for your help and makes you lazier.

Computer is a modern tool which has made life very easy and simple. It has the capability to complete more than one task in small time. It is able to do work of many human beings alone within less time. It is the utility of highest efficiency. The first computer was a mechanical computer which was created by the Charles Babbage. A computer works successfully using its hardware and fully installed application software. Other accessories of the computer are keyboard, mouse, printer, CPU and UPS.
The data which we put into the computer using device is called input data and device as input device and data which we take outside using printer or the other device is called as output data and device as output device. The input data gets changed into the information which can be stored and changed anytime. Computer is very safe tool for data storage which is being used in various fields. We can shop, pay our electricity bill, water bill, video chat, messaging, e-mail messages anywhere in the world and lots of online activities using the internet.

Computer is the latest technology which is used almost everywhere. It has made possible to do large amount of works in very small time. It has reduced the man effort in the offices means it gives high level of work output in very small time, less effort, low man power, etc. Now a day, it has become hard to imagine our lives without computer. We can use internet in the computer which gives us lots of required information on any subject in very less time. There are great contributions of the computer in the lives of human being. It is playing big role in every field and helping us every single moment. Old generations of the computer were less effective with less functions but new generations of it are amazing with high capacity, easy to handle and more functions.
Future generations of the computer would be more effective and lots of functioning. It has made our life easier. Using this we can easily learn anything and enhance our skill. We can get any information about any service or product or other thing within no time. We can buy anything online using computer and internet and get free delivery. It is very useful for the preparation of project work of any student reading in any class.

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chưa đúng lắm.mở bài ngắn quá ,chưa khai thác nội dùng bài ,cần nêu rõ lợi ích và tác hài cách dùng hợp lít nhưng vãng cảm ơn các bạn đãi đăng bài lên