In the modern world of today, computers play a vital role in every people. The modern world of today develops a lot. In this fast moving life of the modern world, computer holds extraordinary significance. Computer has become an instrument to the works of every people. It makes work easier and faster. It helps the organizations or the companies for it can hold huge amount of information. It has made data analysis extremely easy and it also improves information which can be applied in all aspects of life. Computer also serves an important part in the world of communications. Thus, we should learn how to use computer in order to avail the applications it has.