Computer was not invented overnight. Mankind had to wait for a long time. In 1643, the French mathematician B. Pascal invented a theory of "Digital calculating system." After a long span of time Cahrles Bavez invented the complete structure of modern computer in 1812. Later, in 1944, an American scientist Mr. Haward Akim invented the computer perfectly with the help of Harvard University" and IBM company.
Computer is of great use to us. To speak the truth, his unique device has changed the entire word. It has contributed to almost all the spheres of our life. It plays a vital role in our individual social, national and international life. The usage of computer are given below.
In communication: computer has brought a revolutionary change in the field communication. It has made the word much smaller. Through internet, it has brought the world into the grip of man. The whole world has become a global village how. With the help of e-mail, we can communicate with the people of the furthest corner of the world within few seconds.
In education: Computer contributes to the field of modern education also. It helps us greatly to prepare study materials. Results of various public exams are readied accurately and published by computer. Books, records, educational documents are preserved and printed by it.
In medical Science: Now-a-days, computer is frequently used to diagnose complicated diseases. The latest inventions of modern science, like MRI, CT scan. ECG all these are now possible by the bounty of computer. Often computer is used to grind the stones stomach. Thus computer is has increased our span of time.
In commerce: Computer is used in all types of commercial purposes. It is used to prepare various commercial documents, budget and to store secret information. The price of currency and the news of stock exchange can be known by it instantly. In a commercial office, computer is a must today.
In industrial sectors: Computer is now being used in industrial sectors too. To run mills, factories and large industries, computer is extremely essential. Besides, computer is now able to run ships and even helicopters.
Entertainment: In the field of entertainment, there is nothing equal to computer. We can enjoy music, video clips, games and share all these through it. Many people are now using it as a tool of social networking.
Other uses: Almost all the official works of the world's organization are running by computer. Even it is being used in the agricultural sector. It helps the scientist to research about various important matters. Moreover, it is helping us in conquering space.
Though computer has uncounted merits, it has some demerits too. Sometimes young boys and girls become addicted to abusing it. It weakens our eye-sight if we use it for long time.
We all are to confess that the computer is a blessing of modern science. In fact, we can not think about a single moment with out it. It has become a part and parcel of our life. It is the strangest gift of science which has increased the speed of civilization and still increasing.
