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The computer is one of the most brilliant gifts of science.This device was originally developed by Charles Babbage.Most countries have developed fast due to computerization. Writing a program is essential for a computer. Speed, accuracy, reliability, and integrity are the main characteristics of a computer.

Many of the routine activities today at home and in business are done by computers. The computer has proved a friend and servant of science, technology and industry. Most offices, shops, factories and industries use computers. The Internet is a storehouse of information. The computer is a boon to all. Telecommunication and satellite imageries are computer based. Computers have made the world a global village today.

In medical diagnosis, computers are being used to locate and investigate accurately and precisely abnormalities and diseases. Business transactions and high volume of associated data are easily managed by using computers.

Computer is the backbone of information technology whose major application lies in internet. Internet has some very useful applications in our day to day life.

One can get railway and air tickets booked online. This saves one from the trouble of standing in a queue for long hours. One can also apply for a job or admission in a school or a college by filling the application form online. This saves time and energy. One can also see results of any examination on the Internet. Tax returns can also be filed on the Internet. Income Tax form can be downloaded from the Income tax website.

The Internet helps the student to study for the examinations. Students pursuing courses through distance education mode can study the subject online. The internet is the fastest and cheapest way to take admission in a foreign institution, collect geographical information of any region, chat with anybody in any corner of the world or search for life partner of one's choice.

The state governments and the central government have put special emphasis on computer education in India. Computer application is also beig extended to legal arena. The Supreme Court of India has become the first court in the country to provide e-filing of cases.

Computerization has created a lot of jobs for DTP operators, Programmers, Hardware an Software professionals. It provides tremendous openings for new kinds of entrepreneurs.

The computer gives us many benefits. They can be used as typewriters. When equipped with telephone modems, with the help of computer we can chat across the world. Teleconferencing and video conferencing are also possible. The internet helps us to keep in touch with family and friends. One can get information about every subject known to man, ranging from government law and services. trade fairs, conferences, market information, education, society and politics.

Telecommunication and satellite imagery are computer based. Computerization can play an important role in rural areas in seed research, crop disease management and software development for rural industries.

The computer also has its negative side. The rise of cyber crime, the use of chat rooms for indecent discussion, certain websites, which deal in pornographic material have been noticed. But the advantages and importance outweigh the disadvantages. Through computerization, the world has become a global village today.