Application of Computer Notes

#Applications of Computers

When the first computers were developed , they were used only in the fields of mathematics and science . In fact , the first effective utilization of computers was for decoding messages in military application . Later on computers were used in real – time control systems.

 Internet

The internet is a network of networks that connects computers all over the world . It gives the user access to an enormous amount of information.

·                     E-mail

·                     Chatting

·                     Usenet

·                     FTP

·                     Telnet

·                     Video-conferencing

Government

Computers play an important role in government. Some major fields in this category are:

·                                Budgets

·                                Sales tax department

·                                Income tax department

·                                Male/Female ratio

·                                Computerization of voters lists

·                                Computerization of driving licensing system

·                                Computerization of PAN card

·                                Weather forecasting

Business : A computer has high speed of calculation, diligence, accuracy, reliability, or versatility which made it an integrated part in all business organizations. Computer is used in business organizations for: Payroll calculations Budgeting Sales analysis Financial forecasting Managing employees database Maintenance of stocks etc.

Banking  :Today banking is almost totally dependent on computer. Banks provide following facilities: Banks provide online accounting facility, which includes current balances, deposits, overdrafts, interest charges, shares, and trustee records. ATM machines are making it even easier for customers to deal with banks.

Education :  The computer has provided a lot of facilities in the education system. The computer provides a tool in the education system known as CBE (Computer Based Education). CBE involves control, delivery, and evaluation of learning. The computer education is rapidly increasing the graph of number of computer students. There are number of methods in which educational institutions can use computer to educate the students. It is used to prepare a database about performance of a student and analysis is carried out on this basis.

Marketing :  Advertising - With computers, advertising professionals create art and graphics, write and revise copy, and print and disseminate ads with the goal of selling more products.   Home shopping has been made possible through use of computerised catalogues that provide access to product information and permit direct entry of orders to be filled by the customers.

Health Care  : Computers have become important part in hospitals, labs, and dispensaries. The computers are being used in hospitals to keep the record of patients and medicines. It is also used in scanning and diagnosing different diseases. ECG, EEG, Ultrasounds and CT Scans etc., are also done by computerised machines.

Military :  Computers are largely used in defence. Modern tanks, missiles, weapons etc. Military also employs computerised control systems. Some military areas where a computer has been used are: Missile Control ,Military Communication ,Military Operation and Planning Smart Weapons

Hospitals  : Hospitals use computers to record every information about patients , from time of their admission till their exit . For example the date , time reason for being admitted , the Doctor being consulted all prescribed medications , doctors visits , other servises bill etc.

Movies  Computers are used to create sets , special effects , animations , cartoons , imaginary characters , videos . They can watch movies, listen to songs, and watch videos download different stuff.