Computer - Applications
There are a number of methods in which educational institutions can use a 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:
In marketing, uses of the computer are following −
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 − Home shopping has been made possible through the use of computerized catalogues that provide access to product information and permit direct entry of orders to be filled by the customers.
Healthcare:
Computers have become an important part in hospitals, labs, and dispensaries. They 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 computerized machines.
Following are some major fields of health care in which computers are used.
Diagnostic System − Computers are used to collect data and identify the cause of illness.
Lab-diagnostic System − All tests can be done and the reports are prepared by computer.
Patient Monitoring System − These are used to check the patient's signs for abnormality such as in Cardiac Arrest, ECG, etc.
Pharma Information System − Computer is used to check drug labels, expiry dates, harmful side effects, etc.
Surgery − Nowadays, computers are also used in performing surgery.
Engineering Design:
Computers are widely used for Engineering purpose.
One of the major areas is CAD (Computer Aided Design) that provides creation and modification of images. Some of the fields are −
Structural Engineering − Requires stress and strain analysis for design of ships, buildings, budgets, airplanes, etc.
Industrial Engineering − Computers deal with design, implementation, and improvement of integrated systems of people, materials, and equipment.
Architectural Engineering − Computers help in planning towns, designing buildings, determining a range of buildings on a site using both 2D and 3D drawings.
Military:
Computers are largely used in defence. Modern tanks, missiles, weapons, etc. Military also employs computerized control systems. Some military areas where a computer has been used are −
Missile Control
Military Communication
Military Operation and Planning
Smart Weapons
Communication:
Communication is a way to convey a message, an idea, a picture, or speech that is received and understood clearly and correctly by the person for whom it is meant. Some main areas in this category are −
E-mail
Chatting
Usenet
FTP
Telnet
Video-conferencing
Government:
Computers play an important role in government services. Some major fields in this category are −
Budgets
Sales tax department
Income tax department
Computation of male/female ratio
Computerization of voters lists
Computerization of PAN card
Weather forecasting
