Computer Application in Different Fields

Introduction to Application:

The term application refers to software that is a set of programmed instructions or code to perform a task or operation on a computer. Applications play an important role in computers because they are end-user programs that allow users to do many things with their system. Application programs are designed and developed to run on system software, the operating system. An operating system is system software that allows all application programs to run and perform various tasks on a computer system. GUI-based applications perform a variety of tasks on your computer, such as creating documents, playing games, browsing, and more.

Business

Computers are an integral part of every business organization because of their speed, attention, accuracy, reliability, and versatility.
computers are used in business organizations for: −

• Payroll
• Budgeting
• Sales Analysis
• Financial Forecasting
• Employee Database Management
• Inventory Management, etc.

Banking

Banking today is almost entirely computer dependent.
Bank offers the following features –

• Online accounting features include checking current account balances, setting up deposits and overdrafts, interest claims, equity, and trustee records.
• Fully automated ATMs make it easier for customers to transact with banks.

Insurance Companies

Insurance companies use computers to keep all their records up to date. Insurance companies, financial institutions, and brokerage firms use computers extensively for their businesses. The insurance company maintains a database of all its customers with the following details:

• Procedures for Maintaining a Policy
• Commencement Date of a Policy
• Next Installment of a Policy
• Due Dates
• Interest Expenses
• Survivor Benefits
• Bonuses

Education

Computers play a key role in many of the educational systems. Help provide the facilities.

• Computers are a tool of the educational system known as CBE (Computer Based Education).
• CBE includes learning administration, administration, and assessment.
• Computer education is rapidly increasing the number of computer students.
• There are several ways that educational institutions use computers to teach students.
• Used to create a database of student performance, on which analysis is performed.

Marketing

Marketing Uses Computers: −

• Advertising − Advertisers use computers to create art and graphics, write and modify text with the intention of selling more products., to print and distribute advertisements.
• Home Shopping – Home shopping is now possible through the use of computerized catalogs that allow customers to access product information and enter orders directly.

Healthcare

• Computers play a vital role in hospitals, laboratories, and pharmacies.
• They are used in hospitals to keep patient and medication records. 
• It is also used for scanning and diagnosing various diseases. 
• Electrocardiogram, electroencephalogram, ultrasound, CT scan, etc. 
• It is also performed by a computer-controlled machine.

Below are important medical fields that use computers.

• Diagnostic Systems: Uses computers to collect data and identify the cause of disease.
• Laboratory Diagnostic System: All tests can be run and reports are computer generated.
• Patient Monitoring Systems: These are used to check patients. Symptoms for abnormalities such as Cardiac arrest, electrocardiogram, etc.
• Drug Information Systems: Computers are used to check drug labels, expiration dates, adverse side effects, etc.
• Surgery: These days, computers are also used in surgery.

Engineering Design 

The computer is commonly used for engineering purposes.
One of the main areas is CAD (Computer Aided Design) which allows the creation and modification of images. –

• Civil Engineering − Stress and strain analysis for the design of ships, buildings, budgets, aircraft, etc. is required.
• Industrial Engineering – Computers deal with the design, implementation, and improvement of integrated systems of people, materials, and equipment.
• Architectural Engineering – Computer-aided city planning, building design, and site-building extents using 2D and 3D drawings.

Military 

The computer is primarily used for defense. Modern tanks, missiles, weapons, and more. The military also uses computerized control systems. Military areas where computers are used include –

• Missile Control
• Military Communications
• Military Operations and Planning
• Intelligent Weapons

Communications

Communications articulate messages, ideas, images, or language. It is a way of communicating and accurately being received and understood by the person for whom it is intended. Some major areas in this category are: −

• Email
• Chat
• Usenet
• FTP
• Telnet
• Video conferencing

Government

Computers play a vital role in government services. Some key areas in this category are –

• Budget
• Sales Tax Department
• Income Tax Department
• Gender Ratio Calculation
• Voter List Computerization
• PAN Map Computerization
• Weather forecast

Hopes now you understand what is a computer application.