Importance/Uses of Computers in Various Fields: 2023


In this article, I have described in detail the importance/uses of computers in various fields, e.g. education, healthcare, engineering, offices, banks, defense, art, entertainment, online earning, etc. The computer is the luminous invention of modern science and now it is a part of our daily work. The importance/uses of computers in various fields are gradually increasing. Let’s discuss in brief how a computer is involved in our daily life.

The word & logic of the computer is very old. If we go back about 50 years, there was no awareness of the uses of computers, and none of us know about the computer and its role in our daily work. But its importance and role are gradually increased. Difficult tasks have been done by a computer. So, it turns into an essential tool for our work.

Everyone has his own opinion about the computer. Somebody feels very happy when a complicated task is done by them in a short period very quickly and accurately. However, feel very bad when you are doing urgent work and the system suddenly gets stuck or power failed.

Initially, the size of the computer was large as room size, but simultaneously it turns to smaller as an embedded computer.

A computer controls other devices automatically like micro ovens, Industrial Robots, children’s toys, digital cameras, and other devices.

A modern computer is based on integrated Circuit technology and stores data and records. Therefore, it is distinguished from other calculating devices like a calculator.

Importance/Uses of Computer in Various Fields:

Infect computer is used in a wide range in every field. Let us discuss the importance/uses of computers and, how they can work better for us.

Importance/Uses of Computer in Education:

No country can make progress without technical education. The computer plays a vital role in education. It is used in schools and colleges for teaching purposes. Students learn about computer technology and get a qualified degree in computer technology. Teachers use computers to teach the student about, e.g.

  • How to use a computer for research?
  • How to use a computer in the office (word processor, spreadsheet, database, presentation, etc.)?
  • How to install Windows and computer application programs?
  • How to remove errors from the computer?

The Internet is a popular network and students can make their research (a person’s activity based on intellectual application in the study of the subject) in the selected subject. Students can utilize Internet services to learn more about their subjects and improve their vocabulary. They can get better information from the internet about the selected topic and subject. Each system can be improved by a computer, so the computer may consider an essential part of education.

Now there are online academies that teach online. You can register online in these academies as a teacher as well as a student. They also provide an online education degree to the students.

Importance/Uses of Computer in Art:

The uses of the computer are flexible and are not limited to the field of science and technology. Art and gallery are also a part of education. The computer assists people to write books, draw cartoons, compose songs, design graphical pictures, and create special effects in movies.

Importance/Uses of Computer in Healthcare:

Each country is responsible to procure advanced healthcare for the people. Providing good healthcare is not possible without using a computer. The use of computers in health has now become necessary. The health department of each country is responsible to defend the people from diseases. Therefore, updated reports are available online regarding hygiene, diseases, medicines, and research. People can get help from these updated reports published from time to time.

The most important of computers is to keep a record of the blood groups of the persons and their contact numbers on the computer.

The internet is also playing a vital role in the health department. We can send and receive patient reports in a short time.

Storing of data is very important in hospitality because the computer is used to keep the staff, patients, medicines, and budget records.

A doctor diagnoses various types of hazardous diseases, e.g. heart diseases, eye, and sight defects, kidney stones, etc. with the help of special types of software and computerized diagnostic tools such as ECG, Ultrasounds, MRI, and CT scans. Corrective solutions and medicine arrange for the patients accordingly. Doctors use the computer to keep the patient’s records, e.g. symptom of the patients and their treatment records can help the doctor in research.

A gynecologist can trace the position and condition of the newborn child.

Importance/Uses of Computer in Office:

The office is a room or place where manage an organization or department works. Each and every organization or department uses a computer in their office to manage the work, e.g. typing documents, preparing presentations, managing accounts matter, drawing maps, sending emails, and browsing. We take print of all mandatory letters and documents of the concerned organization or department for keeping the official record. Earlier, this work was done by a type machine, but now this job is done by the computer with a printer instead of a typewriter. A computer makes easy our work in the office instead of a typing machine. It saves our time because we can edit the files instead of retyping which has already been saved on our computer hard drive.

Now it is the time of information technology. Anyone, who wants to do a job in the office. He may be familiar with a computer and its software. It allows us to quickly respond to the services. Therefore, we may use an internet connection which plays a crucial role in this regard. Any office can move and share their essential documents through email immediately without loss of time. Any organization/company can launch its own website to release updates related to its department, organization, or business.

It is very important to keep information about employees on a computer in the organization. Database software is used to make a complete database of the company. We can prepare any type of report of the organization or company by analyzing this data.

Importance/Uses of Computers in Banks:

Banks deal with customers for paying or depositing money. The computer plays a vital role in the bank because each bank is working under a database network. In banks, this database is stored on a computer server. It is possible with the computer to avoid account duplication and control the client’s record, e.g. depositing and withdrawing amounts.

ATM (Automatic Teller Machine) is used in banks to withdraw amounts at any time. This all could be controlled by the computer. This machine helped the clients and avoided them from long queues.

Internet banking provides an online facility for clients to get full information about its account. A client can transfer the amount to another account and pay their bills online. Customers can also check all transactions of the account.

Bank cheques have special characters and numbers of magnetized ink read by MICR and data send to the computer. MICR checks the validity and accuracy of the cheques.

CCT’s cameras are installed in the bank, which capture and stores potage of the bank’s circumstances. These cameras are controlled by the computer which helps security agencies to identify criminal persons.

Importance/Uses of Computers in Industry:

Industries are the main resource of the economy of the country. Enormous types of machinery are used in the industry. These types of machinery are run and controlled by the computer. It also sets objectives for monitoring and progress of the industry, e.g. business activities related to production, profit, and loss, etc.

All manufacturing processes can also be monitored and controlled by a computer, e.g. computer shows and controls the temperatures of the manufacturing process. Some industries use robots (programmable machine that automatically handles hard tasks) where human access is not possible.

A computer is also used for the administrative purpose of the industry.  Keeping employee data, appointments, salaries, pensions, etc. all are prepared by a computer.

Importance/Uses of Computer for Simulation Training:

The computer can be used to train people such as Pilots. A working model of an aeroplane cockpit is built with a large screen in front of it. On the screen, the computer shows a picture that a pilot sees from a real cockpit. Simulation techniques are used to teach everything about piloting, learning safety procedures in an oil company, bomb-making, temperature and pressure constraints in natural gas pipelines, etc.

Importance/Uses of Computer in Engineering:

The importance of computers is very significant in each field of engineering, e.g. computer engineering, civil engineering, electrical engineering, mechanical engineering, etc.

Auto CAD (automatic computer-aided design) is the computer software that is used by engineers, designers, and architects for designing vehicles, mapping buildings, roads, bridges, industries, etc.

Engineers draw the sketch of each point of the object. We can define a complete sample of the object with the help of a 3D image with the help of Auto CAD.

By using this software you can better understand the project, data consistency, and make a responsive edition.

Uses/Importance of Computer in Store (Markets):

The store is the place where different types of items are lying for selling or buying. All the data of the items are fed to the computer to show the economic status of the store.

All activities of the market are controlled by the computer that identified the current status of the market.

Now the online business is growing. There are online stores available on the internet. We can quote orders for any product, and the company ships its products to the home address. Most companies are selling their digital products online, e.g. computer software, video tutorials, ebooks, etc. These companies are doing very successful business.

It is the time of social media where we give advertisements regarding our online and offline business products.

The market is an organization or place where different types of goods, and items are lying to sell or buy it and the process is known as Marketing. Each product has its own UPC (Universal Product Code) in the form of black and white stripes. These bar codes are read by (BRC) Bar Code Reader device and data is direct and goes to the computer.

Uses/Importance of Computer in Law:

The uses of computers in the law chamber are very important for keeping a record of the cases. Lawyers study and take assistance from these cases which have been already decided.

Importance/Uses of Computer in Police & Traffic Department:

The uses of computers in the police department are to catch criminals. For this purpose computerized cameras and scanners are used to prevent any criminal activity. All the information about the crime can be fed into the computer. Traffic lights are also controlled by the computer which is “ON” and “OFF” at regular intervals. The traffic department has also a record of registered, non-registered, and stolen vehicles.

Importance/Uses of Computer in Air Systems:

The Use of Computer in the air system is very significant. It provides all of the information about flights and seat reservations. For example time of arrival and departure, seat information, cancellation of flight, atmospheric condition, etc.

A computer is also used to control space flight, and its communication, and to keep a constant check on all the equipment. When a fault occurs, the computer is used to find out the cause and eliminate the fault. The computer also plays a great role in the launching of the satellite and controls all the systems.

Importance/Uses of Computer in Defense:

Like other departments computers also play a great role in the army and defense system. All the new weapons and defense appliances are run and controlled by the computer. For example, atomic technology, missile technology, tanks, radars, and airforce is totally computerized. A coordinates system is used to target the correct position of the enemy, which is online possible by the computer.

Uses/Importance of Computer in Communication & Networking:

Communication is the process through which we can exchange information from one computer to another computer. The uses of computer in communication is very significant.

A computer is a good communication and networking machine. All other communication devices like telephone, mobile, television, and radio are also controlled by the computer. Now all information is exchanged through a computer. A computer can work as a telephone and mobile and we can make and receive calls and messages through a computer.

A computer network is a group of computers and workstations connected together via cable or wireless. A computer with an internet line connects us to a global network. Now it became a need for everyone. All information is exchanged through this network.

Uses/Importance of Computer at Home:

The computer plays a very significant role in our home. We can do every work by computer with an internet connection from home.

  • A student can make their research, read books, view tutorials videos, etc. Students can also prepare their own academic notes. Online dictionaries are also available and it is very useful to increase vocabulary.
  • We can run our own online business from home, e.g. blogging, freelancing, digital marketing, and store, etc.
  • A computer is also a toy of entertainment and we can use a computer at home for playing games, drawing pictures, playing music, viewing movies and dramas, etc.

Uses/Importance of Computer for Online Earning:

Online earning has now become a trend where the computer takes place like a root tool. Most businesses are now converting to online business. Computer professionals is earning hundreds & thousand of dollars online from blogging, freelancing, creating tutorials, writing ebooks, etc.

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