What are the 20 uses of computer ?

There are various uses of computers in our life. The work which would take days and months can be done within minutes with computer assistance. The innovations in computers have also brought significant changes in every industry, whether it is consumer or creator, computers have touched the lives of everyone. 

The Top 20 Uses of computers in various fields are – 

Use of computer in Business

The computers are used in business for a variety of purposes ranging from printing documents to tracking the investments of the company. 

Computers have become an integral part of the business. Many businesses do not exist in physical locations and are solely dependent on the computer and the internet for example Software as a Service (SaaS), Platform as a Service (PaaS), etc.

Also, computers increase the productivity and efficiency of any business whether online or offline. The employees of the company are trained for using the computer tools before they start to work in the offices. By doing so, the company can increase productivity with the help of technology and boost their sales which generates revenue for the company. 

There are various uses of computers in business such as the employees are trained to use software applications to handle the company’s important data, designing and presentation for office meetings, Research, and developing of the products, forecasting sales and preparing the budgets, Automating the repeatable tasks, preparing advertisement for new launches, publishing of the content on the internet, establishing communication within the organization, storage and analysis of data present within the database of a company and many more. 

Use of computer in Health and medicine

The computers have brought radical changes in the healthcare sector ranging from advanced labs, enhanced surgical methods, biotech researches, etc.

The health and medicine sector is one of the sectors which is heavily influenced by computer technology. The average human life expectancy is increasing every year due to technological advancements. Computers have become so integrated with this industry that there are subjects such as biotechnology, nanotechnology, cellular science, etc. being introduced. 

There are various uses of computers in healthcare such as nurses and doctors can monitor the patient from anywhere within the organization with the help of a personal digital assistant (PDA), the computers can live to monitor the body-oxygen levels of the patients and store these reports for medical analysis, the surgeons depend on the live medical imaging to operate on the internal organs, the computers are used for inventory management of the health clinics within the hospital, the doctors and nurses can provide the offsite care to the patient as there may be a time when they are not present within the organization, computers are used for generating the bills and receipts of the medical procedures, the laboratory depends upon the computer for processing the various internal body scan, and many more.

Use of computer in Banking 

Computers are used in the banking sector as they are less prone to error and can accurately calculate large calculations within a matter of seconds, these characteristics make computers well suited for the need of banking.

Computers have kept the banking industry with the technological advancements in society. There are various uses of computers in the banking sector. The computers are used for keeping the record of the account details and other information of the account holder. The computers perform various accounting functions such as the calculation of interest rates and taxes. The computer networks are used to communicate with the other branches of the bank present within a location. The computers are used for generating the account statements which contain information about the transaction history of the customers of the bank. The input devices (eg. MICR, OCR) which are attached to the computer system are cable for scanning and reading the coded characters on the passbook and checkbook. The computers help the bank employee to track, analyze and report the customers of the bank and inform them about monthly payments, sufficient funds, etc.

Also, online banking or internet banking is not remotely possible without computers. Online baking involves utilizing the services of the banks which involve financial transactions from the financial institution’s website. 

Use of computer in education 

The computers are used in schools and colleges to develop skills and enhance the quality of education. 

The computers are actively used in computer-aided learning (CAL) which involves the use of audio-visual techniques that are used to prepare lesson plans. Computer-based training (CBT) is the software programs that are prepared with the assistance of expert educators which provide interactive multimedia for students to play along. 

The internet has also brought phenomenal changes in the field of education. Various Edtech companies offer online courses and certificates to the students that help them get jobs. Most of the content earlier found in textbooks can now be easily found on the search engine in a matter of seconds. The libraries in the books are made available online to the students which can be accessed from the institution’s website. 

There are various uses of computers in college or school for many purposes such as storing the exam results of the student, preparing the timetable and schedule events, tracking and analyzing the performance of the students, establishing easy communication within the institution, maintain the fee bills and receipts, maintain the library records, preparing notices and circulars, preparing question papers, and many more.

Use of computer in entertainment

Computers have affected the traditional entertainment mediums such as music, movies, games, and many more with modern IT services such as live streaming concerts, binge-watching, OTT platforms, etc. It will be not wrong to say that computers have changed the entertainment industry completely.

Historically, we can see the changes that the entertainment industry has gone through, especially in the movie sector. The motion pictures replaced the stage performance, then the TV sets replaced the motion picture and now computers are replacing the TV sets. Similar changes can be seen in other entertainment sectors such as movies, music, arts, sports, games, etc.

From the perspective of the creators in the entertainment sector, newer and innovative tools in the computer sector are helping the creators to produce more quality movies, music, animations, cinematography, 3D graphics, etc. Whenever there is an innovation in the computer industry, it ought to affect the entertainment sector heavily. 

Some of the common platforms in the entertainment sector available on the Internet are music platforms such as Spotify and Soundcloud, movie platforms such as Netflix and Amazon prime, Gaming platforms such as Stream and Playstation, EBook platforms such as Kindle and Apple iBook, and many more.

Use of computer in Government

The computers are used in various places in the government, whether it be a legislative, executive, or judicial branch of the government, the computers are found to improve efficiency and productivity.

As in a corporate office, the computers are greatly used for a variety of tasks, same is the case in government offices. In government offices, the computers are used for record-keeping of employees and citizens maintained in databases and managed by computer programmers, computers are used in preparing payments of the employee which requires various accounting functions to calculate in hand salaries, preparing circulars and notices for important events and meetings, and many more. 

The various government sectors where computers are greatly used are military and defense, Law enforcement, Information and broadcasting, Communication and Information technology, Technology and Research, Energy and Power, Commerce and Industry, and many more areas. 

The common uses of computers in all the above sectors are maintaining the data and information in the sectors database, providing secure communication within the department, various data processing tasks (calculations and accounting), performing decision making tasks based on computer-generated analysis and reports, better teaching and training, and many more.

Use of computer in Science and research

Computers have greatly contributed to the field of science. Computers have made it possible to collect large amounts of research data and to make it available to every researcher in the world through the internet. 

Scientific research involves first of all ideating the hypothesis, preparing maths behind the hypothesis, and collecting evidence to prove the hypothesis into theory. The proving part requires a good amount of experimental work and there is a great amount of data that is generated after each experiment. Before computers, the researchers would maintain the data of experiments in a file record. But today with the help of computers these data can be recorded in various spreadsheet-based applications. 

The advantages of using computer applications in research work are easy to find errors in data, quick and accurate scientific calculations, performing statistical calculations become a matter of seconds and many more.

The internet has also played a significant role in science and research. The internet provides the medium to share the finding of the research on the world wide web. Cloud computing on the internet provides a medium for scientists to work together despite being at different locations. 

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