What is a Computer? What are the uses of Computers?

A Casual Corner of Thoughts
By -A Casual Corner of Thoughts
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  • - Over 4.7 billion people are active internet users worldwide.
  • - Global computer sales exceed 200 million units annually.
  • - The global computer hardware market is valued at over $400 billion.
  • - Over 1.8 billion laptops and desktop computers are in use worldwide.
  • - China is the largest market for computers, followed by the United States and India.
  • - The average lifespan of a computer is around 5 to 7 years.
  • - The global computer software market is valued at over $500 billion.
  • - Over 85% of desktop computers run on the Windows operating system.
  • - Apple's macOS holds a market share of around 10% in the desktop operating system market.
  • - The global tablet market is valued at over $50 billion.
  • - Over 1.5 billion smartphones are used as personal computers worldwide.
  • - Cloud computing revenue surpasses $300 billion annually.
  • - The average person spends over 6 hours per day using digital devices, including computers.
  • - The global computer gaming market is valued at over $150 billion.
  • - Cybersecurity spending exceeds $100 billion annually to protect computers and networks.

Introduction

All of us have come across the word 'Computer'. Computers have been used by us at least once in a lifetime and of course you are reading this article through a computer or a smartphone. Computers are being used by many people all around the world. Schools, colleges, hospitals, companies and much more sectors use computers. Let us now find out what is Computer? Who invented it and during which year? We will also be learning the uses of computers.

What is a Computer?

Computer is an electronic device that receives input data manually and the same data is processed and a fine output is delivered. In short it is an electronic gadget which is being used in various fields.

When and who invented computers?

Charles Babbage invented computer in the year 1833.

7 uses of computers in the present generation

Following are the 7 uses of computers in the current generation

1) Hospitals

Computers are widely used in every hospital because they record every single detail of patients. Moreover they can access various other computers of the same hospital through servers. In addition to all these features they include saved data of doctors, accounts, medicine, billing and much more. Computer technical team will be employed for quick service in case of any breakdown. Above all major health tests are done with the help of computers.

2) Airports

Airport is another major sector where computers are used by every single person working in the airport. In the airport they use computers mainly to direct flights and to have control over them. In other words it is known as an air traffic control system. Apart from this the systems in the airport are used to book flight tickets, check luggage, check for harmful gadgets and much more.

3) Schools, Colleges and educational institutions

Every single School or College must compulsorily have to install a computer because they have to record each and every single detail of the student and preserve it. In fact, computers are a subject in all the schools. In this subject they teach right from the basics to professionals because students have to know how to make use a system. Basically this is an educational concept in schools and colleges. When it comes to college, students specialise themselves in the field of computers by taking computer as the main stream.

4) Railway

The railway sector generates heavy income every single day. People book online tickets and use almost all the facilities available. In fact, computers are used in the railway sector to track trains and to manage traffic. Train location is tracked through GPS and so it displays on a computer screen. Thanks to computers particularly in this sector because it avoids train accidents. Apart from this people all over the world can track the train through a computer and internet by just inserting a train number. Isn't that cool?

5) Companies/Organizations

Companies or Organizations need a computer because they will have to store various data in it. Data such as customer information, client details, employee details and much more are stored in the computer. Moreover, account detail has to be maintained in the system. Each employee in the software company works with the help of a computer. Software development has to take place with the help of a computer system. Customer feedback also is being recorded in the companies system for further improvement. Hence companies or Organizations must have a computer installed.

6) Industry/Factory

Various industries and factories use computers because they have to run huge machineries. In fact, computers in this sector are not the ordinary computers but they are specially designed particularly to manage machines in the industry or factories. Moreover, people who operate systems in factories or industries are trained by the authorities. This training will help the employees to operate the system in a smooth way. Hence computers are very much needed in this field.

7) Banking Sector

Am very sure all of you have visited a bank. Yes! Banks use Computers because they have to record each and every transaction of their customers in their system. Earlier each and everything in Banks were done manually through hand written but now everything in bank is operated with the help of Computers. Right from creating accounts upto conducting huge transactions Computers are made use of. In fact, recently even customers themselves can operate their personal accounts through internet banking. All they need is a computer and an internet connection. Hence computers are really useful in the banking sector as well.

Conclusion

We can sum up by saying computers are really needed in the present generation because they have made human life easier. One of the major benefits is that it saves our time. At the same time it is quite easy to learn. Kids nowadays use computers as a toy. They play online games and for other purposes. Youngest of today's generation use computers to spend time on social media such as Facebook, Twitter, WhatsApp, etc. and have fun. In this way we can say that every individual requires a computer for some or the other reason.

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