A computer is an electronic device used in almost every field even where it is most unexpected. That is why this age is called as the era of IT. And now we cannot imagine a world without computers. It is made up of two things one is the hardware and other is software. All physical components of computer like keyboard, mouse, monitor etc comes under the hardware whereas all the programs and languages used by the computer are called software. These days computers are the tools for not only engineers and scientists but also they are being used by millions of people around the world.
The computer has become very important nowadays because it is very accurate, fast and can accomplish many tasks easily. Otherwise to complete those tasks manually much more time is required. It can do very big calculations in just a fraction of a second. Moreover it can store huge amount of data in it. We also get information on different aspects using internet on our computer.
In the mid 1900's, computers were only used by the government and army because at that time using computer was a complicated task. When the microprocessor was invented, the computer got smaller in size. Then after DOS and Unix, it became quite easy for the people to use a computer. Computer in different fields:
BANKS
Almost every bank uses computers to keep the record of all the money transaction and other calculations. Moreover it provides speed, convenience and security.
COMMUNICATION
Communication is another important aspect of computer and has become very easy through the Internet and email. Computer communicates using telephone lines and modems. Through email we can send messages to anybody in any part of the world in just a second while if we write letter then it will reach in some days. So the Internet has made the earth a global village and above all saves time. This would not be possible without computers. Internet helps to find information on every topic. It is the easiest and fastest way of research. Computer network makes the user capable of accessing remote programs and databases of same or different organizations.
BUSINESS
Computer has now become an integral part of corporate life. They can do business transactions very easily and accurately and keep the record of all the profit and loss. Today computers can be found in every store, supermarkets, restaurants, offices etc. special software is used in these computers to calculate the huge bills within seconds. One can buy and sell things online, bills and taxes can be paid online and can also predict the future of business using Artificial Intelligence software. It also plays a very important role in the stock markets.
MEDICAL SCIENCE
Diseases can be easily diagnosed with the help of computer and can also know about its cure. Many machines use computer which allows the doctor to view the different organs of our body like lungs, heart, kidneys etc. There is special software which helps the doctor during the surgery.
EDUCATION
Today computer plays an important role in education because we use computers in every field. Without the knowledge of the computer, we cannot get a job or perform well in it. So computers can secure better jobs prospects. So knowledge about computers is necessary these days.
MEDIA
Almost every type of editing and audio-visual compositions can be made by using special software especially made for this purpose. Some software can even make three dimensional figures which are mostly used in the cartoon films. Special effects for action and Science Fiction movies are also created on computer.
TRAVEL AND TICKETING
Computers do all the work of plane and train reservation. It shows the data for vacant and reserved seats and also saves the record for reservation.
WEATHER PREDICTIONS
Weather predictions are also possible by the experts using supercomputers.
SPORTS
It is also used for umpiring decisions. Many times the umpire has to go for the decision of third umpire in which the recording is seen again on the computer and finally reaches to the accurate and fair decision. Simulation software allows the sportsman to practice and improve his skills.
DAILY LIFE
We operate washing machines, microwave oven and many other products using software. Moreover we can store all the information about our important work, appointments schedules and list of contacts.
So we can say that today computer is playing very important role in our lives. Now is the time when we cannot imagine the world without computers. And this technology is advancing both in industry and home. It has become necessary for everyone to have the basic knowledge about computer. Otherwise he cannot get a job as computers have invaded almost all the fields.
Computers are everywhere today. They are used in homes, most businesses and schools. People use computers for many different purposes, including to write letters, analyze information, play games and to surf the Web. Computers are very important to our society, and people and businesses rely heavily upon them. They offer ways to organize, research and save information and they offer a way for users to communicate with other people.
Homes
Computers are used in many homes for various purposes. People use them to track monthly bills, make payments, look up information, store and edit photos and to play games. Computers offer a portable way to store information, such as documents, by downloading information, uploading it or scanning documents into the system. Many people purchase computer software that makes bill paying and checkbook organizing easier. This type of software helps people budget. Many software types create graphs to show homeowners where they are spending money.
Businesses
Most businesses record all their financial information onto computers. This allows an easy system of storage and makes locating documents easier. Computers used for business have capabilities of summarizing the information that is entered into reports, statements and documents used for many purposes. Businesses also use computers to print checks for payments and payroll. Companies also use computers to keep databases. Databases are programs that organize a lot of information, such as customer data. A database keeps all customer accounts separated, and a user is able to print reports from the information that is entered.
Education
Many preschool classrooms now have computers in them. Children begin learning the uses and importance of computers at a very young age. As children grow, the need for computers continues to change and grow. Students use computers for all types of homework assignments, including for writing reports, researching information, creating presentations and documenting research.
Programs and Software
Many different types of programs and software are available for installation on computers. Some programs are free while others cost hundreds or thousands of dollars. There are computer programs for almost any type of activity desired. Common types of programs are those for accounting purposes, games, spreadsheets, tax purposes and photo editing software. Computer software can be purchased online or from any office supply store.
you can do work on them and do research for school prodjects. i used mine for my history presentation on Franklin Roosevelt.
importance of computer system in the study of statistics
who invented computer
computer
The importance of a digital computer configuration is to have a fast, stable, and reliable working computer. It is also to achieve a satisfactory setup.
importance of computer
uses of computer technology
importance of computer professionals in developing computer software is this if there would be no computer professionals so computer will not work as it is a dumb machine. i hope you all know that computer don't do work by its own, it judges our instructions and work on it.
the relevance of computer to business environment
It was the first computer. I don't have to tell you how important the computer is.
it gets the computer "started"
nature
it gets the computer "started"