The 20th century brought a revolution in the field of communication. We are well aware of the wonders of science, new inventions keep happening every day. The biggest change has been brought in the field of communication, a machine by which multiplication, division, addition, subtraction of complex numbers can be done in micro seconds. This machine is a computer. Big things started happening so quickly with the computer, which no one could have imagined. Science is nothing less than a blessing in modern life. Until recently, the computer was seen as a wonderful machine, no one thought that the development of the computer would be so fast, and the human race would develop in this way through the computer. A few years ago this machine came in the form of personal computer and today it has become a part of our life with every need of home office.
What is the definition of computer?
The miracle of science has made a big change in the field of information and communication through mobile, computer and internet. Read to know the essay on the miracle of science. Through this many problems of mankind have been solved. Computer is being used in our country for almost two decades, through this the country of India has taken a long leap in the field of development. We can do many things through computer. Big data can be saved in this small machine, office work is done easily, you can talk to anyone around the world through internet, you can do shopping, collect information, apart from this. There are many other things that the computer does.
Computer History –
The word computer first appeared in 1613, which means calculation. In the early 19th century, Charles Babbage built the first computer, he designed the analytical engine, and prepared the basic framework of the computer. The creation of the computer has been carried forward on this framework. By the way, the development of computers has been done in three generations, each generation was of a certain period. After every generation of development we have got a better, newer computer.
Between 1937–1946 – In 1937 the first digital computer was built by Dr. John V. Atnasoff and Clifford Berry. It was named the Atanasoff-Berry computer (ABC). In 1943, this electronic computer was named Colossus, which was made for the military. Work continued on this till 1946 and Digital Computer and Numerical Integrator Computer (ENIAC) were made. It is said that the weight of this computer was 30 tons, in which 18 thousand vacuum tubes were used for processing. The computers of this time were able to do only one thing at a time, as well as there was no operating system in it.
Between 1947 -1962 – Transistor was used in place of vacuum tube in computers of this time, which was more reliable. For the first time in 1951, the computer was put in front of the public, and its use was made public. In 1953, IBM made the 650 and 700 series computers. About 100 types of programming languages were developed in the computer of this time, as well as memory and operating system in it. There were tapes, discs for storage, as well as the printer was connected to the computer.
1963 - till now - Integrated circuits form the third generation of computers. With this origin, the size of the computer became smaller, it became more powerful and reliable, with this now people could do many things in the computer at a time. MS-DOS was created in 1980. In 1981, IBM brought personal computers for home and office in front of everyone. Three years later, Apple manufactured the Mac computer and in the 90s the computer got the Windows operating system.
Today computer is progressing day by day, many programming languages have come, through which work is done. Now laptops have come in place of computers, which are smaller and less in weight, have OS, battery all in it. Computers were kept in any corner of the house, office, it was difficult to carry them here and there, but laptops were used sitting anywhere.
World's First Computer -ENIAC 1946
First Operating System- MS DOS
First Computer Virus- Boot Sector Virus
First computer in India -
The first computer in India came in 1956 for 10 lakh rupees. It was the HEC 2M computer, which was installed in an institute in Calcutta.
Importance and advantages of computer in our life -
Computers are used in all types of offices today, due to which the economic condition is improving.
Problems also increased due to population growth, one of them was the problem of enumeration. Earlier, the counting was done in the fingers, but due to the increase in the population, this problem started coming in every way. The computer solved the problem in seconds. Big calculations started being done by computer. Read to know the essay on problems due to population growth.
Internet came with the advent of computers. Without a computer this cannot even come. The Internet came to America for the first time in 1969. It was formalized in 1990 and it started being used in personal and business centers as well. Internet has given convenience to human life today.
There is a treasure of the whole world in the Internet, here the news of the whole world is contained. Earlier, the book was used for any information, but now everything is found by going to the internet.
Difficult information can also be known through the Internet. This saves time spent on research.
GPS runs through the Internet, which gives information about the map, any place.
Shopping is done sitting at home through internet.
Through the Internet, people sitting thousands of kilometers away can also be talked to, along with talking, they can talk by looking at them.
Earlier it used to take several days to send a message, now the message is reached in a pinch through internet.
You can manage your bank account sitting at home through internet.
Through the internet, you can get information about any place, through this you can plan your trip and book tickets.
Business has increased with the advent of internet, nowadays there are many people who work at home through internet. Apart from this, the work of online selling is also done through the internet, so that even sitting far away, we can order it by looking at the thing that is needed.
Water bill, gas bill, electricity bill, phone bill, credit card bill can all be paid through internet.
Movie tickets are also booked sitting at home from the internet.
Computers are used today even in small firms, people now keep accounts of their business in computers instead of bookkeeping. There is no worry about memory in this, the account of years can be kept in it easily. Along with this, all this tax, profit, interest is also done through tele in computer.
With the advent of computers, work also increased in the field of its development, due to which the IT sector has become so huge today. Employment is increasing in this field, and it has given jobs to many people.
Airplane, train, all the information got contained in the computer, the movement of train, plane is determined by the computer itself.
Today the ration card has also become computerized. Everyone's calculation is done in the computer, those who come below the poverty line are counted in it, so now the poor do not have to make rounds of anyone again and again for their rights.
Through the computer, the new schemes of the country are immediately known, and it can also be used in the right way.
Education was promoted through computer, people have also been attracted towards education to understand it. It is also very important for education, through this, students get a lot of information, which they do not get in school or college.
This is such a device which is very easy, which children and old people can easily operate.
Computer is also a very good option from the point of view of entertainment, video games, 3D games can be played with pleasure, apart from this, songs can be listened to, TV, movies can be watched.
The computer may be a product of the human mind, but due to its arrival, the work of man has reduced, he has become very relaxed.
Computer has contributed in the field of medicine, nowadays many operations have become computerized.
Computer is also the first need of bank, school, college. With the advent of computer in the bank, a lot of big things have become easy, with the help of computer, money is transferred from one account to another while sitting at home. The information of all the children of college, school is computerized, from this information can be easily extracted about any one child.
Our Identity Card, License, Voting Card, Aadhar Card are all generated by computer, this means along with you this information is also saved in the computer. They can be easily removed when a document is moved.
Man is entertained by computer. Editing is done in films only through computer, and life is added to the scene.
Mobile was made with the help of computer, which was also called mini computer. Now everyone started working like a computer through mobile, and always carries it around with them. To know about essay on mobile read here.
Man reached space through computer. The computer itself gave the pictures of space to the human, and then it was possible to analyze it in detail through the computer itself.
Computer Disadvantages –
No matter how smart a computer is, but it cannot take the place of man, it is man who made it. Man has a habit, he also starts misusing his own made thing.
Man has become lazy due to excessive use of computer. It has become so much dependent on the computer that if one day this machine stops, then its entire work stops.
Man has lost his self-reliance.
With the advent of computers, human employment has also decreased.
Cybercrime has increased through computers. In this, people use his photo, personal information remotely without anyone's permission. Everyone has bank details in the computer, due to this thefts are also happening. Read to know computer virus history, essay and ways to avoid it.
Computer hackers came into existence, who are not like common thieves, but smart thieves and make you pauper in front of you.
The advent of computers has had a great impact on children, children have become accustomed to computers. They unnecessarily sit on it, do not like to play outside.
While there are many good useful things in the internet, there are also many dirty unnecessary things. Today's youth, children are attracted by dirty dirty sites, and without understanding their duty, they walk in the wrong path. Essay on youth and their responsibilities read here.
The student gets a lot of knowledge through this, but instead of learning the things of knowledge, he concentrates more on the wrong things.
The use of social media has increased more, due to which many people waste their time.
Man should use this machine to an extent only. Man should not make himself passive, but remain active by making himself self-reliant. The capacity of man is more than that of computer, he should understand this.
Hope you will like this article about computer and it's history & types ..
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