Essay on Computer
The computer is an electric brain it works like a human brain .it is the most useful and Wonderful invention of modern science. Now w cannot imagine a single moment without this wonderful invention. It is inseparable part of our modern life. It has made our life easy.
The computer was not invented overnight it took a long time. Charles Babbage, a British mathematician, thought about this electric brain first. For this, he wrote a formula later an American scientist, Howard akin invented computer in 1937.
There are two kinds of computer. They are analog computer and Digital computer. Usually, Digital computer is used. A computer mainly does three functions. These are data receiving data processing, data processing of data.
A computer has some units the units have respective functions. It has a memory unit. It helps to store all the data. The input and output units help to receive information. Their arithmetic unit is an important one. This unit can do complicated calculation so easily.
Now a computer is used for all walks of our life. It is used in education it is used proper results. It is used in printing books; preparing lesion etc. computer plays an important role in diagnosis. Almost every doctor uses a computer to diagnose diseases. A computer helps to print and electronic media. Newspapers are printed quickly for it. It business, commerce, mills, factories, agriculture sector use the computer. Modern banking system greatly depends on the computer.
It has some demerits as it does almost every work, we have become idle. Besides, it is increasing the unemployment problem. So, social and national problems are on the rise.
In the end, we can say that we cannot imagine our life without the help of a computer. It is being used for the welfare of mankind. It has made our life easy and comfortable. It has lessened our time. In fact, the invention of the computer is a blessing for us.
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