What is a computer?

What is a computer?

Computer is basically an automatic machine that accepts and processes data.In other words,it is a device,which stores, processes and retrieves information in a very short time.Moreover,it also succeeds in producing the desired result.More technically a computer is a high-speed electronic data processing machine. In fact , an automatic computer is a combination of several sections of equipment each performing a definite function.Lot of work by skilled people is needed before the data gets the shape and form acceptable to the computer.
There are a few very important terms used in the definition of computer.An elaboration of those terms may be useful in understanding it in a better and more useful manner.The term machine indicates that it is an inanimate device and it is built by people from a large number of a variety of parts. In computer language we call it hardware.The term process indicates the capability of the computer to work and transform the data. An automatic computer can do various tasks like substitution, alteration,insertion,rearrangement,movement,testing logical and arithmetic operations