Definition
Computer is an electronic machine that can store, recall and process data. It can perform tasks or complex calculation according to a set of instructions or programs.
Do you know how computer works,
Computer takes the inputs which user enters via keyboard and other input device and process the input in specified way and gives the output after processing the inputs,which wiil be displayed on monitor or printer or any other output devices.
Characteristics of Computer
1.Speed
The computer works very fast. The speed of Computer is measured in terms of MIPS (Million Instructions Per Second) or BIPS (Billion Instructions Per Second).
2.Storage
The computer can store a large volume of data and information. The storage capacity of the computer is measured in terms of Bytes. A group of 8 Bits is called a Byte.
3.Accuracy
The computer generated results are exact and without any mistakes with high rate of consistency.
4.Diligence
Unlike human beings, a computer does not suffer from limitations like tiredness and lack of concentration. It can work for hours without making any errors.
5.Versatility
Computers are capable of performing any task. Multi-processing features of computer make it quite versatile in nature. The computer can be adapted to any field easily. It is used for scientific calculations, business
6.Flexibility
Flexibility would involve the number of things you can do with a computer. While some are best used for simple business tasks, and filing of tasks, others are good for multimedia, gaming, and so on.
7.Cost effectiveness
Computers reduce the amount of paper work and human effort, thereby reducing costs.
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Output device and Different types of Output devices
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