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Monday, July 5, 2010

The Part of Computer system

parts of computer
Parts of computer system are :
  • Hardware
  • Software
  • Data
  • Users
Hardware

A computer's hardware consists of electronic devices; the parts you can see and touch. The term "device" refers to any pieces of hardware used by the computer, such as a keyboard, monitor,modem,mouse etc.

Software

Software consist of organized sets of instructions for controlling the computer. Some programs exist for the computer's use, to help it manage its own tasks and devices. Other programs exists for the user, and enable the computer to perform tasks for you, such as creating documents. A computer solves a wide variety of programs, but it solve the programs on it own. Its must be provide with instructions is the form of a computer program. A program is list of instructions written in a special language that computer understands. It tells the computer which operations to be perform and in what sequence to perform them.

Data
Data consists of row facts, which the computer can manipulate and process into information that is useful to people. Computerized data is digital, meaning it has been reduced to digits, or numbers. The computer stores and reads all data as number. Although computers use data in digital form, they convert data into form that people can understand, such as text, numerals, sounds and images.

Users
People are the computer's operators, or users. Some types of computers can operate without much intervention from people, but personal computers are designed specifically for used by people.

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