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DEFINITION OF COMPUTER

Computer-Studies

OVERVIEW OF COMPUTER SYSTEM

DEFINITION OF COMPUTER Computer can be defined as a programmable machine which can accept data through an input device, process the data accepted with pre-defined instruction and present the result through an output device in a desired form.   A Computer is an electronic device that can accept data, store data and processed data to produce useful information. Note: Data means any raw fact (e.g. number, worlds etc.) that we can give to the computer to work on or store. The computer system is therefore, the collection of the COMPUTER and PERIPHERAL DEVICES. The computer system can be divided into two main parts or groups, which are: The Hardware The Software     c. The Humanware   TYPES OF COMPUTER SYSTEM We have 3 types of computer system, they are Analogue Computer: These are computer that translate physical quality such as distance, velocity, temperature, acceleration, pressure, length, volume, voltage, info related or… Read More »OVERVIEW OF COMPUTER SYSTEM

Computer-Studies

DEFINITION OF COMPUTER

Definition of Computer Computer is an electronic device or machine which has the ability to accept data, process data and send out information as output. it has the ability to store and retrieve information. A computer is a programmable machine, it allows the user to store all sorts of information and then process that information or data or carry out actions with the information, such as calculating numbers or organizing words.   Computer can be generally classified by size and power namely (1) Mainframe Computer (2) Super Computer (3) Mini Computer (4) Micro Computer.   Computer as an Input – Processing – Output (IPO) Some of the parts of computer are responsible for accepting (input) data, some are for processing data while some are used for bringing out (output) the output from the computer after processing. The three components or parts are regarded as Input – Processing – Output (IPO)… Read More »DEFINITION OF COMPUTER

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