THE COMPUTER SYSTEM

WEEK 1&2

THE COMPUTER SYSTEM

OBJECTIVES: At the end of the lesson, pupils should be able to:

  1. Explain the term computer system
  1. Explain computer hardware and software

CONTENT

Meaning of Computer System

A computer is an information machine that can store, retrieve and process data. A computer is also an electronic machine that accepts data as input, processes data and gives out information as results or output. Data are figures, words and symbols that the computer works upon.

A computer system is one that is able to take a set of inputs, process them and create a set of outputs. This is done by a combination of hardware and software. Computer systems will include the computer along with any software and peripheral devices that are necessary to make the computer function. Every computer system, for example, requires an operating system.

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