PRESENTATION GRAPHICS

MS POWERPOINT INTRODUCTION What is PowerPoint? This is a complete presentation graphics package.  It gives you everything you need to produce a professionally looking presentation. It enables you to express your ideas in graphics, text and objects all in one. Read More …

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SPREADSHEETS

Spreadsheets are application packages used for manipulation of figures. A spreadsheet usually consists of a series of rows and columns. The figures or text are inserted into cells.  Examples  include  Ms  Excel,  Lotus  1-2-3,Supercalc,  Quattro  Pro.From  the examples given, we Read More …

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COMPUTER SOFTWARE

Software is a Program commercially prepared and tested in software by one or a group of programmers and system analyst to perform a specified task. Software is simply set of instructions that cause a computer to perform one or more Read More …

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BASIC HARDWARE UNITS OF A COMPUTER

2.1      Input Devices An input device lets you communicate with a computer.  They are used to enter information and issue commands to the computer. Commands tell the computer to do something, like save the file. A keyboard, mouse, scanner, digital Read More …

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INTRODUCTION TO COMPUTERS

1.1.     History of Computers When the human race started doing some trade, it felt a need for a calculating device. The first calculating device, which was used 2000 years ago was called abacus and the improvements in the calculating device Read More …

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COMPUTER LITERACY NOTES

INTRODUCTION TO COMPUTERS BASIC HARDWARE UNITS OF A COMPUTER COMPUTER SOFTWARE WINDOWS BASICS WORD PROCESSING SPREADSHEETS DATABASE MANAGEMENT SYSTEMS PRESENTATION GRAPHICS COMPUTERS AND COMMUNICATIONS

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