CCC Online Test
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Introduction to Computer
Introduction to Operating System
LibreOffice Writer
LibreOffice Calc
LibreOffice Impress
Introduction to Internet and WWW
Email Social Networking and eGovernance Services
Digital Financial Tools and Applications
Overview of Future Skills and Cyber Security
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Number system
A numeral system is a writing system for expressing numbers; that is, a mathematical notation for representing numbers of a given set, using digits or other symbols in a consistent manner.