I am very happy to present the book “Fundamentals of Information Communication Technology”. This Editing book has been written according to the latest computer education syllabus for Undergraduate, Postgraduate, and Doctorate agricultural faculty computer course and also B.Ed education. The present edition has been updated with the addition of more and latest available materials. All the concepts have been described in simple language so learners to understand them clearly and easily. Even students studying through Tamil Medium can understand the concepts in this book very easily and also it is very useful for the beginners.