This book, 'Introduction to computer applications', has been written in conformity with the syllabus for B.com first year as per the common minimum syllabus designed for Uttar Pradesh universities. apart from this , the book is also a comprehensive guide for beginners who want to learn how to use a computer for everyday tasks. This book provides a detailed introduction to various computer applications, including word processing, software, and databases. The book starts with an overview of the basic concepts of computing and computer hardware. It then delves into practical skills such as navigating the operating system, managing files and folders, and using internet browsers. Each chapter includes hands-on exercises that allow readers to practice what they’ve learned.