By Alexis Leon, Mathews Leon, and Leena Leon, Vijay Nicole Imprints Pvt. Ltd., 2013
The rapid advances in Computer Science and Information Technology have created what we now call the information revolution or IT revolution. In this fast‑changing world, staying informed and updated is essential. Introduction to Information Technology is designed to give readers a clear, comprehensive foundation in IT and to highlight the importance of computers and technology in business, education, and everyday life.
The book covers both fundamental and advanced concepts, beginning with an introduction to computers and telecommunications and progressing to the latest developments and emerging technologies. Concepts, theories, and practical applications are presented in a simple, jargon‑free style that makes learning accessible to beginners and refreshing for experienced readers.
To make the material easy to understand, the book uses numerous images, tables, diagrams, and bulleted lists. These visual aids help illustrate key ideas, demonstrate capabilities and limitations, and make complex topics easier to grasp.
The book is rich in pedagogical features, including:
- 690+ review questions (short answer, descriptive, and essay‑type)
- 740+ objective questions (fill‑in‑the‑blanks, true/false, and multiple‑choice)
- Answers to objective questions at the end of each chapter
- 10 solved question papers for exam preparation
These features help reinforce learning, test understanding, and build confidence.
📘 Table of Contents
- Introduction to Computers
- Five Generations of Computers
- Classification of Computers
- Components of Computers
- Input Devices
- Output Devices
- Storage Devices
- Computers in Business
- Data Processing and Database Management Systems
- Introduction to Software Development
- Hardware and Software
- Operating Systems
- Programming Languages
- Computer Networks
- Internet and WWW
- E‑mail
- Information Systems and Transaction Processing
- E‑commerce
- Solved Question Papers (I to X)