This textbook is designed for a first course in Information Technology (IT), offered as core course for all undergraduate university students. It will also benefit students preparing for DOEACC (O level), polytechnic students, and professional courses such as CA. As IT is a rapidly advancing technology, the main objective of this book is to emphasize reasonably stable fundamental concepts on which this technology is built.
This book is recommended in Kaziranga University, Nagaland, Kaziranga University, Assam, Gauhati University.
The book is broadly organized into three parts. The first part describes the hardware devices used for acquisition of numerical, graphical, audio and video data and their representation in binary form. The second part describes the methods of storing, processing and disseminating data. The final part describes both the systems and application software. Applications include word processors, spreadsheets, multimedia processing, some uses of the Internet, business processes and e-commerce. The concluding chapter presents a discussion of social networks, social impacts of Information Technology and career opportunities in the field of IT.
• Provides comprehensive coverage of IT from first principles
• Describes a large number of important applications of IT
• Explains acquisition, storage, organization, processing, display, and dissemination of multimedia data
• Covers business data processing, the Internet and World Wide Web, e-commerce, social impacts of IT and job opportunities in IT enabled services
• Every chapter begins with a statement of learning goals and ends with a comprehensive summary.
1. Data and Information
2. Acquisition of Numbers and Textual Data
3. Acquiring Graphical Data
4. Acquiring Audio Data
5. Acquisition of Video
6. Data Storage
7. Central Processing Unit
8. Computer Networks
9. Output Devices
10. Computer Software
11. Data Organization
12. Processing Numerical Data
13. Processing and Displaying Textual Data
14. Processing Multimedia Data
15. Some Internet Applications
16. Business Information Systems
17. Electronic Commerce
18. Societal Impacts of Information Technology
References • Index