Agarwalla S. Introduction to Information Technology 2019

Textbook in PDF format

This textbook is an introduction to information technology (IT) intended for students in IT-related fields. This chapter introduces the different career roles of an IT person, with emphasis on system administration, and the types of skills required of an IT professional. In this chapter, the elements that make up the IT infrastructure—the computer, software, users—are introduced.
The learning objectives of this chapter are to
Describe and differentiate between types of IT careers.
Describe the set of skills required to succeed in IT.
Introduce the types of hardware found in a computer system.
Describe and differentiate between the components of a computer system: hardware, software, and users...
It is well known that the world has become impossible to move without Information Technology today. The last twenty years have seen dramatic improvements in widespread use of IT. The fast growth in technological field had made the world a better and fast moving place.
The growth is due to the increase in applications of computers in almost every field. This book can also be used as handbook for the students,studying Information Technology in different streams.
A keen attempt has been made to equip the students with in-depth knowledge of Information Technology, Information Systems, Multimedia, Internet and Office tools. Every unit is concluded with multiple choice questions and fill in the blanks to make the book more students friendly. Apart from theoretical explanation, the lab exercises from MS-Excel and MS-Access are explained with necessary screen shots and diagrams. We hope that this book will be useful for all the students to create confidence in learning Information Technology.
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