This book has been written with the sole objective of providing exposure on various facets of computers and their applicability in managing an organization to students. This will also enable them in identifying various functional areas where computers and communication plays a vital role. The focus of the book is not merely on theoretical explanation of various concepts but relating them with the real life business situations thereby facilitating the business processes. The book therefore aims to serve a wide array of students of under-graduate and post-graduate courses in business management, computer applications and other related streams. It will also come in handy for business managers, computer professionals, and almost all categories of end users, etc. The book is divided into five broad parts covering thirteen chapters. The Part-I provides theoretical foundation of the subject of computer covering, hardware, software and storage devices. Part-II of the book covers the most relevant application software packages a prospective manager is required to be familiar with in today's competitive business scenario. Part-III of the book discusses the underlying concepts in data communication and networking. Part-IV of the book enables the readers to use

computers and communications fundamentals as a problem solving tool by developing application systems. The last part, i.e. Part-V of the book deals with most sensitive issue having impact on the survival of computers and communications systems i.e. Security and various ways of handling them. The book also provides a comprehensive Glossary that is almost essential for better understanding of the concepts covered in the entire book.

The book covers the entire syllabus of the compulsory paper "Computer Applications in Management" developed by UGC as model syllabus for adoption in MBA programme conducted by universities in the country. Over and above this, the book also covers certain technologies that are relevant in present day context thereby providing the necessary value addition to the students.

Education is a vast discipline and Teachers' Training is a vital part of it. The responsibilities of the educationists and educators are focused on the task of providing better training to the future teachers for their better learning and proper development. Needless to say that this responsibility can only be exercised, if the trainers are equipped with the required knowledge of the subject concerned. The present series is designed for providing a solid workable base for all course-papers. It has been prepared strictly according to the syllabus of the B.Ed. class, prescribed by the UGC for different universities. The present book entitled Information and Communication Technology covers all aspects of information and communication technology and their usage in the present day context.

CONTENTS
Introduction; Information Technology; History of Computers; The Fundamentals; Basic Concepts; Components of Computer; Operating Systems; Memory of Computer; Process and Applications; Database Systems; Communication Systems; Networking of Computers; Network and Internet; World Wide Web; Learning with Computer; Computer Assisted Learning; Utility for Students; Practical Application; Exercises; Bibliography.

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Encyclopaedia of e-Commerce is devised to provide teachers, students and laymen interested in e-commerce with clear, concise, and correct definitions and descriptions of the e-commerce terms. The explanations of entries range from brief definitions of a few lines to expository discussions of various lengths. The aim of this encyclopaedia is to satisfy the immediate technical needs of the user. E-commerce is presented as unified, ever-growing, and stimulating body of knowledge. In terms of its broader objectives, the present book may be viewed as an outline or compendium of e-commerce ideas correlated with a large collection of specialized items.