Information and Communication Technology (ICT) is the synergy between computers and communication devices and forms an important part of the modern world. ICT features in more and more courses as its use expands beyond computing and information systems into other areas of study. Key Concepts in Information and Communication Technology is a comprehensive glossary with entries arranged alphabetically. It is designed to provide an easy reference guide to the bewildering array of terms and concepts that students are likely to encounter as part of their course. Complex terminology is made clearer with numerous diagrams and illustrations. With over 500 key terms defined, the book represents a comprehensive must-have reference for students undertaking courses where a knowledge of ICT is required.