Computing is an area which continues to grow each year. This book covers themain areas of computing, including programming, computer hardware, operating systems, the Internet, data communications and networking. It uses practical examples to show basic concepts, is packed full of diagrams showing important principles, and contains multiple-choice questions to test knowledge and understanding. The book uses a readable style, and is aimed at students studying for Advanced GNVQ, A-level, HND and BSc courses.