This set of resources provides support for teachers and students of the Cambridge International AS and A Level Information Technology syllabus (9626). This coursebook provides a clear and comprehensive guide to assist students as they develop theoretical and practical IT skills. It contains detailed explanations of theoretical and practical concepts and tasks, with worked examples and exercises to consolidate knowledge. Practical tasks are offered throughout the book, with source files on the accompanying CD-ROM, to help students build and develop their practical knowledge.