The aim of this book is to provide detailed coverage of the topics in the new OCR AS and A Level

Computer Science specifications H046 / H446.

The book is divided into twelve sections and within each section, each chapter covers material that can

comfortably be taught in one or two lessons. Material that is applicable only to the second year of the full

A Level is clearly marked. Sometimes this may include an entire chapter and at other times, just a small

part of a chapter.

Each chapter contains exercises and questions, some new and some from past...