1 Introduction to the Scottish Qualifications Authority 1
2 Introduction to the Unit 3
2.1 What is the Purpose of this Unit? 3
2.2 What are the Outcomes of this Unit? 4
2.3 What do I Need to be Able to Do in Order to Achieve this Unit? 4
2.4 Approximate Study Time for this Unit 5
2.5 Equipment/Material Required for this Unit 5
2.6 Symbols Used in this Unit 6
3 Assessment Information for this Unit 9
3.1 What do I Have to Do to Achieve this Unit? 9
4 Suggested Lesson Plan 13
5 Learning Material 15
5.1 Section 1—Data Representation and Base Number Systems 15
5.2 Section 2—Computer System Components 61
5.3 Section 3—CPU Operation 84
6 Additional Reading Material 105
7 Solutions to Self-Assessed Questions and Activities 107
8 Copyright References 121
9 Acknowledgements 123
