Chapter, Lesson, Part Chapter 1: Understanding Operating Systems.

Chapter, Lesson, Part Chapter 2: Understanding Hardware.

Chapter, Lesson, Part Chapter 3: Understanding Software.

Chapter, Lesson, Part Chapter 4: Troubleshooting Problems with Your Computer.

Cover, Title,IC3: internet and computing core certification computing fundamentals: study guide--Preface, Introduction, TOC,About the Author--Preface, Introduction, TOC,Contents at a Glance--Preface, Introduction, TOC,Contents--Preface, Introduction, TOC,Table of Exercises--Preface, Introduction, TOC,Introduction--Preface, Introduction, TOC,Assessment Test--References, Appendix, Index,Appendix A: Answers to Review Questions--References, Appendix, Index,Appendix B: Using the Practice Files--References, Appendix, Index,Index.