Transcription: The key to getting around in this title is the contents list, which is here in the navigation area. Viewing the contents of the entire course is the best way to get an overview of the lessons, labs, and self-checks that make up this course. You can work your way through the lessons and labs sequentially or in any order you wish. Click any topic to view its contents. Double-click a chapter head or any other topic with this book icon to expand the topic and view its contents. You can view the contents of the library, which includes a collection of additional information and resources, by choosin ...