Amzon'.com's description of CD:
From the Publisher
The book is accompanied with a CD from the popular exam simulator web site whizlabs.com to test the knowledge of the reader and prepare them for the exam conditions.
Our first order of business must be this tiny ad:
Building a Better World in your Backyard by Paul Wheaton and Shawn Klassen-Koophttps://coderanch.com/wiki/718759/books/Building-World-Backyard-Paul-Wheaton