Activate Your Digital Exam Companion
Purchased a physical paperback or Kindle edition? Enter the exclusive reader passcode printed in your book's backmatter to unlock your interactive computer-based practice exam for $0.
Enter Book Reader Passcode
Your unique access code is located in the backmatter appendices of your book.
Frequently Asked Questions
Where do I find my reader passcode?
Open your paperback or Kindle edition to the final appendix section (after Chapter 18 / Appendix D). You will find a full-page callout titled "Digital Companion & Computer Exam Unlock" containing your passcode.
Does my computer exam access expire?
No. Once activated in your browser, your unlocked practice exam remains accessible with unlimited timed retakes. Your scores and diagnostic history persist automatically.
Can I access the simulator on both my laptop and phone?
Yes. Simply visit precisioncodingpress.com/activate on each device and enter your book passcode to unlock the testing engine.
What if I bought both Book 1 and Book 2?
Enter the passcode from Book 1 to unlock Exam 1, then enter the passcode from Book 2 to unlock Exam 2. Both exams will appear side-by-side in your simulator dashboard.