Master Electrician's Exam PREP Guide
This full exam prep guide is based on the 2017 National Electrical Code and has 12 practice tests with 25 questions each and 2 final exams with 100 questions each. These questions are ones that you would run into on actual licensing tests. This book has been proven to be the best self-study guide available for electricians attempting to become a master in their craft. Answer keys with NEC references are included.