This self-study exam prep book is based on the 2014 NEC(R) with 21 exams consisting of questions in Maintenance, Residential Wireman, Journeyman, Masters, Sign Electricians and a final exam in Residential, Journeyman and Masters. This book covers most topics that are included on all journeyman and master electricians' exams such as conductor sizing and protection, motors, transformers, voltage drop, demand loads, box and conduit sizing, over-current protection and residential and commercial load calculations. -18 Open Book Practice Exam with Answers -3 Complete Final Exams with Answers and Analysis -Helpful Tips to Pass the Test