Single Family Dwelling Mock Exam (2020 NEC)
80 realistic SFD sample examination questions and answers with references from the 2020 National Electrical Code. Hard copy plus access to our mock exam digital app.
These proprietary questions — derived from real-world exams — test your code knowledge and exam readiness before test day. They'll familiarize you with the question styles, formats, and classifications you'll see on the actual Single Family Dwelling exam so you know where you stand before you sit for it.
Sample tests cover all material on the exam, including residential wiring methods, load calculations, service sizing, grounding and bonding, and other NEC requirements specific to single family dwelling installations. This Q&A book works as a companion to our Exam Preparation Manuals or as a standalone tool when you want to gauge whether you're ready to pass.
According to thousands of JCR students who have used this material, the score you make on these sample tests will be within a point or two of your actual exam score.