NCCER Commercial Electrician Assessment — Information & Free Practice

US · Examination information

200 free questions · Answer explanations · No signup required

NCCER Commercial Electrician Assessment

Examination outline

Electrical Safety (5.21%)
Hand Bending (3.13%)
Electrical Theory One (4.17%)
Electrical Test Equipment (4.17%)
Introduction to the National Electrical Code® (5.21%)
Raceways, Boxes, and Fittings (4.17%)
Conductors (3.13%)
Introduction to Electrical Blueprints (5.21%)
Wiring: Commercial and Industrial (5.21%)
Grounding (5.21%)
Conduit Bending (3.13%)
Boxes and Fittings (4.17%)
Conductor Installations (4.17%)
Conductor Terminations and Splices (3.13%)
Installation of Electric Services (3.13%)
Circuit Breakers and Fuses (3.13%)
Contactors and Relays (2.08%)
Electric Lighting (3.13%)
Load Calculations – Branch Circuits (4.17%)
Conductor Selection and Calculations (4.17%)
Overcurrent Protection (4.17%)
Raceway, Box and Fitting Fill Requirements (2.08%)
Wiring Devices (1.04%)
Distribution Equipment (3.13%)
Distribution System Transformers (2.08%)
Lamps, Ballasts, and Components (2.08%)
Load Calculations – Feeders and Services (2.08%)
Standby and Emergency Systems (2.08%)
Fire and Alarm Systems (2.08%)

Examination sources

This examination may be required or accepted as an alternative, depending on the license and application pathway.