Tlhe International Brotherhood of Electrical Workers (IBEW) and the National Electrical Contractors Association (NECA) administer this test, formally known as the National Joint Apprenticeship and Training Committee (NJATC), the IBEW Aptitude Test and JATC Test. Here are some online resources describing the assessment:
- iPrep good overview of the test
- Job Test Prep scroll down to the FAQs
- Electrician Apprentice HQ A lot of videos on basic math
- TSA Test Prep
- NECA/IBEW Local 48 describes the entire intake process
- IBEW Local 692
- Complete Test Prep good outline of math items. Mechanical Reasoning is not on the test.
- There’s a Reddit strand that seems pretty realistic.