The International Brotherhood of Electrical Workers (IBEW) is a labor union that represents more than, of the electrical workers in the US. As part of the National Joint Apprenticeship and Training Committee (NJATC) it produces an assessment used for electrician apprenticeship schemes. Get free practice tests with answers and study guides Preparation Guide. It is adopted by all electrical unions and locals You can take the test once every six months. Buy tests Free test Verbalquestions inminutes