CAST Test - Exampedia HISTORYFUNCTION OF THE TESTTEST ADMINISTRATIONTEST FORMATSCORINGANSWERS TO SAMPLE QUESTIONSREFERENCESEXTERNAL LINKSThe Construction and Skilled Trade Selection System examination (CAST) is maintained by the Edison Electric Institute, a trade organization founded in 1933 which represents all U.S. investor-owned electric companies. The EEI maintains several different test batteries which focus on skill areas related to energy industry jobs. The CAST focuses on skills relevant to positions in transmission and distribution, facilities and repair, electrical repair, machining and vehicle repair, and meter s..See more on exampedia CAST Test - Online Practice for EEI's CAST Test - JobTestPrep CAST Test Preparation. Looking for a reliable CAST test study guide and CAST practice tests? Start preparing with JobTestPrep today. We are the only resource that provides online practice materials for all sections of EEI's CAST test. Our materials follow the same concepts and question styles seen on the real test.