Semester Hours: 1 | Lecture Hours: 1 | Laboratory Hours: 0 The Oral and Practical exams are required for the FAA Mechanic certificate. The exams are scheduled individually with a Designated Mechanic Examiner to meet the requirements for the Powerplant portion of the Airframe and/or Powerplant rating. Required Prerequisite(s):AERM 1340, AERM 1344, AERM 1351, AERM 1357, AERM 1456, AERM 2252, AERM 2351 and AERM 2547