Harry's Guide to the AFCT Vocabulary Test: A Practical Study Text for U.S. Armed Forces PersonnelCareers in the mililtary are often dependent on ASVAB or AFCT test scores. Prospective service members take their initial entry test, but their test score may not be high enough for re enlisting in certain military occupational specialties. The Army, Air Force, Navy, Marines, and Coast Card allow their service members to retake the Armed Forces Classification Test (AFCT) to improve their General Technical (GT) score. If the member improves his her GT