Pilot Aptitude Battery Test is an aptitude test designed and conducted for all those candidates who aspire and apply for a flying career in the Air Force. The main aim is to test the mental alertness, presence of mind and self-confidence of the candidate. It checks whether a prospective candidate has proper control over his nerves while he is flying an aircraft. For this, the candidate is put through tests including meter reading, flying test and drum test. You can take the test only once.