The practical and theory tests, in place since October 2014, must be passed before drivers can become qualified to pick up passengers.
Drivers sitting the theory test have to answer questions in four categories, covering issues from road responsibilities and mechanical knowledge to health and safety and customer care.
A number of questions are specific to the taxi industry, but some are the same as those in the theory test for new car drivers.
The pass mark is 80%, so ask yourself:
Taxi drivers in Northern Ireland say a test for new drivers is so difficult that it is putting people off joining the profession.