You need to pass the driving theory test before you can book the practical driving test.
There are 2 parts to the theory test:
Both parts of the test are taken on the same day. The questions in the multiple-choice part and format of the hazard perception part depend on what kind of vehicle you want to drive.
The nearest place to sit your driving theory test is
457 Sauchiehall Street,
To find out more visit the official gov.uk site: https://www.gov.uk/browse/driving/learning-to-drive