Whether you have form or whether your experience is shouting answers from the sofa at the screen, taking the next step and actually answering the contestant call for Mastermind (Bvsh House, which was quite exciting in itself) and then accepting the place are all reasonably straightforward.
Even the realisation that you should be revising again, however many years since your last exam, isn’t too bitter a pill; you should be picking subjects that are fun or little real effort. Fortunately I’d given a relatively small bibliography, but that’s where the worrying started. When I’d filled in the form and was searching for specialist subjects, I’d turned to my bookshelves and plonked down a few things for which I’d both interest and several books already. Weaver’s week