Yes, carry all the licences and certificates.
As I stated in my previous post, regarding the math test - 1 in 60, climb gradient, stall speed calculations are an integral part of Navigation. You can expect questions from Radio Aids.
Once again, prepare for the worst.
P.S. - After your interview, the recruitment team will request you to not discuss the questions and contents of all the exercises with other candidates. What are we doing now!