If questions get asked on this topic in conjunction with activity based budgeting. How do we determine the cost driver? Will it be provided in the exam itself?
In ABC questions, enough information is always given in the question to be able to identify the cost driver.
There will be plenty of past questions in your Revision Kit to see the different ways in which it can be examined. (And of course they can only be asked in Sections A and B of the exam as 2 mark questions)