Multiple choice – yes. They’ll all be in that format, and have three possible answers. Of the three, one will be absolutely correct, one will *look* correct, and one will be reasonably easy to eliminate.
The trick is to read and understand the whole question. And then read and understand each possible answer. A lot of it is down to the way it’s worded, and a misinterpretation on your part could easily be the difference between a pass and a fail. Just remember HTQ=HTA. Half The Question is Half The Answer… 😉
You probably don’t need to know the AIC off by heart, but you will need to be aware of the salient points. Your Air Law exam will consist of 40 questions, of which you must answer 30 correctly to pass, so you’ve got some leeway…