2 stage interview. 1st stage was the simplest job interview ever - how do you prioritise your work etc. This is likely to have changed, with the previous person having left. The manager recruiting will probably have their own questions. The second stage always involve doing some sort of presentation on a task, e.g. how would you approach the problem to streamline the processes? It seems to be designed to understand your thought process on a key task your role will need to perform