It is to have understanding or knowledge concering a specific matter.
Which topic are you picking?
You would restate the question and answer the it based on the RACE technique.
Answer: It probably depends on what you do as a job, but I'd say it's probably fine. It allows for a little bit more unpredictibility which is good in a lot of situations.
Explanation:
I don't want to be rude or anything but this looks like it would be a math question