The UK visa interview questions are an opportunity for you to show that you're a genuine student who has carefully planned and researched your education. Of course, you are! Your university may provide mock UKVI interviews with a representative of the admissions department. When they do, ensure that you seize the opportunity. Here are some pointers to help you with your own preparation:
Recheck the statement of purpose you produced for your university or college application. This will help you remember why you're learning in the first place. You might also be asked about the other institutions or destinations you considered, so be ready with some responses!