6 standard questions about yourself and work experiences generally answer it under star method a bit of detail on how you approach and do stuff go beyond and above then you get the chance to ask them back when you get nervous and stuck they will repeat qs and give you time

Starting off as a chat, why u applied for the role, then goes into 8 questions that they ask individually to test your response. One question was why did you choose ealing out of all the possible boroughs in london