In general, the materials about personal background have been filled in the resume. Asking questions in the interview is just for verification, or starting with these questions that don't need candidates' thinking, which is beneficial for candidates to gradually adapt to expanding their thinking and enter the "role". Especially for those candidates who appear nervous and stiff as soon as they enter the examination room, they should first ask some easy-to-answer questions to help him build up confidence and induce him to play his level normally.