CBI interview covering the competencies of the United Nations which could be found in the UN booklet on competencies. The booklet is found online and covers all the information that can help candidates in preparing their answers.
i got the interview after passed the written exam. the interview is a competency based interview, they would ask you 3-4 questions, based on the ob description and your cv.
Interview questions [1]
Question 1
could you tell me any challenge and difficult moment you had in your previous work how did you handle it.
Interview was nice, with a papel of 5 people. It was challenging and they asked information related questions and competency based questions as well. I did not hear form them after the phone interview.