Answering questions like "reflect on whether or not you met the project success criteria" and "describe one example of what went wrong on this project" are found in a report.

Lessons learned report

Explanation:

A lessons learned report is report used to document the outcome of an event(favourable or not) to help the participant/user of the report to improve in future projects, businesses or interview.

if it is for a job, then you should learn everything you can about the job, like what does it involve, what qualification is required and how you are the right person for that job. dress appropriately for the interview. get plenty of rest the night before. good luck!